Guidechem's Chemicals Hot RFQ - 3rd Week of October 2026

Guidechem's HOT RFQ – 3rd Week of October 2026

Column Purpose & Target

Guidechem HOT RFQ is a weekly column that highlights the most valuable and trending chemical purchase requests from our platform. It helps both buyers and suppliers stay informed and act quickly in the global chemical trade.

Frequency: Weekly, published every Thursday.

Benefits

Buyers: Discover popular RFQs and learn how to submit high-quality RFQs to attract more supplier quotes.
Suppliers: Access timely global demand insights and learn to reply efficiently to quality RFQs to increase order rates.

Weekly HOT RFQs

🌏 Asia

Product	CAS	Country	Quantity	Application
HOT RFQ 🌏 Asia - 3rd week of October 2026
(Z)-11-Tetradecenyl acetate	20711-10-8	🇰🇷 Korea	100 MG	Diamondback moth sex-pheromone component used in pest-monitoring traps and mating-disruption strategies.
(Z)-11-Tetradecen-1-ol	34010-15-6	🇰🇷 Korea	100 MG	Pheromone precursor alcohol used to formulate moth sex-lure blends for pest monitoring.
(E)-11-Tetradecen-1-ol	35153-18-5	🇰🇷 Korea	100 MG	Moth sex-pheromone isomer used in lure blends for lepidopteran pest detection.
(E)-11-Tetradecenyl acetate	33189-72-9	🇰🇷 Korea	100 MG	Tortrix-type moth pheromone used in monitoring and mating-disruption of crop pests.
Cerium oxide	1345-13-7	🇰🇷 Korea	1 KG	Cerium oxide used in glass polishing, three-way catalytic converters and UV-stabilizing formulations.
3,9-diethylcarbazole	18782-44-0	🇰🇷 Korea	1 G	Dialkyl carbazole used in organic photoconductors, OLED hosts and medicinal-intermediate research.
L-Threonine, L-seryl-L-threonyl-	680986-45-2	🇰🇷 Korea	1 MT	Seryl-threonine dipeptide used in peptide research and cell-culture media supplementation.
Agnosterone	7020-52-2	🇰🇷 Korea	10 G	Withanolide studied for anti-allergic and anti-inflammatory activity in respiratory research.
Styrene trimer	28213-80-1	🇰🇷 Korea	100 G	Cyclic styrene trimer used as a reactive diluent and crosslinker in resin systems.
6-Bromohexanoyl chloride	22809-37-6	🇰🇷 Korea	1 KG	Bromohexanoyl chloride building block used for chain elongation in pharmaceutical intermediates.
2-(2-Hexyloxyethoxy)Ethanol	112-59-4	🇰🇷 Korea	25 KG	Double glycol ether co-solvent used in agrochemical EC formulations, inks and coatings.
2-Thiopheneethanamine, N,α,5-trimethyl-	1340105-79-4	🇮🇳 India	10 G	Trimethyl thiophene-ethylamine derivative used as a heterocyclic building block in medicinal-chemistry research.
Hydroxylammonium hydrogen sulfate	10046-00-1	🇮🇳 India	2 MT	Hydroxylamine sulfate salt used as a reducing agent in organic synthesis and dye manufacturing.
Nonylphenol-formaldehyde resin	9040-65-7	🇮🇳 India	25 MT	Nonylphenol-formaldehyde resin used in adhesives, coatings and rubber tackification.
Zirconium phosphate	13765-95-2	🇮🇳 India	200 KG	Layered zirconium phosphate used as a cation exchanger, catalyst support and proton-conductive material.
Alkenes, C6-8-branched, C7-rich	97592-99-9	🇮🇳 India	20 MT	Branched C6-C8 olefin fraction used as feedstock for oxo-alcohols, surfactants and plasticizers.
Desloratadine D5	1020719-34-9	🇮🇳 India	15 MG	Deuterated desloratadine used as an LC-MS/MS internal standard for pharmacokinetic assays.
Capryloyl/Caproyl Anhydro Methyl Glucamide	2290526-77-9	🇮🇳 India	10 KG	Sugar-based amide surfactant used as a mild cleansing and thickening agent in personal care.
Vitride	22722-98-1	🇮🇳 India	1 KG	Sodium bis(2-methoxyethoxy)aluminum hydride reducing agent used as a safer alternative to LAH.
Tephcalostan B	1141466-06-9	🇮🇳 India	1 G	Plant-derived secondary metabolite used in phytochemical and bioactivity research.
Polyquaternium-39	25136-75-8	🇮🇳 India	2 MT	Cationic polyquaternium polymer used as conditioning and film-forming agent in personal care.
Sodium L-pyroglutamate	28874-51-3	🇮🇳 India	3 MT	Sodium PCA humectant used in skincare formulations and as a pharmaceutical intermediate.
7-(2-chloroethyl)theophylline	5878-61-5	🇨🇳 China	500 KG	Chloroethyl-substituted xanthine used as an alkylating tool in adenosine-receptor research.
Tri-O-thymotide	4399-52-4	🇨🇳 China	5 G	Cyclic thymidine trinucleotide studied in supramolecular host-guest and nucleotide chemistry.
Boc-Glu(OtBu)-Pro-OH	917926-33-1	🇨🇳 China	1 G	Boc/tBu-protected glutamyl-proline dipeptide used in solid-phase peptide and API synthesis.
Dimethyloctadecyl[3-(triethoxysilyl)propyl]ammonium chloride	62117-57-1	🇨🇳 China	1 G	Quaternary ammonium silane used as softening and antimicrobial finish additive for textiles.
Aluminum oxide	1344-28-1	🇨🇳 China	20 MT	Aluminum oxide used as catalyst support, adsorbent, polishing abrasive and refractory material.
Silicone Oil	68083-14-7	🇨🇳 China	1 KG	Polydimethylsiloxane fluid used as lubricant, antifoam and heat-transfer medium.
Poly(dimethylsiloxane), aminopropyl terminated	106214-84-0	🇹🇷 Turkey	1 KG	Amine-terminated silicone fluid used in reactive elastomers, coatings and amino-silicone softeners.
Quinmerac	90717-03-6	🇹🇷 Turkey	5 KG	Pyrimidine-carboxylate herbicide used in cereals against broadleaf weeds.
Dimethenamid-P	163515-14-8	🇹🇷 Turkey	5 KG	S-enantiomer chloroacetamide herbicide used for grass and broadleaf weed control in crops.
(±)-Jasmonic acid	3572-66-5	🇹🇷 Turkey	2 KG	Jasmonate plant hormone used in plant-defense and growth-regulation studies.
Sodium hydroxide	1310-73-2	🇹🇷 Turkey	300 MT	Caustic soda used in pulp and paper, soap, water treatment and chemical manufacturing.
Mercury	7439-97-6	🇸🇦 Saudi Arabia	1 MT	Metallic mercury used in industrial research, lamps and electrochemical applications.
α-Methyl-1H-indole-5-ethanamine	3784-30-3	🇸🇦 Saudi Arabia	1 MT	Alpha-methylated tryptamine studied in serotonergic research; controlled in several jurisdictions.
Methane	74-82-8	🇸🇦 Saudi Arabia	1 MT	Methane gas used as fuel and as a C1 feedstock for chemicals.
Vardenafil hydrochloride	224785-91-5	🇸🇦 Saudi Arabia	1 MT	PDE5 inhibitor hydrochloride API used in erectile-dysfunction treatment.
4-Ethyl-2,6-dimethoxyphenol	14059-92-8	🇸🇬 Singapore	1 MT	Syringol-derived phenol antioxidant used in lignin-model chemistry and fine-chemical synthesis.
Bovolide	774-64-1	🇸🇬 Singapore	25 G	Naturally occurring butenolide studied in enzyme and cardiovascular research.
Propyl butyrate	105-66-8	🇸🇬 Singapore	1 KG	Fruity propyl butyrate ester used as a flavor and fragrance ingredient.
Mercury	7439-97-6	🇧🇩 Bangladesh	1 MT	Metallic mercury used in laboratory research, discharge lamps and electrode applications.
Mercury	7439-97-6	🇧🇩 Bangladesh	1 MT	Metallic mercury used in laboratory research, discharge lamps and electrochemistry.
1-Chloroethyl methyl carbonate	80196-03-8	🇮🇱 Israel	1 KG	Chloroethyl carbonate self-immolative prodrug-linker intermediate used in pharmaceutical synthesis.
2-Bromo-1-Phenyl-Pentan-1-One	49851-31-2	🇮🇱 Israel	1 KG	Brominated valerophenone regulated as a synthetic-drug precursor; restricted supply.
Phenol, 4-[chloro(4-methoxyphenyl)phenylmethyl]-	2170087-66-6	🇯🇵 Japan	1 G	Chlorodiarylmethane phenol intermediate used in triarylmethane dye and pharmaceutical synthesis.
SAG 21k	946002-48-8	🇵🇽 Philippines	2 MG	Potent Smoothened agonist used to probe Hedgehog signaling in developmental biology.
Ferrous sulfate heptahydrate	7782-63-0	🇻🇳 Vietnam	1800 MT	Ferrous sulfate heptahydrate used in feed fortification, fertilizer and water treatment.
Titanium dioxide	13463-67-7	🇮🇷 Iran	200 MT	Titanium dioxide white pigment used in coatings, plastics, inks and sunscreen.

🌎 America

Product	CAS	Country	Quantity	Application
HOT RFQ 🌎 America - 3rd week of October 2026
3H-Cyclopenta[c]quinoline, 3a,4,5,9b-tetrahydro-8-nitro-4-phenyl-	353495-21-3	🇺🇸 United States	1 G	Tetrahydro-cyclopentaquinoline scaffold studied as a dopamine-receptor ligand in CNS drug discovery.
SAFit2	1643125-33-0	🇺🇸 United States	10 G	Selective FKBP51 inhibitor used in preclinical research on depression and stress-related disorders.
KY19382	2226664-93-1	🇺🇸 United States	1 G	GPR119 agonist studied for type 2 diabetes and metabolic-disorder research.
Diphenylamine	122-39-4	🇺🇸 United States	100 G	Diphenylamine used as a rubber antioxidant and intermediate in agrochemical and dye synthesis.
Cyclobutylmagnesium bromide	13384-48-0	🇺🇸 United States	25 ML	Cyclobutyl Grignard reagent used to introduce cyclobutyl groups in pharmaceutical synthesis.
4-Isopropylstyrene	2055-40-5	🇺🇸 United States	1 KG	Isopropylstyrene monomer used in specialty polymers, resins and functional-material synthesis.
O-304 sodium	2639972-26-0	🇺🇸 United States	1 G	Non-classical indoline opioid agonist studied for neuropathic pain with reduced respiratory risk.
2-Oxo-3-butenoic acid	56842-76-3	🇺🇸 United States	100 G	Unsaturated alpha-keto acid building block for heterocycles and metabolic intermediates.
Isopropylbenzylamine	102-97-6	🇺🇸 United States	5 KG	N-Benzylisopropylamine intermediate used in API and agrochemical synthesis.
3-Pyridinemethanol, α-[[(1,1-dimethylethyl)amino]methyl]-5-fluoro-, (αR)-	2301983-88-8	🇨🇦 Canada	1 G	Fluoro-pyridyl carbinol amine intermediate used in beta-blocker API synthesis.
Potassium metavanadate	13769-43-2	🇧🇷 Brazil	34 DRUMS	Potassium metavanadate used in ceramics, catalysts and phosphatase-enzyme inhibition studies.
Poly(ethylene terephthalate)	25038-59-9	🇵🇪 Peru	22 MT	Polyethylene terephthalate resin used for fibers, packaging bottles and films.

🌍 Europe

Product	CAS	Country	Quantity	Application
HOT RFQ 🌍 Europe - 3rd week of October 2026
(1-Chloroethyl)benzene	672-65-1	🇳🇱 Netherlands	5 KG	Benzylic chloride intermediate used in fine-chemical and pharmaceutical synthesis.
α-Ethylaminopentiophenone hydrochloride	18268-16-1	🇳🇱 Netherlands	250 G	Synthetic cathinone studied in neuropharmacology; controlled in many jurisdictions.
N-Ethylhexedrone hydrochloride	18410-62-3	🇳🇱 Netherlands	250 G	N-ethylated cathinone stimulant; controlled substance with strict trade restrictions.
N-Acetylcysteine ethyl ester	59587-09-6	🇳🇱 Netherlands	1 MT	Ethyl-ester prodrug of N-acetylcysteine used to enhance cysteine delivery in cell studies.
Carnosic acid	3650-09-7	🇳🇱 Netherlands	1 MT	Rosemary-derived diterpene antioxidant used for food preservation and neuroprotection research.
J147	1807913-16-1	🇳🇱 Netherlands	1 MT	Curcumin-derived cognition-enhancement compound studied in Alzheimer's and aging research.
Emoxypine	2364-75-2	🇳🇱 Netherlands	1 MT	Ethyl-hydroxypyridine antioxidant studied in cerebrovascular and free-radical research.
Mexidol	127464-43-1	🇳🇱 Netherlands	1 MT	Hydroxypyridine succinate used clinically in anti-hypoxia and circulatory therapy.
TAK-653	1358751-06-0	🇳🇱 Netherlands	1 MT	Oral GPR119 agonist prodrug evaluated for type 2 diabetes treatment.
9-Methyl-β-carboline	2521-07-5	🇳🇱 Netherlands	1 MT	Beta-carboline MAO-A inhibitor used in monoamine and neuroscience research.
O-Propyl vardenafil	2840532-32-1	🇳🇱 Netherlands	250 KG	Propyl-ether vardenafil analog; unapproved design analog requiring regulatory review.
2,4-Bis(dimethylhydrazono)-1,3-diphenyl-1,3-diazetan	77328-90-6	🇬🇧 United Kingdom	1000 MT	Diazetane bis-hydrazone reagent used in heterocyclic synthesis research.
Apitegromab	2278276-46-1	🇬🇧 United Kingdom	6 G	Myostatin latent-complex inhibitor studied for spinal muscular atrophy therapy.
Somatropin	12629-01-5	🇬🇧 United Kingdom	1 G	Recombinant somatropin (human growth hormone) used in growth-hormone-deficiency therapy.
Mestanolone	521-11-9	🇬🇧 United Kingdom	1 MT	17-alpha-methylated DHT oral androgen; controlled steroid in many jurisdictions.
Trimesic acid	554-95-0	🇬🇧 United Kingdom	1 MT	Benzene tricarboxylic acid linker used for metal-organic frameworks and unsaturated resins.
Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer	111286-86-3	🇬🇧 United Kingdom	14 KG	Acrylate/taurate copolymer used as thickener and emulsion stabilizer in cosmetics.
Dihydrotestosterone propionate	855-22-1	🇬🇧 United Kingdom	1 MT	Propionate ester of dihydrotestosterone; controlled anabolic androgen.
DHT enanthate	33776-88-4	🇬🇧 United Kingdom	1 MT	Enantate ester of dihydrotestosterone; controlled anabolic steroid.
Pterostilbene	537-42-8	🇷🇴 Romania	1 KG	Naturally occurring dimethyl-stilbene antioxidant studied for cardiovascular and cognitive health.
(Gly14)-Humanin	330936-70-4	🇷🇴 Romania	3 MG	Modified humanin peptide studied for neuroprotection in aging and neurodegeneration models.
S-Acetyl-L-Glutathione	3054-47-5	🇷🇴 Romania	1 KG	Thiol-protected glutathione derivative used as an antioxidant in cell-protection and detoxification studies.
Cibinetide	1208243-50-8	🇷🇴 Romania	1 G	BDNF-derived peptide fragment studied for neuroprotection and tissue-repair applications.
MOTS-c	1627580-64-6	🇷🇴 Romania	1 G	Mitochondria-derived peptide studied in metabolism, insulin sensitivity and exercise physiology.
Boronic acid, B-[3-[5-[[(2-fluorophenyl)amino]carbonyl]-2-thienyl]phenyl]-	2285432-92-8	🇷🇴 Romania	5 G	Thiophene aryl-boronic acid used as a Suzuki-coupling building block in kinase-inhibitor synthesis.
Catechol	120-80-9	🇷🇴 Romania	1 MT	Ortho-dihydroxybenzene used in resins, fragrances, photography and L-DOPA synthesis.
Perfluorotetracosane	1766-41-2	🇷🇺 Russia	1 KG	Long-chain perfluorocarbon studied as an oxygen carrier in gas-solubility and blood-substitute research.
Perfluoroeicosane	37589-57-4	🇷🇺 Russia	1 KG	Perfluorocarbon used in liquid-ventilation and organ-preservation research.
Perfluorohexadecane	355-49-7	🇷🇺 Russia	1 KG	Perfluorocarbon used as an oxygen vehicle and in fluorinated-surfactant science.
Perfluorotetradecane	307-62-0	🇷🇺 Russia	1 KG	Perfluorocarbon used in blood-substitute research and ophthalmic tamponade studies.
Dibutyl adipate	105-99-7	🇷🇺 Russia	400 KG	Phthalate-free adipate plasticizer used in PVC, food-contact films and medical tubing.
Dicalcium phosphate	7757-93-9	🇷🇺 Russia	20 MT	Dicalcium phosphate used as feed mineral, food fortificant and tablet excipient.
1H,6H-perfluorohexane	336-07-2	🇷🇺 Russia	200 KG	Low-boiling fluorocarbon used in electronics cleaning and two-phase-partition research.
Gallium	7440-55-3	🇩🇪 Germany	10 KG	Gallium metal used in semiconductors, low-melting alloys and research target materials.
Dopachrome	3571-34-4	🇩🇪 Germany	5 MG	Melanin-pathway chromophore used in tyrosinase-activity and melanogenesis assays.
Growth hormone	9002-72-6	🇩🇪 Germany	1 G	Human growth hormone protein used in growth-deficiency replacement therapy.
Cytosine	71-30-7	🇩🇪 Germany	100 MT	Pyrimidine nucleobase used in nucleoside, nucleotide and pharmaceutical synthesis.
Platanoside	133740-25-7	🇬🇷 Greece	1 G	Cucurbitane triterpenoid studied for anti-inflammatory and neuroprotective activity.
Tiliroside	20316-62-5	🇬🇷 Greece	1 G	Flavonoid glycoside studied for anti-inflammatory, antioxidant and lipid-regulating effects.
Siramesine hydrochloride	224177-60-0	🇬🇷 Greece	1 G	Sigma-1 receptor ligand studied for apoptosis induction and central-nervous-system disorders.
Trilobatin	4192-90-9	🇷🇸 Serbia	1 KG	Natural high-intensity dihydrochalcone sweetener studied as a calorie-free sweetness enhancer.
Lisdexamfetamine dimesylate	608137-33-3	🇷🇸 Serbia	100 G	Lisdexamfetamine prodrug API used in ADHD and binge-eating-disorder therapy.
Deucravacitinib	1609392-27-9	🇺🇦 Ukraine	40 MT	Selective TYK2 inhibitor used for psoriasis and autoimmune-disease therapy.
Pyridine	110-86-1	🇺🇦 Ukraine	10 MT	Pyridine base solvent used in pharmaceutical, agrochemical and dye synthesis.
2,5-Bis(octyldithio)-1,3,4-thiadiazole	13539-13-4	🇦🇹 Austria	50 G	Octyl-dithio thiadiazole used as a vulcanization accelerator in rubber compounding.
4'-Methylpropiophenone	5337-93-9	🇪🇸 Spain	1 KG	Methylpropiophenone controlled as a cathinone precursor; regulated supply only.
1,3-Difluoropropane	462-39-5	🇫🇷 France	25 KG	Symmetrically difluorinated propane used as a fluorinated building block in pharmaceutical chemistry.

🌍 Africa

Product	CAS	Country	Quantity	Application
HOT RFQ 🌍 Africa - 3rd week of October 2026
Trimedlure	12002-53-8	🇪🇦 Egypt	20 L	Mediterranean fruit-fly sex pheromone used in population-monitoring traps.
Caulerpin	26612-48-6	🇪🇦 Egypt	1 KG	Bis-indole alkaloid from green algae studied in enzyme and bioactivity screening.

🌏 Oceania

Product	CAS	Country	Quantity	Application
HOT RFQ 🌏 Oceania - 3rd week of October 2026
Poly-beta-pinene	70750-58-2	🇦🇺 Australia	1 MT	Bio-based terpene polymer used in resins, adhesives and sustainable-material research.

For Buyers – How to Post an RFQ

Why post an RFQ on Guidechem?

Reach thousands of verified global suppliers
Increase visibility and get faster quotes
Benefit from transaction assurance and logistic support

How to Post an RFQ on Guidechem?

Posting a Request for Quotation (RFQ) on Guidechem is simple and efficient. Follow these steps to connect with the best suppliers worldwide:

Register and Log In to your Guidechem account.
Click on the “Post an RFQ” button and fill in the product details, including quantity and country of origin.
Receive competitive quotes from suppliers and choose the best match for your needs.

Whether you're sourcing specialty chemicals or bulk raw materials, Guidechem is here to help! Connect with trusted suppliers and streamline your procurement process today. 🚀

For Suppliers – How to Leverage HOT RFQs

Why monitor HOT RFQs?

Stay ahead by spotting active global demands
Match with serious buyers faster
Improve quote success rate with well-targeted replies

Tips to Respond Efficiently:

Reply within 24 hours of RFQ publication
Include detailed quotation: lead time, packaging, incoterms
Highlight factory certifications and supply capacity
Attach documents such as COA, MSDS, product photos

* If you’d like your inquiry to be featured next week, make sure to post a complete RFQ with valid contact and product details.

How to Post an RFQ on Guidechem?

Make Guideview Preferred Source on Google

HOT RFQ