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Home> Products > Pharmaceuticals and Biochemicals > Vitamins, Amino Acids and Coenzymes > CAS DataBase Listed 7 > CAS 73-22-3
73-22-3 structure 3D

CAS 73-22-3 products price,suppliers

  • Name: Cyclohexanone, 2-ethyl-3-methyl-, trans-
  • Molecular Weight: 204.22518
  • Formula: C9H13CLFNO
  • Synonyms: (-)-Tryptophan; (2S)-2-azaniumyl-3-(1H-indol-3-yl)propanoate; (S)-2-Amino-3-(3-indolyl)propionic acid; (S)-alpha-Amino-1H-indole-3-propanoic acid; (S)-alpha-Amino-beta-(3-indolyl)-propionic acid; (S)-alpha-Amino-beta-indolepropionic acid;
  • L-Tryptophan (Tryptophan) is an essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3[1].
Properties Safety and Handling MSDS NMR Spectrum Synthesis Route Precursor and Product Computational chemical data
Identification Safety Data
  • [Risk Codes]
  • R33:Danger of cumulative effects
  • R40:Limited evidence of a carcinogenic effect
  • [Safety Statements]
  • S24/25:Avoid contact with skin and eyes
Properties
  • Appearance:
  • White to off-white crystalline powder
  • Molecular Weight:
  • 204.22518
  • Melting Point:
  • 280-285℃
  • Flash Point:
  • 169.3°C
  • Alpha:
  • -31.1 o (C=1, H20)
  • Storage Temperature:
  • Store at RT.
  • Refractive index:
  • -32 ° (C=1, H2O)
  • Solubility:
  • 11.4 g/L (25°C) in water
  • Stability:
  • Stable. Incompatible with strong acids, strong oxidizing agents.
  • More Properties>>
Question & Answer
  • L-Tryptophan:Mechanism of action,Safety concerns L-tryptophan is an amino acid. Amino acids are protein building blocks. L-tryptophan is called an "essential" amino acid because the body can't make it. It must be acquired from food. People use L-tryptophan for some mental health disorders, to help quit smoking, for athletic performa...more+ Mar 02 2021
Upstream Product Downtream information
There are 592 suppliers who can provide Cyclohexanone, 2-ethyl-3-methyl-, trans- with CAS No. 73-22-3
Supply Best Price Nutritional Supplement Tryptophan CAS No. 73-22-3 L-Tryptophan Food Grade
Supply Best Price Nutritional Supplement Tryptophan CAS No. ...
  • FOB Price:10 USD/Kilogram 
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  • Usage:an essential amino acid 
  • Brand:+8618032048384 
  • Updatetime:Sep 10 2021 
Best supply of L-Tryptophan
Best supply of L-Tryptophan
  • FOB Price:25 USD/Kilogram 
  • Min.Order:100 Gram 
  • Supply Ability:20 Metric Ton/Month 
  • Appearance:white powder 
  • Purity:99% 
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  • Brand:Hanhong 
  • Description:If you want to have an order, please remember to contact me. Whatsapp/signal/wechat: +86 15972166960 wickr me: bellachen 5413-05-8 Ethyl 2-phenylacetoacetate/BMK Liquid/powder 16648-44-5
  • Updatetime:Aug 09 2021 
Factory supply L-tryptophan Cas 73-22-3 from China
Factory supply L-tryptophan Cas 73-22-3 from China
  • FOB Price:10 USD/Kilogram 
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L-tryptophan CAS 73-22-3
L-tryptophan CAS 73-22-3
  • FOB Price:10 USD/Metric Ton 
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  • Usage:Accessory substance 
  • Brand:zhanyao 
  • Description:L - tryptophan: white to yellow-white crystal or crystalline powder, odourless or slight odor, slightly bitter taste. melting point 289, for a long time together with hot water to produce a small amount of indole. Tryptophan and acid are stable when heated in ...
  • Updatetime:Jun 30 2021 
L-tryptophan
L-tryptophan
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  • Brand:YANXI 
  • Description:L - tryptophan: white to yellow-white crystal or crystalline powder, odourless or slight odor, slightly bitter taste. melting point 289, for a long time together with hot water to produce a small amount of indole. Tryptophan and acid are stable when heated in ...
  • Updatetime:Jan 29 2021 
L-Tryptophan
L-Tryptophan
  • FOB Price:1 USD/Kilogram 
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  • Appearance:White crystal or crystalline powder 
  • Purity:99+%min 
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  • Usage:In the raw material 
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  • Updatetime:Nov 27 2020 
High purity L-Tryptophan with high quality cas:73-22-3
High purity L-Tryptophan with high quality cas:73-22-3
  • FOB Price:1 USD/Gram 
  • Min.Order:1kg Kilogram 
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  • Appearance:powder 
  • Purity:99% 
  • Packaging:1KG/Bag 
  • Usage:For medical research 
  • Brand:IPURE 
  • Description:HuBei Ipure Chem is a leading manufacturer and supplier of chemicals in China.We develop,produce and distribute high quality pharmaceuticals, intermediates, special chemicals and other fine chemicals.
  • Updatetime:Oct 22 2020 
USP standard L-Tryptophan CAS 73-22-3 supplied by manufacturer
USP standard L-Tryptophan CAS 73-22-3 supplied by manufactur...
  • FOB Price:40 USD/Kilogram 
  • Min.Order:25 Kilogram 
  • Supply Ability:30 Metric Ton/Month 
  • Appearance:White crystals or crystalline powder 
  • Purity:98.5~101.5% 
  • Packaging:25kg/drum 
  • Usage:Nutritional supplement 
  • Brand:Fortunachem 
  • Description:USP standard L-Tryptophan CAS 73-22-3 supplied by manufacturer
  • Updatetime:Jan 07 2020 
L Tryptophan
L Tryptophan
  • FOB Price:16 USD/Kilogram 
  • Min.Order:1 Kilogram 
  • Supply Ability:10000 Kilogram/Month 
  • Appearance:White powder 
  • Purity:99% 
  • Packaging:25Kg/drum; 1kg/bag 
  • Usage:Pharmaceutical intermediate 
  • Brand:Tianhua 
  • Description:Products Name:
  • Updatetime:Dec 08 2020 
Factory Supply L-Tryptophan
Factory Supply L-Tryptophan
  • FOB Price:0.1 USD/Kilogram 
  • Min.Order:1 Kilogram 
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  • Appearance:solid or liquid ( refer to COA) 
  • Purity:99.90% 
  • Packaging:25kgs/fiber drum or 200kgs/drum 
  • Usage:upon client's application 
  • Brand:Amitychem 
  • Description:Amitychem Corporation manufacture and supply L-Tryptophan with with high quality, low price and bulk supply. We have been focusing on the research and production of concrete chemicals for 14+ years. Our product quality has ISO, SGS, CQC,FAMI-QS, etc. Cetificat...
  • Updatetime:Mar 09 2021 
L-(-)-Tryptophan
L-(-)-Tryptophan
  • FOB Price:2 USD/Kilogram 
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  • Appearance:liquid or solid 
  • Purity:95%, 99% 
  • Packaging:clients requirement 
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  • Brand:Dayang 
  • Description:Name: L-Tryptophan Synonyms: L(-)-Tryptophan;EH 121;l-alpha-Aminoindole-3-propionic acid;(S)-alpha-Amino-beta-(3-indolyl)-propionic acid;Sedanoct;L-Tryptophan (JP14);L-Trp;(S)-alpha-Amino-beta-indolepropionic acid;NCI-C01729;(S)-2-Amino-3-(3-indolyl)propionic ...
  • Updatetime:Dec 20 2019 
L-Tryptophan
L-Tryptophan
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  • Min.Order:1 Kilogram 
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  • Appearance:WHITE 
  • Purity:99% 
  • Packaging:25KG/DRUM 
  • Usage:APIs Pharmaceutical Adjuvant Biochemicals & Biotech products 
  • Brand:ROYAL 
  • Description:APIs Pharmaceutical Adjuvant Biochemicals & Biotech products
  • Updatetime:Dec 06 2019 
L-Tryptophan
L-Tryptophan
  • FOB Price:1 USD/Gram 
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  • Supply Ability:1000 Metric Ton/Day 
  • Appearance:COA 
  • Purity:99% 
  • Usage:For Medical research 
  • Brand:BELIEVE 
  • Description:Trytophan(W)Solution,100ppm;L-Tryptophan,Trp;L-TryptophanVetec(TM)reagentgrade,>=98%;VWRSURFACESAMPLIChemicalbookNGSPONGEWITHNE;L-TRYPTOPHAN(13C11,D8,15N2);L-Tryptophan(pharmgrade);L-Trp-OH;L-Tryptophan,Animal-Free
  • Updatetime:Jan 06 2021 
L-tryptophan
L-tryptophan
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  • Usage:Intermediate 
  • Brand:Luyunjia 
  • Description:Name: L-Tryptophan Synonyms: WV; trp; 1qaw; 2a4m; L-Ttp; s3987; A7403; Kalma; L-Trp; EH 121; trofan; Lyphan; 73T223; C00078; D00020; M02943; GM0674; TRP-01; T 0254; GTPL717; BIT0720; AM82273; DB00150; LP01183; LS-1622; OR28930; SB14997; C-48302; Q181003; Trypt...
  • Updatetime:Apr 25 2021 
L-Tryptophan;L-β-3-Indolyl alanine;(S)-2-AMino-3-(3-indolyl)propionic acid;(S)-(-)-Tryptophan;Trp
L-Tryptophan;L-β-3-Indolyl alanine;(S)-2-AMino-3-(3-indolyl...
  • Appearance:Normal Standard 
  • Purity:99% 
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  • Description:Superiority high quality, competitive price & excellent service Details High quality, Competitive price & Excellent service Transportation:By Sea / Air / Courier Storage:Store in dry, cool, dark and ventilate... Keywords:73-22-3 Manufacturer,High Purity L-Tryp...
  • Updatetime:Mar 02 2021 
L-Tryptophan
L-Tryptophan
  • Description:Our products are mainly exported to European, South America, Southeast Asia and some other areas. We established long-term stable business relations and cooperation. In light with the philosophy of Quality As Roots, Honesty As Spirits,we look forward to cooper...
  • Updatetime:Dec 18 2019 
Tryptophan
Tryptophan
  • FOB Price:1 USD/20mg 
  • Min.Order:20 mg 
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  • Purity:≥98% 
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  • Usage:For laboratory researching ;Raw material for cosmetics ;Chemical reagents 
  • Brand:Gelipu 
  • Description:Tryptophan, -indoleylalanine, white or yellowish crystalline or crystalline powder; Odorless, slightly bitter taste. Slightly dissolved in water, very slightly dissolved in ethanol, insoluble in chloroform, easily dissolved in formic acid, dissolved in sodium ...
  • Updatetime:Nov 02 2020 
L-Tryptophan
L-Tryptophan
  • FOB Price:1 USD/Gram 
  • Min.Order:1 Gram 
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  • Appearance:White crystalline powder 
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  • Packaging:20mg, 50mg,100mg,1g,10g,100g,kgs and so on 
  • Usage:For laboratory research 
  • Brand:Chengdu Herbpurify CO.,LTD 
  • Description:L-Tryptophan 【 Synonyms 】L(-)-Tryptophan; (S)-2-Amino-3-(1H-indol-3-yl)propanoic acid; L-alphs-Amino
  • Updatetime:Dec 28 2018 
L-Tryptophan
L-Tryptophan
  • FOB Price:0.1 USD/Metric Ton 
  • Min.Order:25 Kilogram 
  • Supply Ability:20 Metric Ton/Month 
  • Appearance:crytalline power 
  • Purity:99% 
  • Packaging:25KG/DRUM or BAG 
  • Usage:feed/food addition / nutrition 
  • Brand:GRNE 
  • Description:USP/AJI/EP/BP Item Standard Conclusion of analysis Description white crystals or white crystalline powder crystalline powder Identification
  • Updatetime:Sep 27 2018 
L-Tryptophan TRY Amino Acids Supplier
L-Tryptophan TRY Amino Acids Supplier
  • FOB Price:40 USD/Kilogram 
  • Min.Order:1 Metric Ton 
  • Supply Ability:5000 Metric Ton/Month 
  • Appearance:White powder 
  • Purity:99% 
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  • Usage:amino acids drugs, for biochemical research, medicine used as a sedative, improve nutritio 
  • Brand:Ju long 
  • Description:About us: Our factory was founded in1997, and be listed company on January 2015. We have strong supply strength and can give you the best price. We have a first-class machine and research team to keep our products be top quality. Must have a strict product tes...
  • Updatetime:Dec 21 2017 
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