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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

  • L-Tryptophan (Tryptophan) is an essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3[1].
  • Name: 2-ETHYLSULFANYL-BENZOTHIAZOL-6-YLAMINE
  • Molecular Weight: 204.22518
  • Formula: C19H21NO4
  • Synonyms: 8,11-Dichloro-5H-dibenzo[b,e][1,4]diazepine; EINECS 200-795-6; H-Trp-OH; L(-)-Tryptophan; L-Trp-OH; L-TRYPTOPHAN (13C11,D8,15N2);
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
  • Molecular Weight:
  • 204.22518
  • Density:
  • 1.155
  • Melting Point:
  • 280-285℃
  • Flash Point:
  • 276.4°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
Upstream Product Downtream information
There are 601 suppliers who can provide 2-ETHYLSULFANYL-BENZOTHIAZOL-6-YLAMINE with CAS No. 73-22-3
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L-tryptophan
L-tryptophan
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  • 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:Aug 12 2022 
L-Tryptophan
L-Tryptophan
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  • Updatetime:Aug 12 2022 
L-Tryptophan
L-Tryptophan
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L-tryptophan
L-tryptophan
  • FOB Price:1 RMB/metric ton 
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  • 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:Aug 12 2022 
USP standard L-Tryptophan CAS 73-22-3 supplied by manufacturer
USP standard L-Tryptophan CAS 73-22-3 supplied by manufactur...
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  • Appearance:White crystals or crystalline powder 
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  • Description:USP standard L-Tryptophan CAS 73-22-3 supplied by manufacturer
  • Updatetime:Aug 10 2022 
98.5% L-Tryptophan 80206-30-0
98.5% L-Tryptophan 80206-30-0
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  • Description:L-Tryptophan
  • Updatetime:Aug 10 2022 
L-Tryptophan
L-Tryptophan
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  • Min.Order:10 Gram 
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  • Appearance:crystal powder 
  • Purity:99.6% 
  • Packaging:barrel/oil bag 
  • Usage:pharmaceutical intermediates 
  • Brand:YINGONG 
  • Description:PRODUCT DETAILS L-Tryptophan (Tryptophan) is an essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3[1]. Density 1.4±0.1 g/cm3 Boiling Point 447.9±35.0 °C at 760 mmHg
  • Updatetime:Aug 08 2022 
L-Tryptophan
L-Tryptophan
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  • Supply Ability:10000 Kilogram/Day 
  • Appearance:White powder 
  • Purity:99% 
  • Packaging:25kg bag /drum 
  • Usage:For beverages and food additives. 
  • Brand:L-Tryptophan 
  • Description:Product Description Physicochemical properties: Properties hexahedral flake crystal or prismatic crystal. Melting point 223-228℃ (decomposition) Solubility Soluble in water (20℃, 25g/100ml water). Application: food additive
  • Updatetime:Jul 19 2022 
L-Tryptophan 73-22-3 high purity low price hot sell in stock
L-Tryptophan 73-22-3 high purity low price hot sell in stock
  • FOB Price:1 USD/kilogram 
  • Min.Order:10 Gram 
  • Supply Ability:15 Metric Ton/Month 
  • Appearance:white powder 
  • Purity:99 
  • Packaging:25kg,50kg,180kg,200kg,250kg,1000kg,customization 
  • Usage:In the raw material 
  • Brand:Hubei Jiutian 
  • Description:Trytophan (W) Solution, 100ppm;L-Tryptophan, Trp;L-Tryptophan Vetec(TM) reagent grade, >=98%;VWR SURFACE SAMPLING SPONGE WITH NE;L-TRYPTOPHAN (13C11,D8,15N2);L-Tryptophan(pharm grade)
  • Updatetime:Jul 15 2022 
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 
  • Min.Order:1 Kilogram 
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  • Appearance:Powder 
  • Purity:99.0%min 
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  • Usage:Plant Extracts 
  • Brand:Crovell 
  • Description:Package Our Lab
  • Updatetime:May 05 2022 
Supply Best Price Nutritional Supplement Tryptophan
Supply Best Price Nutritional Supplement Tryptophan
  • FOB Price:0.02 USD/gram 
  • Min.Order:1 Kilogram 
  • Supply Ability:30000 Metric Ton/Month 
  • Appearance:Colorless liquid 
  • Purity:99% 
  • Packaging:1kg/bag 
  • Usage:WSAPP:+8617065657699/iglesia@ylbosstech.com 
  • Brand:BT 
  • Description:Product Details About Us We are a large factory, a professional export department, perfect after-sales service. There are professional technol
  • Updatetime:Jan 20 2022 
L-Tryptophan
L-Tryptophan
  • FOB Price:10 USD/kg 
  • Min.Order:1 KG 
  • Supply Ability:50 MT/Month 
  • Appearance:white crystalline powder 
  • Purity:99% 
  • Packaging:According to customers requirements 
  • Brand:Bocao 
  • Description:Detailed Description Whatsapp/Skype/Wechat:+86 19131911055 Frequently asked questions 1. How about the quality The purity of most products is above 99% 2. How about the packing Aluminum foil bag or according to customer requirements 3. How about storage Store ...
  • Updatetime:Jun 07 2022 
Factory Supply L-Tryptophan
Factory Supply L-Tryptophan
  • FOB Price:0.1 USD/kilogram 
  • Min.Order:1 Kilogram 
  • Supply Ability:2000 Metric Ton/Year 
  • 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:Jul 07 2022 
L-(-)-Tryptophan
L-(-)-Tryptophan
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  • Min.Order:1 Kilogram 
  • Supply Ability:50 Metric Ton/Year 
  • Appearance:liquid or solid 
  • Purity:95%, 99% 
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  • Usage:raw material used in Synthesis 
  • 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:Aug 11 2022 
L-Tryptophan
L-Tryptophan
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  • Purity:99% 
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L-Tryptophan (JP14)
L-Tryptophan (JP14)
  • FOB Price:25 USD/kilogram 
  • Min.Order:1 Kilogram 
  • Appearance:white to off-white crystalline powder 
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  • Description:Name: L-Tryptophan Synonyms: WV; L-Trp; EH 121; Sedanoct; Pacitron; H-Trp-OH; NCI-C01729; Ardeytropin; Tryptophan, L-; (S)-Tryptophan; (-)-Tryptophan; L(-)-Tryptophan; L-(-)-Tryptophan; Tryptophan (VAN); Indole-3-alanine; L-Tryptophan (9CI); 3-Indol-3-ylalanin...
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L-Tryptophan
L-Tryptophan
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  • 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
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L-Tryptophan
L-Tryptophan
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L-Alphs-Amino-3-Indolepropionic Acid
L-Alphs-Amino-3-Indolepropionic Acid
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  • Updatetime:Aug 01 2022 
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