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ChemicalBook >> CAS DataBase List >> DL-Tryptophan

DL-Tryptophan

DL-Tryptophan price.
  • $6 - $1380
  • Product name: DL-Tryptophan
  • CAS: 54-12-6
  • MF: C11H12N2O2
  • MW: 204.23
  • EINECS:200-194-9
  • MDL Number:MFCD00064339
  • Synonyms:(rs)-tryptophan ;2-Amino-3,3’-IndolylpropanoicAcid ;DL-Trytophan;DL-Trytophane;DL-TRYPTOPHAN extrapure CHR;(±)-α-Amino-3-indolepropionic acid, (±)-2-Amino-3-(3-indolyl)propionic acid, DL-3β-Indolylalanine;α-amino-β-indolepropinic acid;DL-Tryptoplaan
44 prices
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  • Acrotein
  • Activate Scientific
  • AHH
  • AK Scientific
  • Alfa Aesar
  • Alichem
  • Ambeed
  • American Custom Chemicals Corporation
  • ApexBio Technology
  • Arctom
  • Aronis compounds
  • Chemenu
  • Chem-Impex
  • ChemScene
  • Frontier Specialty Chemicals
  • Matrix Scientific
  • Medical Isotopes, Inc.
  • Sigma-Aldrich
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Package
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  • 5g
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  • 1kg
  • 2.5KG
  • ManufacturerAcrotein
  • Product numberNA-0800
  • Product descriptionDL-Tryptophan 97%
  • Packaging25g
  • Price$34.28
  • Updated2021-12-16
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS33044-rac
  • Product descriptionDL-Tryptophan 98+%
  • Packaging25g
  • Price$32
  • Updated2021-12-16
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS33044-rac
  • Product descriptionDL-Tryptophan 98+%
  • Packaging100g
  • Price$97
  • Updated2021-12-16
  • Buy
  • ManufacturerAHH
  • Product numberMT-50662
  • Product descriptionDL-Tryptophan 98%
  • Packaging1000g
  • Price$330
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ54095
  • Product descriptionDL-Tryptophan
  • Packaging25g
  • Price$20
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product numberC639
  • Product descriptionDL-Tryptophan
  • Packaging500g
  • Price$267
  • Updated2021-12-16
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberL05936
  • Product descriptionDL-Tryptophan, 99%
  • Packaging5g
  • Price$28.2
  • Updated2024-03-01
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberL05936
  • Product descriptionDL-Tryptophan, 99%
  • Packaging25g
  • Price$64.5
  • Updated2024-03-01
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberL05936
  • Product descriptionDL-Tryptophan, 99%
  • Packaging100g
  • Price$180
  • Updated2024-03-01
  • Buy
  • ManufacturerAlichem
  • Product number54126
  • Product description2-Amino-3-(1H-indol-3-yl)propanoicacid
  • Packaging500g
  • Price$176
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number54126
  • Product description2-Amino-3-(1H-indol-3-yl)propanoicacid
  • Packaging1000g
  • Price$267.3
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA362268
  • Product description2-Amino-3-(1H-indol-3-yl)propanoicacid 98%
  • Packaging5g
  • Price$6
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA362268
  • Product description2-Amino-3-(1H-indol-3-yl)propanoicacid 98%
  • Packaging10g
  • Price$9
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA362268
  • Product description2-Amino-3-(1H-indol-3-yl)propanoicacid 98%
  • Packaging25g
  • Price$12
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA362268
  • Product description2-Amino-3-(1H-indol-3-yl)propanoicacid 98%
  • Packaging100g
  • Price$36
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA362268
  • Product description2-Amino-3-(1H-indol-3-yl)propanoicacid 98%
  • Packaging500g
  • Price$155
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Acrotein NA-0800 DL-Tryptophan 97% 25g $34.28 2021-12-16 Buy
Activate Scientific AS33044-rac DL-Tryptophan 98+% 25g $32 2021-12-16 Buy
Activate Scientific AS33044-rac DL-Tryptophan 98+% 100g $97 2021-12-16 Buy
AHH MT-50662 DL-Tryptophan 98% 1000g $330 2021-12-16 Buy
AK Scientific J54095 DL-Tryptophan 25g $20 2021-12-16 Buy
AK Scientific C639 DL-Tryptophan 500g $267 2021-12-16 Buy
Alfa Aesar L05936 DL-Tryptophan, 99% 5g $28.2 2024-03-01 Buy
Alfa Aesar L05936 DL-Tryptophan, 99% 25g $64.5 2024-03-01 Buy
Alfa Aesar L05936 DL-Tryptophan, 99% 100g $180 2024-03-01 Buy
Alichem 54126 2-Amino-3-(1H-indol-3-yl)propanoicacid 500g $176 2021-12-16 Buy
Alichem 54126 2-Amino-3-(1H-indol-3-yl)propanoicacid 1000g $267.3 2021-12-16 Buy
Ambeed A362268 2-Amino-3-(1H-indol-3-yl)propanoicacid 98% 5g $6 2021-12-16 Buy
Ambeed A362268 2-Amino-3-(1H-indol-3-yl)propanoicacid 98% 10g $9 2021-12-16 Buy
Ambeed A362268 2-Amino-3-(1H-indol-3-yl)propanoicacid 98% 25g $12 2021-12-16 Buy
Ambeed A362268 2-Amino-3-(1H-indol-3-yl)propanoicacid 98% 100g $36 2021-12-16 Buy
Ambeed A362268 2-Amino-3-(1H-indol-3-yl)propanoicacid 98% 500g $155 2021-12-16 Buy

Properties

Melting point :289-290 °C (dec.)(lit.)
alpha :[α]D20 -1～1°(c=1, dil. HCl)
Boiling point :342.72°C (rough estimate)
Density :1.1754 (rough estimate)
refractive index :1.5200 (estimate)
storage temp. :Keep in dark place,Inert atmosphere,Room temperature
solubility :methanol: water (7:3): soluble
form :Powder
pka :2.30±0.10(Predicted)
color :White to light beige or light yellow
Odor :Odorless
Water Solubility :10 g/L (20 ºC)
BRN :86196
Stability :Stable. Incompatible with strong oxidizing agents, strong acids.
InChIKey :QIVBCDIJIAJPQS-UHFFFAOYSA-N
LogP :1.040 (est)
CAS DataBase Reference :54-12-6(CAS DataBase Reference)
NIST Chemistry Reference :Tryptophane(54-12-6)
EPA Substance Registry System :Tryptophan (54-12-6)

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
Precautionary statements:
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P332+P313 IF SKIN irritation occurs: Get medical advice/attention.
P337+P313 IF eye irritation persists: Get medical advice/attention.

Description

DL-Tryptophan is an amino acid precursor of serotonin and melatonin. It is a dietary supplement for use as an antidepressant, anxiolytic, and sleep aid. DL-tryptophan also can be used as feed nutrition enhancer, antioxidants.

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