DL-Tryptophan RC08184
1 Inquiries
54-12-6
Pharmaceutical Grade
99%
Royalchem
25kg/drum
Yes
2030-01-01
Pharmaceutical intermediates
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Product Description
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Seller Information
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Inquiry History
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DescriptionECHEMI Editorial ReferenceDL-Tryptophan is an endogenous metabolite.
Solid
Tryptophan is an alpha-amino acid that is alanine bearing an indol-3-yl substituent at position 3. It has a role as a Daphnia magna metabolite. It is an alpha-amino acid, an aminoalkylindole, a polar amino acid and an aromatic amino acid. It contains a 1H-indol-3-ylmethyl group. It is a conjugate base of a tryptophanium. It is a conjugate acid of a tryptophanate. It is a tautomer of a tryptophan zwitterion.
White crystals. Slightly soluble in water; stable in alkaline solution; decomposed by strong acids.
Tryptophan is the precursor for 5-hydroxy-tryptamin and an essential α-amino acid. DL-Tryptophan exists as a zwitterion during crystallization.Basic Info-
Product Name:
DL-Tryptophan
Other Name:(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
CAS No.:54-12-6
Molecular Formula:C11H12N2O2
InChIKeys:QIVBCDIJIAJPQS-UHFFFAOYSA-N
Molecular Weight:204.23
Exact Mass:204.23
BRN:86196
EC Number:200-194-9
NSC Number:122286|13119|13118
TSCA:TSCA listed
DSSTox ID:DTXSID0021418
Color/Form:White to light beige or light yellow
HScode:29339990
Categories:
Characteristics-
PSA:
79.1
XLogP3:-1.1
Appearance:White to light beige or light yellow Powder
Density:1.1754 (rough estimate)
Melting Point:289-290 °C (dec.)(lit.)
Boiling Point:342.72°C (rough estimate)
Flash Point:224.7±25.9 °C
Refractive Index:1.5200 (estimate)
Water Solubility:10 g/L (20 ºC)
Storage Conditions:Store at RT.
Odor:Odorless
PKA:2.30±0.10(Predicted)
Critical Temperature & Pressure:Keep in dark place,Inert atmosphere,Room temperature
Hazard IdentificationClassification of the substance or mixture
Not classified.
GHS label elements, including precautionary statements
Pictogram(s) No symbol. Signal word No signal word
Hazard statement(s) none
Precautionary statement(s) Prevention none
Response none
Storage none
Disposal none
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.
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Seller Information
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Business Type:
Trader
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Main Products:
Pharmaceutical intermediates
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Location:
Room 336, Building 7, No. 177 Xingqiao North Road, Xingqiao Street, Linping District, Hangzhou
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Payment Terms:
TT against copy of documents,D/P,L/C,TT against B/L draft before shipment,100% TT in advance
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Average lead Time:
14 days
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Total Annual Revenue:
Less than $1 million
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Total Employees:
Less than 5
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Year of Establishment:
2025
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Inquiry History1 Inquiries
Country Product Purchase Quantity Date Posted 
United States
DL tryptophan
5 KG Apr 8, 2024 Post an enquiry for this product
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