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By certification 
Product Name: H-Trp-OMe·HCl CAS#: 7524-52-9
Synonyms: L-Tryptophan methyl ester Hydrochloride
Molecular Formula: C12H14N2O2·HCl Molecular Weight: 254.72
Specifications:
Item Standard Analysis data
Appearance White to off-white powder Conforms
Specific Rotation [20/D]
(C= 1 in MeOH) +18±2° +17.0°
Melting Point (℃) 215℃ to 220℃ 214℃
TLC One Spot Conforms
Loss on drying Not more than 0.5% 0.36%
Assay Not less than 98.0% 98.7%
Synonyms: L-Tryptophan methyl ester Hydrochloride
Molecular Formula: C12H14N2O2·HCl Molecular Weight: 254.72
Specifications:
Item Standard Analysis data
Appearance White to off-white powder Conforms
Specific Rotation [20/D]
(C= 1 in MeOH) +18±2° +17.0°
Melting Point (℃) 215℃ to 220℃ 214℃
TLC One Spot Conforms
Loss on drying Not more than 0.5% 0.36%
Assay Not less than 98.0% 98.7%
