N-Acetyl-L-Tryptophan
ID:23532 View:1120次 |
Date Listed: | 2017-12-27 08:59:54 | Country: | China»Sichuan»Deyang |
Poster: | Xianlan SHu | Company: | Sichuan Tongsheng Amino Acid Co, Ltd |
Location: | No. 19 of Nprth Tianshan Road | Website: | Sichuan Tongsheng Amino Acid Co, Ltd |
Email: | sales@biots.cn | Mobile: | |
Fax: | 86-838-2274207 | MSN: |
Product Name: N-Ac-L-Trp CAS#: 1218-34-4 Synonyms: N-Acetyl-L-Tryptophan Molecular Formula: C13H14N2O3 Molecular Weight: 246.27 Appearance:White crystals or crystalline powder Specific rotation[α]20/D(C=4,H2O):+25.8 to 27.0° State of solution(Transmittance):Clear and colorless Chloride (Cl):Not more than 0.020% Ammonium (NH4):Not more than 0.02% Sulfate (SO4):Not more than 0.020% Iron (Fe):Not more than 10ppm Heavy metal(Pb):Not more than 10ppm Arsenic(As2O3):Not more than 1ppm Loss on drying Not more than 0.20% Residue on ignition(sulfated):Not more than 0.10% Assay:98.5 to101.0% pH:2.0 to 3.5 Ninhydrin positive substance:negative
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