USD $1.30-2.30 / Metric Ton
USD $26.00-28.00 / Metric Ton
USD $6.50-17.00 / Metric Ton
USD $2.50-2.80 / Metric Ton
USD $5.00-6.00 / Metric Ton
USD $2.00-6.00 / Metric Ton
USD $0.20-1.00 / Metric Ton
USD $1.80-3.80 / Metric Ton
USD $1.00-10.00 / Kilogram
sichuan tongsheng is the most strongest manufacturer and exporter of amino acids and their derivatives in china, we guarantee high quality, competive price and reliable service.
we fully compliance with iso9001:2008, production and quality management following gmp standards, production plant constructed in accordance with gmp standards. quality control conforms to the standards of pharmaceutical-food cp grade and japan ajinomoto aji, american usp and reagent grade br.
we have kosher and halal certificate.
product name: cbz-asp(obzl)-oh
cas #: 3479-47-8
synonyms: cbz-l-aspartic acid β-benzyl ester
molecular formula: c19h19no6
molecular weight: 357.4
specifications:
items |
standard |
analysis data |
appearance |
white powder |
conforms |
specific rotation [20/d] (c=1 in acoh) |
+12.0±1 degree |
+12.5 degree |
melting point (℃) |
102℃ to 105℃ |
105℃ |
loss on drying |
not more than 0.50% |
0.36% |
related substance (tlc) |
one spot |
conforms |
purity |
not less than 98.0% |
98.5% |
laboratory picture: