Product Name: Ac-Met-OH
CAS#: 65-82-7
Synonyms: N-Acetyl-L-Methionine
Molecular Formula: C7H13NO3S
Molecular Weight: 191.25
Reference standard: AJI92
Specifications:
Item |
Standard |
Appearance |
White crystals or crystalline powder |
Specific rotation[α]20/D (C=2,H2O) |
-18.0°to -22.0 |
Transmittance |
Not less than 95.0% |
Heavy metal(Pb) |
Not more than 20ppm |
Arsenic(As2O3) |
Not more than 2ppm |
Other amino acids |
Chromatographically not detectable |
Loss on drying |
Not more than 0.50% |
Residue on ignition (sulfated) |
Not more than 0.10% |
Assay |
99.0to101.0% |
pH |
1.7to3.0 |