Specification Sheet
Product Name
7-Mercapto-4-methylcoumarin ≥97.0% (GC)
Product Number
63759
Product Brand
sigma
CAS Number
137215-27-1
Molecular Weight
192.23
Test | Specification |
|---|---|
| APPEARANCE (COLOR) | White to Faint Yellow |
| APPEARANCE (FORM) | Powder or Crystals |
| PURITY (GC AREA %) | ≥ 97.0 % |
| PROTON NMR SPECTRUM | CONFORMS TO STRUCTURE |
| EMISSION MAXIMUM | 375.0 - 395.0 nm |
| REMARKS ON LUMINESCENCE | Exc.: 358 nm in dichloromethane |
| ASSAY (ICP) | Sulfor content, 16.7 % (THEORY) |
| RECOMMENDED RETEST PERIOD | 48 MONTHS |