| CAS No. | 463-58-1 |
| Molecular Formula | COS |
| Molecular Weight | 60.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Carbonyl sulfide (CAS 463-58-1), molecular formula COS and molecular weight 60.08 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Carbonyl sulfide (COS) contains sulfur-containing functionality, a hydroxyl group. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 60.08 g/mol, it falls into the low-molecular-weight range.
CATO manufactures Carbonyl sulfide under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
| Molecular Formula | COS |
| Molecular Weight | 60.08 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1957 |
| Sulfur Atoms | 1 |