4,4-dimethyl-5-(methylsulfanyl)-3-oxopentanenitrile CAS 876299-32-0
| CAS No. | 876299-32-0 |
| Molecular Formula | C8H13NOS |
| Molecular Weight | 171.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,4-dimethyl-5-(methylsulfanyl)-3-oxopentanenitrile (CAS 876299-32-0), molecular formula C8H13NOS and molecular weight 171.26 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4,4-dimethyl-5-(methylsulfanyl)-3-oxopentanenitrile (C8H13NOS) contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 171.26 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 4,4-dimethyl-5-(methylsulfanyl)-3-oxopentanenitrile 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.
Physical & Chemical Properties
| Molecular Formula | C8H13NOS |
| Molecular Weight | 171.26 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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- Semaglutide impurity 235 (CAS CATO-C4X-2226235)
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