Methallylcyanide CAS 4786-19-0
| CAS No. | 4786-19-0 |
| Molecular Formula | C5H7N |
| Molecular Weight | 81.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Methallylcyanide (CAS 4786-19-0), molecular formula C5H7N and molecular weight 81.12 g/mol, is a CATO reference standard with documented purity and traceability.
Methallylcyanide (C5H7N) contains a nitrile group. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.
Physical & Chemical Properties
| Molecular Formula | C5H7N |
| Molecular Weight | 81.12 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 1 |
Recommended Standards
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- 1-(4-Chlorobenzyl)-1H-pyrazole-4-sulfonamide (CAS 1341915-89-6)
- Calcium (2R,3S,4S,5R)-2,3,4,5,6-pentahydroxyhexanoate pentahydrate (CAS 69617-74-9)
- 1-(2-methylpropyl)-1H-imidazole-4-sulfonyl chloride (CAS 1339876-92-4)
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- N-(4-Acetylphenyl)-2-((5-amino-1,3,4-thiadiazol-2-yl)thio)acetamide (CAS 304662-73-5)
- Coumarin175 (CAS 29197-94-2)
- 4-Amino-6-methyl-3-phenyl-5,6-dihydrofuro[2,3-d]pyrimidin-2(3H)-one (CAS 63412-40-8)
- 4-(Aminomethyl)-3-cyano-5-(difluoromethyl)benzene-1-sulfonyl chloride (CAS 1807089-11-7)
- Semaglutide impurity 42 (CAS CATO-C4X-222642)
Why CATO?
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