3-Cyclopropyl-5-isocyanato-1-methyl-1H-pyrazole CAS 785781-38-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 785781-38-6 |
| Molecular Formula | C8H9N3O |
| Molecular Weight | 163.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Cyclopropyl-5-isocyanato-1-methyl-1H-pyrazole (CAS 785781-38-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H9N3O. Molecular weight: 163.18 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H9N3O |
| Molecular Weight | 163.18 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 3 |
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Recommended Standards
- 3-Amino-7,8-dihydro-1,6-naphthyridin-5(6H)-one (CAS 301666-80-8)
- 3-methyl-1H,2H,3H,4H-pyrido[2,3-b]pyrazin-2-one (CAS 74983-04-3)
- 3-Amino-4,8-dihydro-1,8-naphthyridin-2(3H)-one (CAS 847684-77-9)
- 2-Chloro-5,6,7,8-tetrahydropyrido[2,3-d]pyrimidine (CAS 1260672-47-6)
- N-{4-[(4-chlorobenzenesulfonyl)methyl]phenyl}benzamide (CAS 1354448-67-1)
- 2-(2-Chloroethyl)piperidine hydrochloride (CAS 60012-49-9)
- (Z)-5-(4-Methylbenzylidene)imidazolidine-2,4-dione (CAS 109754-07-6)
- Potassiummethyldithiocarbamate (CAS 137-41-7)
- 4,4’,4’’-Nitrilotribenzoic Acid (CAS 118996-38-6)
- Semaglutide impurity 67 (CAS CATO-C4X-222667)
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