Tert-butyl (4-(isocyanatomethyl)phenyl)carbamate CAS 202979-20-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 202979-20-2 |
| Molecular Formula | C13H16N2O3 |
| Molecular Weight | 248.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Tert-butyl (4-(isocyanatomethyl)phenyl)carbamate (CAS 202979-20-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C13H16N2O3. Molecular weight: 248.28 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C13H16N2O3 |
| Molecular Weight | 248.28 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2014 |
| Nitrogen Atoms | 2 |
Recommended Standards
- tert-Butyl (3-oxoisoindolin-5-yl)carbamate (CAS 675109-46-3)
- tert-Butyl 2-(2-aminopyrimidin-5-yl)-2-cyanopropanoate (CAS 2654761-15-4)
- tert-Butyl (1-methyl-1H-imidazo[4,5-c]pyridin-6-yl)carbamate (CAS 914952-39-9)
- ethyl 2-bromopyrazolo[1,5-a]pyrimidine-3-carboxylate (CAS 1394003-51-0)
- 1,2,3-Propanetricarboxylic Acid (CAS 99-14-9)
- 1-{1-[3-Chloro-5-(trifluoromethyl)-2-pyridinyl]-2-methyl-1H-imidazol-4-yl}-1-ethanone oxime (CAS 251096-48-7)
- 4-Ethyl-1,2,3,4-tetrahydroisoquinoline hydrochloride (CAS 1245642-60-7)
- 2-Bromo-3-fluoro-1-methyl-4-nitrobenzene (CAS 1805938-96-8)
- 2-(Cyclopropylethynyl)-4-nitroaniline (CAS 952664-83-4)
- D-γ-Glu20-Side-Tirzepatide (CAS CATO-CPTD788929)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com