1-(4-Methyloxazol-5-yl)urea CAS 132334-37-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 132334-37-3 |
| Molecular Formula | C5H7N3O2 |
| Molecular Weight | 141.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(4-Methyloxazol-5-yl)urea (CAS 132334-37-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H7N3O2. Molecular weight: 141.13 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5H7N3O2 |
| Molecular Weight | 141.13 g/mol |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1994 |
| Nitrogen Atoms | 3 |
Related Methyloxazol Standards
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- 2-(2-Methyloxazol-5-yl)acetic acid (CAS 1276075-96-7)
- 2-(5-Methyloxazol-2-yl)acetic acid (CAS 1368841-42-2)
- (2-Ethyl-5-methyloxazol-4-yl)methanol (CAS 675149-60-7)
- 3-(5-Methyloxazol-2-yl)propan-1-amine (CAS 684221-33-8)
- 1-(5-Methyloxazol-2-yl)propan-2-one (CAS 1062323-64-1)
- 1-(2-Ethyl-4-methyloxazol-5-yl)ethanone (CAS 167405-19-8)
- 2-(2-Methyloxazol-4-yl)ethan-1-ol (CAS 180207-50-5)
Recommended Standards
- 1,2-Dimethyl-4-nitro-1H-imidazole (CAS 13230-04-1)
- 5,6-Dihydro-2H-[1,2,4]triazolo[3,4-c][1,4]oxazin-3(8H)-one (CAS 133365-36-3)
- 2-Ethyl-4-nitro-1H-imidazole (CAS 13230-03-0)
- 2,3-Dimethylfuro[3,2-c]pyridin-4(5H)-one (CAS 170996-75-5)
- N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-[(3-methylphenyl)sulfanyl]acetamide (CAS 328287-32-7)
- 2-(4-(3-Chlorophenyl)piperazin-1-yl)-N-(2-methoxy-5-methylphenyl)acetamide (CAS 329929-21-7)
- 8-methyl-1,4-dioxaspiro[4.5]decane-8-carbonitrile (CAS 914780-97-5)
- 1-Acetyl-6-chloroindoline-5-sulfonyl chloride (CAS 1375474-80-8)
- 7-Methoxy-3-methylquinolin-2-amine (CAS 203506-31-4)
- Tirzepatide Impurity 26 X TFA Salt (CAS CATO-C4X-324026)
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