5-Chloro-1H-[1,2,3]triazole-4-carboxylic acidmethyl ester CAS 88474-33-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 88474-33-3 |
| Molecular Formula | C4H4ClN3O2 |
| Molecular Weight | 161.55 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Chloro-1H-[1,2,3]triazole-4-carboxylic acidmethyl ester (CAS 88474-33-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C4H4ClN3O2. Molecular weight: 161.55 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C4H4ClN3O2 |
| Molecular Weight | 161.55 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1982 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Chloro Standards
- 1428577-87-0 5-Chloro-1-(~2~H_3_)methyl-4-nitro-1H-pyrazole DTXSID40857353 (CAS 1428577-87-0)
- 2-Chloro-1-methyl-4-nitro-1H-imidazole (CAS 63634-21-9)
- 2-Chloro-1-methyl-5-nitro-1H-imidazole (CAS 86072-07-3)
- 2-chloro-N-(1H-1,2,3,4-tetrazol-5-yl)acetamide (CAS 6158-78-7)
- 3-Chloro-1-methyl-4-nitro-1H-pyrazole (CAS 299930-70-4)
- 4-Chloro-1-methyl-2-nitro-1H-imidazole (CAS 63634-20-8)
- 4-chloro-1-methyl-5-nitro-1H-pyrazole (CAS 84547-95-5)
- 4-Chloro-2-methyl-5-nitro-1H-imidazole (CAS 63662-67-9)
Recommended Standards
- 5-Amino-4-chloro-1H-pyrazole-3-carboxylic acid (CAS 351990-69-7)
- 5-Chloro-1H-1,2,4-triazole-3-carbohydrazide (CAS 199292-15-4)
- 5-(Chloromethyl)-1,2,4-oxadiazole-3-carboxamide (CAS 34879-29-3)
- 3-(2-Phenoxyethoxy)piperidine hydrochloride (CAS 1220036-66-7)
- 5-bromo-1-benzothiophene-3-carboxylic acid (CAS 7312-24-5)
- 1-(3-Bromoprop-1-en-2-yl)-4-methoxybenzene (CAS 186552-95-4)
- 2-(2-Amino-4-(trifluoromethyl)phenyl)acetonitrile (CAS 875099-53-9)
- Aldosterone-d7 (CAS CATO-CCAD302747)
- (5-Cyclopropyl-2-methoxyphenyl)methanamine (CAS 1250495-80-7)
- Gastrin Tetrapeptide (CAS 1947-37-1)
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