(Z)-5-chloro-n'-hydroxythiophene-2-carboximidamide CAS 90981-26-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 90981-26-3 |
| Molecular Formula | C5H5ClN2OS |
| Molecular Weight | 176.62 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (Z)-5-chloro-n'-hydroxythiophene-2-carboximidamide (CAS 90981-26-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C5H5ClN2OS. Molecular weight: 176.62 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C5H5ClN2OS |
| Molecular Weight | 176.62 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, 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 |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1982 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Z Standards
- 4-Chloro-5-methylthiophene-2-carboxylic acid (CAS 123418-43-9)
- 2-Chloro-5-methylthiazole-4-carboxamide (CAS 1379296-94-2)
- 2-Chloro-1-(4-methyl-1,2,3-thiadiazol-5-yl)ethan-1-one (CAS 1504719-85-0)
- 2-Chloro-4-methylthiazole-5-carboxamide (CAS 856658-33-8)
- 2-Chloro-4-methylthiophene-3-carboxylic Acid (CAS 85345-22-8)
- 2-chloro-5-fluoro-4-prop-1-ynyl-pyrimidine (CAS 2748015-16-7)
- 2-Chloro-5-methylthiophene-3-carboxylic acid (CAS 54494-61-0)
- 2-Chloro-N-(1,3-thiazol-2-yl)acetamide (CAS 5448-49-7)
Recommended Standards
- 1-(4-Amino-2-chlorothiazol-5-yl)ethanone (CAS 1895032-13-9)
- 2-Acetamido-5-chlorothiazolev (CAS 20256-39-7)
- 2-(2-Chlorothiazol-5-yl)acetamide (CAS 1823943-81-2)
- 4-Cyanobenzo[d]oxazole-2-carbonyl chloride (CAS 1804081-24-0)
- 1412AF 4-(4-Ethoxy-3-methyl-phenyl)-butyric acid 878431-90-4 C13H18O3 (CAS 878431-90-4)
- N-(6-Ethoxybenzo[d]thiazol-2-yl)-2-(phenylthio)acetamide (CAS 775316-97-7)
- 4-Methoxy-3-nitro-1H-pyrrolo[3,2-c]pyridine (CAS 1190314-09-0)
- tert-Butyl 2-Bromobutyrate (CAS 24457-21-4)
- 1-(3-(tert-Butyl)-1H-pyrazol-5-yl)piperazine (CAS 1469010-33-0)
- Semaglutide Impurity 115 (CAS CATO-C4X-2226115)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com