3-Methylisothiazole-4-carbohydrazide CAS 89179-69-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 89179-69-1 |
| Molecular Formula | C5H7N3OS |
| Molecular Weight | 157.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Methylisothiazole-4-carbohydrazide (CAS 89179-69-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C5H7N3OS. Molecular weight: 157.19 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C5H7N3OS |
| Molecular Weight | 157.19 g/mol |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Methylisothiazole Standards
- Methyl 3-methylisothiazole-5-carboxylate (CAS 15901-54-9)
- Methyl 5-methylisothiazole-4-carboxylate (CAS 15901-70-9)
- Methyl 3-methylisothiazole-4-carboxylate (CAS 74410-97-2)
- Methyl 4-methylisothiazole-3-carboxylate (CAS 64024-47-1)
- 5-Methylisothiazole-3-carboxylic acid (CAS 110632-59-2)
- 5-Methylisothiazole-4-carboxylic acid (CAS 1125409-67-7)
- 4-Methylisothiazole-3-carboxylic acid (CAS 1507952-32-0)
- Ethyl 3-methylisothiazole-4-carboxylate (CAS 15901-51-6)
Recommended Standards
- 3-Methyl-5-oxo-2,5-dihydro-1H-pyrazole-1-carbothioamide (CAS 35290-52-9)
- 4-(Aminomethyl)thiophene-2-carboxylic acid (CAS 857999-84-9)
- 3-Methoxythiophene-2-carboxamide (CAS 78031-17-1)
- 5-Amino-3-isopropylisothiazole-4-carboxamide (CAS 41808-42-8)
- (2E)-7-Chloro-2-{[(2-chlorophenyl)amino]methylidene}-3,4-dihydro-2H-1,4-benzothiazin-3-one (CAS 338417-08-6)
- 1,4-Dioxaspiro[4.4]nonan-6-amine (CAS 57090-91-2)
- Bis(3,5,6-trichloro-2-n-pentyloxycarbonylphenyl) oxalate (CAS 75203-51-9)
- (9S)-(9''S)-9,9''-[(2,5-diphenyl-4,6-pyrimidinediyl)bis(oxy)]bis[6'-methoxycinchonan] (CAS 1202521-49-0)
- 2-(4,5-Dihydrofuran-3-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1046812-03-6)
- Tyr-Proinsulin C-Peptide (55-89) (human) (CAS 139532-11-9)
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