Isothiazolo[5,4-b]pyridin-3-ol CAS 4337-60-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4337-60-4 |
| Molecular Formula | C6H4N2OS |
| Molecular Weight | 152.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Isothiazolo[5,4-b]pyridin-3-ol (CAS 4337-60-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C6H4N2OS. Molecular weight: 152.17 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C6H4N2OS |
| Molecular Weight | 152.17 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Isothiazolo Standards
- Isothiazolo[4,5-b]pyrazin-3-amine (CAS 92914-68-6)
- Isothiazolo[4,5-c]pyridin-3-amine (CAS 1367990-09-7)
- Isothiazolo[3,4-c]pyridin-3-amine (CAS 150364-74-2)
- Isothiazolo[5,4-c]pyridin-3-amine (CAS 150364-77-5)
- Isothiazolo[4,3-b]pyridin-3-ylamine (CAS 42242-13-7)
- Isothiazolo[4,5-b]pyridin-3-amine (CAS 2089325-25-5)
- Isothiazolo[5,4-b]pyridin-3-amine (CAS 56891-64-6)
- Isothiazolo[5,4-d]pyrimidin-4-ol (CAS 1498711-48-0)
Recommended Standards
- Imidazo[5,1-b]thiazole-2-carbaldehyde (CAS 268552-79-0)
- Isoxazolo[5,4-d][1,3]thiazepine (CAS 27629-49-8)
- Imidazo[2,1-b]thiazole-2-carbaldehyde (CAS 933722-72-6)
- 1-(3-Bromopropyl)piperidine (CAS 61272-70-6)
- (4-Fluorophenyl)-(4-isobutoxyphenyl)-methanone (CAS 330684-46-3)
- 1-(4-Fluoro-2-hydroxy-3-nitrophenyl)ethan-1-one (CAS 1268629-01-1)
- (S)-1-Benzyl-6-(2-hydroxyethyl)piperazine-2,5-dione (CAS 2649789-07-9)
- 2,2-Difluoro-2-(1-hydroxycyclopentyl)acetic acid (CAS 681240-10-8)
- 4-Fluoro-3-nitrophenylacetic Acid (CAS 192508-36-4)
- Semaglutide Impurity 125 xTFA Salt (CAS CATO-C4X-2226125)
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