1-isobutyl-4-methyl-1H-pyrazolo[3,4-b]pyridin-6-yl 4-methylbenzenesulfonate CAS 929975-56-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 929975-56-4 |
| Molecular Formula | C18H21N3O3S |
| Molecular Weight | 359.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-isobutyl-4-methyl-1H-pyrazolo[3,4-b]pyridin-6-yl 4-methylbenzenesulfonate (CAS 929975-56-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H21N3O3S. Molecular weight: 359.44 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C18H21N3O3S |
| Molecular Weight | 359.44 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 1-Cyclohexyl-3-(4-(4-fluorophenyl)piperazin-1-yl)pyrrolidine-2,5-dione (CAS 924873-67-6)
- 1-sec-butyl-4-methyl-1H-pyrazolo[3,4-b]pyridin-6-yl 4-methylbenzenesulfonate (CAS 929975-61-1)
- 1-(1-(4-Ethoxyphenyl)-5-oxopyrrolidin-3-yl)-3-(thiophen-2-ylmethyl)urea (CAS 894014-46-1)
- n-(3-Hydroxyphenyl)-3-iodobenzamide (CAS 1040025-91-9)
- 3-Chloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenol (CAS 1029439-70-0)
- 4-(chloromethyl)benzene-1-sulfonyl fluoride (CAS 455-21-0)
- N-(3-ethynylphenyl)cyclohexanecarboxamide (CAS 949761-85-7)
- 1-Methyl-3-[3-(trifluoromethyl)phenoxy]-1,2-dihydroquinoxalin-2-one (CAS 338774-65-5)
- Pramipexole Impurity 34 (CAS 63467-09-4)
- Semaglutide impurity 80 (CAS CATO-C4X-222680)
Why CATO?
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