1-(4-methylphenyl)-1H-pyrazolo[3,4-d]pyrimidine-4-thiol CAS 891387-36-3
| CAS No. | 891387-36-3 |
| Molecular Formula | C12H24N4S |
| Molecular Weight | 256.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies 1-(4-methylphenyl)-1H-pyrazolo[3,4-d]pyrimidine-4-thiol (CAS 891387-36-3), a certified reference material (molecular formula C12H24N4S, MW 256.41 g/mol) for analytical method development and quality control.
1-(4-methylphenyl)-1H-pyrazolo[3,4-d]pyrimidine-4-thiol (C12H24N4S) contains a nitrile group, sulfur-containing functionality. Its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
As a certified reference material (CRM), 1-(4-methylphenyl)-1H-pyrazolo[3,4-d]pyrimidine-4-thiol meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C12H24N4S |
| Molecular Weight | 256.41 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related methylphenyl Standards
- 3-[(4-methylphenyl)methyl]-1-phenylthiourea (CAS 35305-48-7)
- 4-Methyl-2-[(4-methylphenyl)sulfanyl]-5H,6H,7H-cyclopenta[d]pyrimidine (CAS 343374-38-9)
- bis[(3-methylphenyl)amino]methane-1-thione (CAS 620-51-9)
- 1-(4-Methylphenyl)-2-(4-methylphenyl)sulfanylethanone (CAS 61737-10-8)
- 3-(4-Methylphenyl)-1,4-diazaspiro[4.6]undec-3-en-2-one (CAS 899912-98-2)
- 3-[(3-Methylphenyl)methyl]-3H,4H-thieno[2,3-d]pyrimidin-4-one (CAS 338777-28-9)
- 2-{3-[(2-methylphenyl)methoxy]phenyl}acetic acid (CAS 1000567-84-9)
- 2-{3-[(3-methylphenyl)methoxy]phenyl}acetic acid (CAS 1258649-85-2)
Recommended Standards
- [2-(Benzyldimethylsilyl)phenyl]methanol (CAS 201050-00-2)
- 1-benzyl-1H-pyrazolo[3,4-d]pyrimidine-4-thiol (CAS 56156-23-1)
- (2-(Dimethyl(o-tolyl)silyl)phenyl)methanol (CAS 853955-71-2)
- 3-(((tert-Butyldimethylsilyl)oxy)methyl)bicyclo[1.1.1]pentane-1-carboxylic acid (CAS 2095495-84-2)
- 1-{5H-pyrimido[5,4-b]indol-4-yl}piperidine (CAS 107401-00-3)
- Ethyl 4-(2-ethoxyphenyl)-4-oxobutanoate (CAS 39496-85-0)
- 3-(2-(2-Methoxyethoxy)ethoxy)prop-1-yne (CAS 89635-79-0)
- 4-Bromo-3-methylphenylacetonitrile (CAS 215800-25-2)
- (E)-{[1-(4-chlorophenyl)-4-[(4-methylphenyl)sulfanyl]-2-phenyl-6,7-dihydro-1H-indol-5-yl]methylidene}amino 4-chlorobenzoate (CAS 478033-26-0)
- 2H-Pyrrolo[2,3-d]pyrimidine (CAS 326-98-7)
- N-isopropyl-4-phenoxy-N-phenylbenzamide (CAS 866042-54-8)
- (4-(2-Bromothiazol-4-yl)phenyl)methanamine (CAS 886367-76-6)
- 5-Ethoxy-1-methyl-1H-pyrazole-3-carboxylic acid (CAS 1196157-35-3)
- MLCK inhibitor peptide 18 (CAS 224579-74-2)
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 18665070610 / Nicole.chen@cato-chem.com