4-chloro-1-methyl-pyrazolo[3,4-d]pyrimidin-6-amine CAS 100644-66-4
| CAS No. | 100644-66-4 |
| Molecular Formula | C6H14ClN5 |
| Molecular Weight | 191.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 4-chloro-1-methyl-pyrazolo[3,4-d]pyrimidin-6-amine (C6H14ClN5) contains a nitrile group, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 191.66 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
4-chloro-1-methyl-pyrazolo[3,4-d]pyrimidin-6-amine (CAS 100644-66-4), molecular formula C6H14ClN5 and molecular weight 191.66 g/mol, is a CATO reference standard with documented purity and traceability.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 4-chloro-1-methyl-pyrazolo[3,4-d]pyrimidin-6-amine 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 | C6H14ClN5 |
| Molecular Weight | 191.66 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 | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 5 |
Related chloro Standards
- 5-Chloro-1-cyclopropyl-1H-indole (CAS 1021154-57-3)
- 2-Chloro-3,8-dimethylquinoline (CAS 108097-04-7)
- (7-chloro-3H-imidazo[4,5-b]pyridin-2-yl)methanol (CAS 1092350-63-4)
- 2-Chloro-1-(4-methoxypiperidin-1-yl)ethan-1-one (CAS 1096329-82-6)
- 3-Chloro-1-(3-hydroxypiperidin-1-yl)propan-1-one (CAS 1153984-37-2)
- 2-Chloro-1-(2,2-dimethylmorpholin-4-yl)ethan-1-one (CAS 1156407-28-1)
- 2-Chloro-1-(2-ethylmorpholino)ethan-1-one (CAS 1156825-66-9)
- 4-chloro-5-methylpyrrolo[2,1-f][1,2,4]triazin-6-ol (CAS 1160995-32-3)
Recommended Standards
- Celecoxib Impurity 35 (CAS 98-64-6)
- (3R,5S)-3-(3-Chloropropyl)-5-(hydroxymethyl)pyrrolidin-2-one (CAS 1013937-92-2)
- Celecoxib Impurity 34 (CAS 24939-24-0)
- Pyridin-2-ylmethanesulfonyl chloride (CAS 540523-41-9)
- 4-Hydroxynaphthalen-1-yl methylcarbamate (CAS 5266-97-7)
- Ethyl 5-[(4-bromophenyl)sulfanyl]-3-[3-(trifluoromethyl)phenyl]-1,2,4-triazine-6-carboxylate (CAS 338957-36-1)
- 3-Bromo-2-fluoro-5-methylbenzyl alcohol (CAS 307975-05-9)
- 1-(4-(4-Chlorophenyl)piperazin-1-yl)-2-(2-phenyladamantan-2-yl)ethan-1-one (CAS 400078-86-6)
- 5-Oxo-2,3-dihydro-5H-thiazolo[3,2-a]pyridine-3,7-dicarboxylic acid (CAS 1444610-52-9)
- 4-Bromo-5-cyclopropoxypicolinaldehyde (CAS 1243480-67-2)
- 4-Methoxy-3-[(2,2,2-trifluoroethoxy)methyl]-benzoic acid (CAS 1119449-79-4)
- Atrasentan Impurity 110 (CAS 1059052-60-6)
- (3-(1-Benzyl-1H-benzo[d]imidazol-2-yl)-1H-pyrazol-1-yl)(2-(trifluoromethyl)phenyl)methanone (CAS 477711-19-6)
- T-Peptide (CAS 2022956-62-1)
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