6-methyl-7H-pyrrolo[2,3-d]pyrimidine-4-carbonitrile CAS 1638771-53-5
| CAS No. | 1638771-53-5 |
| Molecular Formula | C8H14N4 |
| Molecular Weight | 166.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
6-methyl-7H-pyrrolo[2,3-d]pyrimidine-4-carbonitrile (CAS 1638771-53-5), molecular formula C8H14N4 and molecular weight 166.22 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C8H14N4, 6-methyl-7H-pyrrolo[2,3-d]pyrimidine-4-carbonitrile contains a nitrogen-containing heterocyclic scaffold, a nitrile group; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 166.22 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
As a certified reference material (CRM), 6-methyl-7H-pyrrolo[2,3-d]pyrimidine-4-carbonitrile 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 | C8H14N4 |
| Molecular Weight | 166.22 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| 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 |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Nitrogen Atoms | 4 |
Recommended Standards
- 7-methyl-7H-pyrrolo[2,3-d]pyrimidine-2-carbonitrile (CAS 1638760-92-5)
- 7-methyl-7H-pyrrolo[2,3-d]pyrimidine-4-carbonitrile (CAS 1638771-56-8)
- 1',2'-dihydrospiro[cyclopropane-1,3'-pyrrolo[2,3-c]pyridine]-2'-one (CAS 1637752-28-3)
- (R)-3-Methyl-5-(piperidin-2-yl)isoxazole (CAS 164351-53-5)
- H-Phe-Leu-OEt.HCl (CAS 88767-10-6)
- 3-(((3-Chloro-1,4-dioxo-1,4-dihydronaphthalen-2-yl)amino)methyl)-1-methylpyridin-1-ium iodide (CAS 1025756-87-9)
- 1-(Allyloxy)-2-bromo-4-chlorobenzene (CAS 68223-98-3)
- 4-((1-Methoxy-1-oxobutan-2-yl)amino)butanoic acid (Levetiracetam Impurity) (CAS 1543300-90-8)
- 6-Methylisoquinoline-5-carbonitrile (CAS 1823371-46-5)
- ditert-butyl 2-(2-ethoxy-2-oxo-ethyl)piperazine-1,4-dicarboxylate (CAS 1180526-36-6)
- (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-2-(2-(trifluoromethoxy)phenyl)acetic acid (CAS 1260609-20-8)
- 3-Bromo-4-(ethylamino)-5-nitrobenzonitrile (CAS 1420800-37-8)
- Ethyl 2-(6-methoxy-1-(p-tolyl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-2-carboxamido)benzoate (CAS 1031658-31-7)
- Semaglutide impurity 80 (CAS CATO-C4X-222680)
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