4-{[1-Methyl-3-(pyrrolidin-1-ylcarbonyl)-1,4,6,7-tetrahydro-5H-pyrazolo[4,3-c]pyridin-5-yl]methyl}benzoic acid CAS 1142210-52-3
| CAS No. | 1142210-52-3 |
| Molecular Formula | C20H24N4O3 |
| Molecular Weight | 368.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4-{[1-Methyl-3-(pyrrolidin-1-ylcarbonyl)-1,4,6,7-tetrahydro-5H-pyrazolo[4,3-c]pyridin-5-yl]methyl}benzoic acid 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.
4-{[1-Methyl-3-(pyrrolidin-1-ylcarbonyl)-1,4,6,7-tetrahydro-5H-pyrazolo[4,3-c]pyridin-5-yl]methyl}benzoic acid (CAS 1142210-52-3) is a high-purity analytical reference standard with the molecular formula C20H24N4O3 and a molecular weight of 368.43 g/mol.
Structurally, 4-{[1-Methyl-3-(pyrrolidin-1-ylcarbonyl)-1,4,6,7-tetrahydro-5H-pyrazolo[4,3-c]pyridin-5-yl]methyl}benzoic acid (C20H24N4O3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 368.43 g/mol, it falls into the moderately-high-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.
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.
Physical & Chemical Properties
| Molecular Formula | C20H24N4O3 |
| Molecular Weight | 368.43 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 4 |
Related Methyl Standards
- 4-({4-[2-(pyrrolidin-1-yl)ethyl]piperazin-1-yl}sulfonyl)benzoic acid (CAS 1203428-11-8)
- 2-((2-(Pyrrolidin-1-yl)ethyl)thio)-4-(trifluoromethyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridine-3-carbonitrile (CAS 626221-63-4)
- 3'-(Pyrrolidin-1-ylsulfonyl)-5-(trifluoromethyl)-[1,1'-biphenyl]-3-ol (CAS 1261922-37-5)
- 4'-(Pyrrolidin-1-ylsulfonyl)-5-(trifluoromethyl)-[1,1'-biphenyl]-3-ol (CAS 1261991-27-8)
- 2-(Pyrrolidin-1-yl)-5-(1-tosylpyrrolidin-2-yl)pyridine (CAS 1352542-29-0)
- 1-(Pyrrolidin-1-ylsulfonyl)-N-(2-(thiophen-2-yl)ethyl)piperidine-4-carboxamide (CAS 1448064-85-4)
- 3-(Pyrrolidin-1-yl)propyl (2-(heptyloxy)phenyl)carbamate (CAS 68931-06-6)
- 2-(Pyrrolidin-1-yl)cyclohexyl (3-(pentyloxy)phenyl)carbamate (CAS 76629-91-9)
Recommended Standards
- Semaglutide impurity 29 (CAS 110990-08-4)
- 3,5-Bis(3,4-dimethoxyphenyl)-4-ethyl-1H-pyrazole (CAS 1159988-72-3)
- 4,4'-(2-(4-Aminostyryl)oxazole-4,5-diyl)dianiline (CAS 110007-74-4)
- tert-Butyl 4-((1R,2S,5R)-6-hydroxy-7-oxo-1,6-diazabicyclo[3.2.1]octane-2-carboxamido)piperidine-1-carboxylate (CAS 1174020-64-4)
- 2-Chloro-3-(difluoromethyl)-6-fluoropyridine-4-sulfonamide (CAS 1807041-52-6)
- 2-(Aminomethyl)-4-chloro-6-(difluoromethyl)pyridine-3-methanol (CAS 1805378-66-8)
- 5-Chloro-2-(methylthio)pyrimidine-4-carboxamide (CAS 902243-56-5)
- Thieno[3,2-c]pyridin-2-ylmethanol (CAS 1211508-90-5)
- 1,2-dimethoxy-3-(prop-1-en-2-yl)benzene (CAS 37388-12-8)
- Methyl (3aR,5R,6aR)-5-((tert-butoxycarbonyl)amino)hexahydrocyclopenta[c]pyrrole-3a(1H)-carboxylate (CAS 1537879-99-4)
- 4-Bromo-5-fluoro-2-methylbenzyl alcohol (CAS 1352899-41-2)
- 1-(4-Bromophenyl)-4,4-dimethylpentan-3-one (CAS 1099621-38-1)
- 3-IODO-5-METHYLCINNAMONITRILE (CAS 1018450-07-1)
- Semaglutide impurity 43 (CAS CATO-C4X-222643)
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