3-Iodo-1-methyl-1H-pyrazole-5-carbaldehyde CAS 2226182-52-9
| CAS No. | 2226182-52-9 |
| Molecular Formula | C5H5IN2O |
| Molecular Weight | 236.01 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-Iodo-1-methyl-1H-pyrazole-5-carbaldehyde (CAS 2226182-52-9), a certified reference material (molecular formula C5H5IN2O, MW 236.01 g/mol) for analytical method development and quality control.
Structurally, 3-Iodo-1-methyl-1H-pyrazole-5-carbaldehyde (C5H5IN2O) contains an amide group, a hydroxyl group, an ether linkage, iodine substitution. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 236.01 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.
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), 3-Iodo-1-methyl-1H-pyrazole-5-carbaldehyde 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 | C5H5IN2O |
| Molecular Weight | 236.01 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| 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 | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1998 |
| Halogen Content | I-containing |
| Nitrogen Atoms | 2 |
Related Iodo Standards
- 5-Iodo-2-methoxypyrimidine (CAS 101803-06-9)
- 5-Iodo-2-methylpyrimidin-4(3H)-one (CAS 111079-41-5)
- 2-(4-Iodo-1H-pyrazol-1-yl)acetaldehyde (CAS 1172074-04-2)
- 4-Iodo-1-methyl-1H-pyrazole-3-carbaldehyde (CAS 1214997-78-0)
- 2-Iodo-5-methoxypyrimidine (CAS 1261783-95-2)
- 5-Iodo-1-methyl-1H-pyrazole-4-carbaldehyde (CAS 1346818-72-1)
- 5-Iodo-2-methylpyridazin-3(2H)-one (CAS 153239-91-9)
- 4-Iodo-6-methoxypyrimidine (CAS 161489-05-0)
Recommended Standards
- 3-Hydrazinyl-6-iodopyridazine (CAS 399044-18-9)
- 4,5-Dichloro-2-nitrobenzoic acid (CAS 2011-09-8)
- 3-Amino-5-iodopyridin-4(1H)-one (CAS 98027-53-3)
- 4,6-Dichloro-5-nitronicotinamide (CAS 89247-10-9)
- 3-[(5-aminopyridin-2-yl)oxy]benzamide (CAS 1016778-72-5)
- 2-(4-Bromo-3-(difluoromethyl)-6-iodopyridin-2-yl)acetic acid (CAS 1806910-71-3)
- (R)-Benzyl isopropyl(pyrrolidin-3-yl)carbamate (CAS 1354011-23-6)
- 3-(1-Hexyl-3-isobutylpyrrolidin-3-yl)phenol 2-hydroxypropane-1,2,3-tricarboxylate (CAS 37627-61-5)
- 7-Bromo-3-(2-chlorophenyl)benzo[d]isoxazole (CAS 1428881-66-6)
- 2-Methyl-1-pentene (CAS 763-29-1)
- 4-Ethoxybenzeneacetaldehyde (CAS 433229-42-6)
- Cefcapene Impurity 41 (CAS 140128-29-6)
- 2,2,2-Trifluoro-N-(2-((9-((2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-9H-purin-6-yl)amino)ethyl)acetamide (CAS 135387-79-0)
- D-Lys16-Tirzepatide (CAS CATO-CPTD788918)
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