1-(sec-Butyl)-4-iodo-1H-pyrazole CAS 1339666-74-8
| CAS No. | 1339666-74-8 |
| Molecular Formula | C7H11IN2 |
| Molecular Weight | 250.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 1-(sec-Butyl)-4-iodo-1H-pyrazole (C7H11IN2) contains a nitrile group, iodine substitution. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 250.08 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.
CATO supplies 1-(sec-Butyl)-4-iodo-1H-pyrazole (CAS 1339666-74-8), a certified reference material (molecular formula C7H11IN2, MW 250.08 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 1-(sec-Butyl)-4-iodo-1H-pyrazole under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H11IN2 |
| Molecular Weight | 250.08 g/mol |
| Appearance | 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | I-containing |
| Nitrogen Atoms | 2 |
Recommended Standards
- 3-(Tert-butyl)-4-iodo-1H-pyrazole (CAS 1339231-45-6)
- 5-Iodo-1-(2-methylpropyl)-1H-pyrazole (CAS 1345471-53-5)
- 6-(3,4-Dichlorophenyl)pyrimidine-4-carbonitrile, 97% (CAS 1319175-50-2)
- 1-Butyl-5-iodopyrazole (CAS 1345471-61-5)
- 2-(2-aminobenzenesulfonamido)acetic acid hydrochloride (CAS 1803611-32-6)
- 2-Bromo-6-(4-methylbenzoyl)pyridine (CAS 87848-95-1)
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Why CATO?
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