4-Iodo-1,5-dimethyl-3-nitro-1H-pyrazole CAS 1354705-66-0
| CAS No. | 1354705-66-0 |
| Molecular Formula | C5H6IN3O2 |
| Molecular Weight | 267.02 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4-Iodo-1,5-dimethyl-3-nitro-1H-pyrazole 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-Iodo-1,5-dimethyl-3-nitro-1H-pyrazole (CAS 1354705-66-0), molecular formula C5H6IN3O2 and molecular weight 267.02 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4-Iodo-1,5-dimethyl-3-nitro-1H-pyrazole (C5H6IN3O2) contains an amide group, a carboxylic acid 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 267.02 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C5H6IN3O2 |
| Molecular Weight | 267.02 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 sealed and dry, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | I-containing |
| Nitrogen Atoms | 3 |
Related Iodo Standards
- 1-ethyl-4-iodo-5-nitro-1h-pyraZole (CAS 1354705-16-0)
- 5-Iodo-isoxazole-3-carboxylic acid ethyl ester (CAS 149286-19-1)
- 1-Ethyl-4-iodo-3-nitro-1H-pyrazole (CAS 1798678-48-4)
- Methyl 2-iodo-4-methyloxazole-5-carboxylate (CAS 1823953-03-2)
- 4-Iodo-oxazole-5-carboxylic acid ethyl ester (CAS 220580-92-7)
- 5-Iodo-1,3-dimethyl-4-nitro-1H-pyrazole (CAS 85779-99-3)
- Ethyl 5-iodo-4H-1,2,4-triazole-3-carboxylate (CAS 774608-90-1)
- Methyl 2-(4-iodo-1H-1,2,3-triazol-1-yl)acetate (CAS 2138074-18-5)
Recommended Standards
- 2-(3-Amino-4-iodo-1H-pyrazol-1-yl)acetic acid (CAS 1354705-75-1)
- 4-Bromo-3-difluoromethoxybenzoic acid (CAS 1352719-48-2)
- Methyl 5-bromo-4,4,5,5-tetrafluoropentanoate (CAS 1309602-78-5)
- 5-Bromo-2,3-difluoro-4-methoxybenzoic acid (CAS 1780570-14-0)
- 1-Oxo-1-pyrrolidin-1-yl-propane-2-sulfonyl chloride (CAS 1598278-86-4)
- 2-Chloro-5-(phenylsulfonyl)pyridine (CAS 877868-60-5)
- (E)-4,4,4-trifluoro-3-methylbut-2-enoic acid 3-(Trifluoromethyl)crotonic acid 69056-67-3 (CAS 69056-67-3)
- 4-Bromo-2-isopropylbenzamide (CAS 1369883-09-9)
- N2-(tert-Butyl)-3,5-difluoropyridine-2,6-diamine (CAS 189281-24-1)
- Relebactam Impurity 109 (CAS 2089611-51-6)
- 4-amino-7H-pyrrolo[2,3-d]pyrimidine-5-carboxylic acid (CAS 1488-48-8)
- (5-(Difluoromethyl)-2,4-difluorophenyl)methanamine (CAS 1803804-48-9)
- 1-Propyl-3-(trifluoromethyl)benzene (CAS 41320-75-6)
- Liraglutide-d8 Tetratrifluoroacetate (CAS 204656-20-2 (non-labelled, free base))
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com