5-Iodo-1,3-dimethyl-4-nitro-1H-pyrazole CAS 85779-99-3
| CAS No. | 85779-99-3 |
| Molecular Formula | C5H6IN3O2 |
| Molecular Weight | 267.02 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 267.02 g/mol gives 5-Iodo-1,3-dimethyl-4-nitro-1H-pyrazole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
5-Iodo-1,3-dimethyl-4-nitro-1H-pyrazole (CAS 85779-99-3) is a high-purity analytical reference standard with the molecular formula C5H6IN3O2 and a molecular weight of 267.02 g/mol.
5-Iodo-1,3-dimethyl-4-nitro-1H-pyrazole (C5H6IN3O2) contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, iodine substitution. It is notably hygroscopic, halogen substitution raises its density and boiling point, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.
CATO manufactures 5-Iodo-1,3-dimethyl-4-nitro-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 | 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.) | 1981 |
| Halogen Content | I-containing |
| Nitrogen Atoms | 3 |
Related Iodo Standards
- 1-ethyl-4-iodo-5-nitro-1h-pyraZole (CAS 1354705-16-0)
- 4-Iodo-1,5-dimethyl-3-nitro-1H-pyrazole (CAS 1354705-66-0)
- 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)
- 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
- 5-Bromo-2-(difluoromethoxy)benzoic acid (CAS 438221-79-5)
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- Ethyl 2-iodooxazole-5-carboxylate (CAS 220580-97-2)
- 4-Bromo-2-fluoro-1-(3,3,3-trifluoroprop-1-yn-1-yl)benzene (CAS 2137951-06-3)
- 7-Fluoroheptanoic Acid (CAS 334-28-1)
- Ethoxyquin Dimer (CAS 74681-77-9)
- RFRP-3 (rat) (CAS 420088-80-8)
- Ethyl (4,6-dimethylpyrimidin-2-yl)carbamate (CAS 90854-79-8)
- 1-(1-Phenoxybut-3-en-1-yl)-1H-benzo[d][1,2,3]triazole (CAS 304690-14-0)
- (S)-2-(5-bromo-2-chlorophenyl)pyrrolidine (CAS 1228571-10-5)
- (R)-4-(trifluoromethyl)oxazolidin-2-one (CAS 1932146-05-8)
- Dimethyl 1-(3-chloro-2-methylphenyl)-1H-pyrazole-3,4-dicarboxylate (CAS 853349-12-9)
- 1-Bromo-2-(3-methoxypropoxy)benzene (CAS 1079402-67-7)
- Peptide Impurity 09 X TFA Salt (CAS CATO-CPTD788809)
Why CATO?
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