1-methyl-4-nitro-1H-pyrazole-3-sulfonamide 1700454-40-5 CAS 1700454-40-5
| CAS No. | 1700454-40-5 |
| Molecular Formula | C4H6N4O4S |
| Molecular Weight | 206.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 1-methyl-4-nitro-1H-pyrazole-3-sulfonamide 1700454-40-5.
1-methyl-4-nitro-1H-pyrazole-3-sulfonamide 1700454-40-5 (CAS 1700454-40-5), molecular formula C4H6N4O4S and molecular weight 206.18 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1-methyl-4-nitro-1H-pyrazole-3-sulfonamide 1700454-40-5 (C4H6N4O4S) contains a carbohydrate-derived structure, an amide group, a sulfone group. 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 206.18 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.
As a certified reference material (CRM), 1-methyl-4-nitro-1H-pyrazole-3-sulfonamide 1700454-40-5 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 | C4H6N4O4S |
| Molecular Weight | 206.18 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1994 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related methyl Standards
- 1-methyl-3-nitro-1H-pyrazole-4-sulfonamide (CAS 1181457-77-1)
- 1-Methyl-4-nitro-1H-imidazole-5-sulfonamide (CAS 6339-55-5)
- 4-Nitro-2-propylbenzo[d]oxazole (CAS 1000018-05-2)
- 1-Ethyl-5-nitro-1H-indazol-3-amine (CAS 1133430-66-6)
- 2-Methyl-7-nitro-1,2,3,4-tetrahydroisoquinolin-3-one (CAS 1199813-82-5)
- 2-Ethyl-4-nitro-2,3-dihydro-1H-isoindol-1-one (CAS 1256961-21-3)
- (4-Methyl-7-nitro-1H-indol-2-yl)methanol (CAS 1956321-88-2)
- 1-(4-nitro-2,3-dihydro-1H-indol-1-yl)ethan-1-one (CAS 84807-25-0)
Recommended Standards
- 164523-19-7 4,4,4-Trifluorobutylmethanesulfonate 4,4,4-trifluorobutyl methanesulfonate (CAS 164523-19-7)
- (Isoxazol-4-ylsulfonyl)glycine (CAS 1706455-07-3)
- 4-Amino-7-fluorocinnoline-3-carboxamide (CAS 161373-30-4)
- 3-((Methylsulfonyl)methyl)-1,2,4-oxadiazole-5-carboxylic acid (CAS 1850326-59-8)
- Methyl trans-5-methylpiperidine-3-carboxylate (CAS 1155662-43-3)
- 3-Amino-3-(4-chloro-3-fluorophenyl)propan-1-ol (CAS 787615-38-7)
- 3-Amino-5-bromo-2-hydroxy-N,N-dimethylbenzamide (CAS 473731-68-9)
- 1-(5-Phenyl-1-tosyl-1H-pyrrol-2-yl)ethan-1-one (CAS 827024-08-8)
- 3-(3-Fluorophenyl)quinoline (CAS 181421-88-5)
- Methyl (5-chloro-2-hydroxybenzoyl)glycinate (CAS 197517-48-9)
- [(2-chlorophenyl)methyl](cyclopropylmethyl)amine (CAS 1019506-73-0)
- (S,R,S)-AHPC-CO-C9-acid (CAS 2172819-78-0)
- 1-(Pyridin-4-ylmethyl)piperidine-4-carboxylic acid hydrochloride (CAS 1171413-31-2)
- 69558-55-0 O3Y80ZF13F Thymopentin Thymopentin [USAN:INN:BAN] L-Tyrosine, N-(N-(N-(N2-L-arginyl-L-lysyl)-L-alpha-aspartyl)-L-valyl)- L-Tyrosine, N-(N-(N-(N(sup 2)-L-arginyl-L-lysyl)-L-alpha-aspartyl)-L-valyl)- Thymopentine [French] Thymopentinum [Latin] Timopentina [Spanish] Thymopoietin 32-36 TP-5 Thymopoietin pentapeptide ORF-15244 Thymopentine Thymopentinum Timopentina ORF 15244 UNII-O3Y80ZF13F (CAS 69558-55-0)
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