4-(3-Methyl-3-(4-nitrobenzyl)ureido)benzene-1-sulfonyl fluoride CAS 21322-88-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 21322-88-3 |
| Molecular Formula | C15H14FN3O5S |
| Molecular Weight | 367.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(3-Methyl-3-(4-nitrobenzyl)ureido)benzene-1-sulfonyl fluoride (CAS 21322-88-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C15H14FN3O5S. Molecular weight: 367.35 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C15H14FN3O5S |
| Molecular Weight | 367.35 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- 2-Methyl-4-(3-(4-nitrobenzyl)ureido)benzene-1-sulfonyl fluoride (CAS 21322-82-7)
- 4-(2-Nitrobenzyl)-1,3-diphenyl-1H-pyrazol-5(4H)-one (CAS 58532-80-2)
- 2-({[(4-Nitrobenzyl)oxy]imino}methyl)-3-oxo-N-(1,3-thiazol-2-yl)butanamide (CAS 303998-70-1)
- 2-((4-Nitrobenzyl)thio)-3-propyl-6-(trifluoromethyl)pyrimidin-4(3H)-one (CAS 860609-27-4)
- 2,2-BIS(4-NITROBENZYL)MALONIC ACID (CAS 653306-99-1)
- Bis(4-nitrobenzyl) malonate (CAS 67245-85-6)
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- 3-Ethyl 5-(4-nitrobenzyl) 6,7-dihydropyrazolo[1,5-a]pyrazine-3,5(4H)-dicarboxylate (CAS 623565-15-1)
Recommended Standards
- 3-Amino-6-(3-methoxyphenyl)-4-(trifluoromethyl)thieno[2,3-b]pyridine-2-carboxamide (CAS 625377-37-9)
- 4-(4-(3-(Trifluoromethyl)phenyl)-1H-pyrazol-1-yl)benzenesulfonamide (CAS 955963-64-1)
- 4-(4-Methoxyphenyl)-5-(4-(trifluoromethoxy)phenyl)-4H-1,2,4-triazole-3-thiol (CAS 263707-22-8)
- 7-Bromo-4-(2-(6-methylpyridin-2-yl)-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazol-3-yl)quinoline (CAS 476474-61-0)
- 2-Hydroxyphenyl (thiophen-2-ylmethyl)sulfamate (CAS 478260-95-6)
- 2-(Furan-2-yl)-2-methylpropan-1-amine (CAS 1176042-11-7)
- Breathable alpha-quartz (CAS 14808-60-7)
- 2-(2,3-Dimethoxyphenoxy)nicotinic acid (CAS 1160264-58-3)
- Cefotaxime Impurity 46 (CAS 689293-67-2)
- D-[His]1-Semaglutide X TFA salt (CAS CATO-CPTD788634)
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