Fluorescent Brightener 121，CAS 登记号 12224-11-2，由济南圣和化工有限公司现货供应，可提供纯度 按批次COA提供(不公开发布) 的规格，下游主要用于Dyes & Pigments。支持样品与小批量试用，批量价格请联系我们获取，验收以批次 COA 为准。
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本页已列出 Fluorescent Brightener 121 的 CAS 号：12224-11-2，可与随货 COA 核对。
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Fluorescent Brightener 121 · CAS 12224-11-2 · C15H14ClN3O2S. UNII 5J494GKT53.
| CAS Registry Number | 12224-11-2 |
|---|---|
| PubChem CID | 75972 |
| Molecular formula | C15H14ClN3O2S |
| IUPAC name | 4-[5-(4-chlorophenyl)-3,4-dihydropyrazol-2-yl]benzenesulfonamide |
| UNII (FDA) | 5J494GKT53 |
| Molecular Weight | 335.8 |
|---|---|
| XLogP3 | 2.7 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 3 |
| Exact Mass | 335.0495256 |
| Monoisotopic Mass | 335.0495256 |
| Topological Polar Surface Area | 84.1 |
| Heavy Atom Count | 22 |
| Formal Charge | 0 |
| GHS notification summary | 100% (45 / 45) |
|---|
| GHS notification summary | 100% (45 / 45) |
|---|
This chemical does not meet GHS hazard criteria for 100% (45 of 45) of all reports.
Reported as not meeting GHS hazard criteria by 45 of 45 companies. For more detailed information, please visit ECHA C&L website.
Fluorescent brightener 121; 2744-49-2; 4-(3-(4-Chlorophenyl)-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonamide; BELOFOR SNPA; 5J494GKT53; EINECS 220-378-2; DTXSID6062620; Benzenesulfonamide, 4-(3-(4-chlorophenyl)-4,5-dihydro-1H-pyrazol-1-yl)-; Benzenesulfonamide, 4-[3-(4-chlorophenyl)-4,5-dihydro-1H-pyrazol-1-yl]-; CI FLUORESCENT BRIGHTENER 121; CI 50510; CI FLUORESCENT BRIGHTENING AGENT 121; 1-(p-sulfamoylphenyl)-3-(p-chlorophenyl)-2-pyrazoline; 3-(4-Chlorophenyl)-1-(4-sulfamoylphenyl)-2-pyrazoline; 1-(P-SULFAMOYLPHENYL)-3-(P-CHLOROPHENYL)PYRAZOLINE; 1-(P-SULFAMYLPHENYL)-3-(P-CHLOROPHENYL)PYRAZOLINE
CAS 12224-11-2; molecular formula C15H14ClN3O2S; molecular weight — g/mol.
Fluorescent brightener 121, 2744-49-2, 4-(3-(4-Chlorophenyl)-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonamide, BELOFOR SNPA, 5J494GKT53, EINECS 220-378-2.
100% of GHS notifications report no hazard classification (45 of 45).
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.