磺胺甲基嘧啶游离酸（CAS 127-79-7）：分子式 C11H12N4O2S、分子量 264.31。
| CAS号 | 127-79-7 |
|---|---|
| 分子式 | C11H12N4O2S |
| 分子量 | 264.31 |
| 熔点 | 236 |
| LogP | 0.14 |
| 应用领域 | Use Classification: Animal Drugs -> FDA Approved Animal Drug Products (Green Book) -> Active Ingredients、Pharmaceuticals -> Animal Drugs -> Approved in Taiwan、General Manufacturing Information: Benzenesulfonamide、4-amino-N-(4-methyl-2-pyrimidinyl)-: INACTIVE |
登记用途：Use Classification: Animal Drugs -> FDA Approved Animal Drug Products (Green Book) -> Active Ingredients、Pharmaceuticals -> Animal Drugs -> Approved in Taiwan、General Manufacturing Information: Benzenesulfonamide、4-amino-N-(4-methyl-2-pyrimidinyl)-: INACTIVE。
磺胺甲基嘧啶游离酸 是一种化工化合物，登记 CAS 号为 127-79-7，分子式 C11H12N4O2S（分子量 264.31）。
登记 CAS 号：127-79-7
其分子式 C11H12N4O2S 由 11 个碳、12 个氢、4 个氮、2 个氧、1 个硫 组成。
别名/同义词：磺胺甲基嘧啶游离酸 · sulfamerazine free acid
磺胺甲基嘧啶游离酸 的 CAS 登记号为 127-79-7。
分子式 C11H12N4O2S，分子量 264.31。
别名/同义词：磺胺甲基嘧啶游离酸、sulfamerazine free acid。
登记用途：Use Classification: Animal Drugs -> FDA Approved Animal Drug Products (Green Book) -> Active Ingredients、Pharmaceuticals -> Animal Drugs -> Approved in Taiwan、General Manufacturing Information: Benzenesulfonamide、4-amino-N-(4-methyl-2-pyrimidinyl)-: INACTIVE。
磺胺甲基嘧啶游离酸（CAS 127-79-7）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 127-79-7 |
|---|---|
| PubChem CID | 5325 |
| Molecular formula | C11H12N4O2S |
| IUPAC name | 4-amino-N-(4-methylpyrimidin-2-yl)benzenesulfonamide |
| UNII (FDA) | UR1SAB295F |
| Molecular Weight | 264.31 |
|---|---|
| XLogP3 | 0.1 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 6 |
| Rotatable Bond Count | 3 |
| Exact Mass | 264.06809681 |
| Monoisotopic Mass | 264.06809681 |
| Topological Polar Surface Area | 106 |
| Heavy Atom Count | 18 |
| Melting Point | 236 |
|---|---|
| Melting Point | 236 °C |
| Solubility | 202 |
| Solubility | 3.04e-01 g/L |
| LogP | 0.14 |
| LogP | -0.08 |
| Collision Cross Section | 161.33 Ų [M-H]- |
| Collision Cross Section | 157.53 Ų [M+H]+ |
sulfamerazine; 127-79-7; Sulphamerazine; Sulfamethyldiazine; 4-amino-N-(4-methylpyrimidin-2-yl)benzenesulfonamide; Mesulfa; Percoccide; Benzenesulfonamide, 4-amino-N-(4-methyl-2-pyrimidinyl)-; Septacil; Septosyl; Solumedin; 2-Sulfa-4-methylpyrimidine; N-(4-Methyl-2-pyrimidyl)sulfanilamide; 2-(Sulfanilamido)-4-methylpyrimidine; 2-(4-Aminobenzenesulfonamido)-4-methylpyrimidine; 4-Amino-N-(4-methyl-2-pyrimidinyl)-benzenesulfonamide
| GHS notification summary | 2% (1 / 51) |
|---|
| GHS notification summary | 2% (1 / 51) |
|---|---|
| Reported hazard statements | H315 (94.1%), H319 (94.1%), H335 (92.2%) |
This chemical does not meet GHS hazard criteria for 2% (1 of 51) of reports.
H315 (94.1%): Causes skin irritation [Warning Skin corrosion/irritation]
sulfamerazine free acid · CAS 127-79-7 · C11H12N4O2S. UNII UR1SAB295F. Melting Point: 236; Melting Point: 236 °C; Solubility: 202.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: sulfamerazine free acid