Name | Mefenacet |
Synonyms | Mefenacet Hinochloa Mephenacet Bay FOE 1976 2-benzothiazol-2-yloxy-N-mehtylacetanilide 2-(2-BENZOTHIAZOLYLOXY)-N-METHYLACETANILIDE N-Methyl-N-phenyl(2-benzothiazolyloxy)acetamide 2-(1,3-benzothiazol-2-yloxy)-n-methylacetanilide 2-(2-Benzothiazolyloxy)-N-methyl-N-phenylacetamide N-Phenyl-N-methyl-2-(benzothiazol-2-yloxy)acetamide 2-(1,3-benzothiazol-2-yloxy)-N-methyl-N-phenylacetamide 2-(benzothiazol-2-yloxy)-N-methyl-N-phenylacetamide mefenacet |
CAS | 73250-68-7 |
EINECS | 277-328-8 |
InChI | InChI=1/C16H14N2O2S/c1-18(12-7-3-2-4-8-12)15(19)11-20-16-17-13-9-5-6-10-14(13)21-16/h2-10H,11H2,1H3 |
Molecular Formula | C16H14N2O2S |
Molar Mass | 298.36 |
Density | 1.2361 (rough estimate) |
Melting Point | 134.8° |
Boling Point | 441.0±47.0 °C(Predicted) |
Flash Point | >100°C |
Vapor Presure | 5.63E-08mmHg at 25°C |
Appearance | neat |
BRN | 1143987 |
pKa | 1.53±0.10(Predicted) |
Storage Condition | 0-6°C |
Refractive Index | 1.6000 (estimate) |
Physical and Chemical Properties | Pure white crystals. m.p.134.8 °c, vapor pressure 11 x 10-3Pa (100 °c). The solubility in organic solvent is: dichloromethane> 200g/L, dimethyl sulfoxide 110 ~ 220g/L, acetone 60 ~ 100g/L, acetonitrile 30 ~ 60g/L, ethyl acetate 20~50g/L, toluene 20~50g/L, isopropanol 5~10g/L, hexane 0.1~1.0g/L; Solubility in water is 4mg/L. The distribution coefficient was 1700. It is stable to acid, alkali, light and heat, and 95% does not deteriorate within half a year at 30 ℃. |
Hazard Symbols | N - Dangerous for the environment |
Risk Codes | 51/53 - Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
Safety Description | 61 - Avoid release to the environment. Refer to special instructions / safety data sheets. |
UN IDs | UN 3077 |
WGK Germany | 2 |
RTECS | AB4542550 |
HS Code | 29342000 |
Toxicity | LD50 in rats, mice (mg/kg): >5000, >5000 orally; >1000, >1000 s.c.; >5000, >5000 dermally; LC50 (4 hr) in rats: 134 mg/m3 (Schmidt) |