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Cas Database |
| Name |
4'-Chloro-2'-methylacetoacetanilide |
EINECS | 243-540-4 |
| CAS No. | 20139-55-3 | Density | 1.247 g/cm3 |
| PSA | 46.17000 | LogP | 2.63900 |
| Solubility | N/A | Melting Point |
103 °C |
| Formula | C11H12 Cl N O2 | Boiling Point | 390.4 °C at 760 mmHg |
| Molecular Weight | 225.675 | Flash Point | 189.9 °C |
| Transport Information | N/A | Appearance | White Crystals |
| Safety | Moderately toxic by ingestion. When heated to decomposition it emits toxic vapors of NOx. | Risk Codes | N/A |
| Molecular Structure |
|
Hazard Symbols | N/A |
| Synonyms |
o-Acetoacetotoluidide,4'-chloro- (8CI); NSC 87579 |
Article Data | 2 |
4'-Chloro-2'-methylacetoacetanilide Chemical Properties
Product Name: Acetoacet-4-chloro-2-methylanilide (CAS NO.20139-55-3)
Molecular Formula: C11H12ClNO2
Molecular Weight: 225.67g/mol
Mol File: 20139-55-3.mol
Einecs: 243-540-4
Appearance: White Crystals
Melting Point: 103 °C
Boiling point: 390.4 °C at 760 mmHg
Flash Point: 189.9 °C
Density: 1.247 g/cm3
Surface Tension: 45.2 dyne/cm
Enthalpy of Vaporization: 63.99 kJ/mol
Vapour Pressure: 2.66E-06 mmHg at 25°C
XLogP3: 2.4
H-Bond Donor: 1
H-Bond Acceptor: 2
4'-Chloro-2'-methylacetoacetanilide Uses
Acetoacet-4-chloro-2-methylanilide (CAS NO.20139-55-3) is mainly used for synthesis of dyes and pigments.
4'-Chloro-2'-methylacetoacetanilide Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| rat | LD50 | oral | 3500mg/kg (3500mg/kg) | BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) BEHAVIORAL: CHANGES IN MOTOR ACTIVITY (SPECIFIC ASSAY) | Personal Communication from LONZA Ltd., CH-4002, Basel, SwitzerlandVol. 22SEP1981, |
4'-Chloro-2'-methylacetoacetanilide Consensus Reports
Reported in EPA TSCA Inventory.
4'-Chloro-2'-methylacetoacetanilide Safety Profile
Moderately toxic by ingestion. When heated to decomposition it emits toxic vapors of NOx.
4'-Chloro-2'-methylacetoacetanilide Specification
Acetoacet-4-chloro-2-methylanilide ,its CAS NO. is 20139-55-3,the synonyms is Acetoacet-4-chloro-2-methylanilide ; 4-Chloro-o-acetoacetotoluidide ; 4-Chloro-2-acetoacetoluidide ; Acetoacet-p-chloro-o-toluidide ; 4''-Chloro-2''-methylacetoacetanilide,98.0%+(lc)(t) ; 4'-Chloro-2'-methylacetoacetanilide ; n-(4-Chloro-2-methyl-phenyl)-3-oxo-butanamide ; n-Acetoaceto-p-chloro-o-toluidide .
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