CARBARYL
1. Common name: Carbaryl
2. Chemical name:
IUPAC: 1-naphthyl methylcarbamate
CAS: 1-naphthalenyl methylcarbamate
3. Empieical formula: C12H11NO2
4. Structural formula: 
5. CAS Number: 63-25-2
6. Molecular weight: 201.2
7. Physical and chemical properties:
1) Color: off-white to white
2) Odor: odorless
3) Physical state: crystalline powder
4) Intensity of specific gravity: 1.37g/ml, 25℃
5) Viscousity: no viscousity
6) Solubility in water and solvents: 40 mg/L @ 30 C; dimethylformaldehyde v.s; acetone s.; dimethyl sulfoxide v.s.; cyclohexanone s.
7) Vapor pressure: <5.3 mPa @ 25 C
8) Stability, Oxidation and thermal: Carbaryl is stable to heat, light, and acids. It is not stable under alkaline conditions. It is noncorrosive to metals, packaging materials, and application equipment.
9) Ph range at which is stable: 4-7
10) Data on storage stability: stored in cool, dry, dark regions with good ventilation conditions. Stable for minimum 2 years under normal storage conditions.
8. Purity: 99%min, w/w
9. Impurities name, content and method of analysis:
2-naphthol-----0.05%max, analysis method by: CIPAC IA, 26/1/m/2.5, P.1112
2-naphthyl methylcarbamate----0.05%max, analysis method by: CIPAC IA, 26/1/m/2.5, P. 1112
loss of vacuum drying----1.0%max, analysis method by: MT 17.4.1, CIPAC 1, P.874
