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Name |
2-Methyl-1,4-naphthalenediol |
EINECS | N/A |
CAS No. | 481-85-6 | Density | 1.274g/cm3 |
PSA | 40.46000 | LogP | 2.55940 |
Solubility | N/A | Melting Point |
181℃ |
Formula | C11H10 O2 | Boiling Point | 391.6°Cat760mmHg |
Molecular Weight | 174.199 | Flash Point | 199.5°C |
Transport Information | N/A | Appearance | N/A |
Safety | Poison by ingestion, subcutaneous, and intraperitoneal routes. When heated to decomposition it emits acrid smoke and irritating fumes. | Risk Codes | N/A |
Molecular Structure | Hazard Symbols | N/A | |
Synonyms |
1,4-Dihydroxy-2-methylnaphthalene;2-Methyl-1,4-dihydroxynaphthalene; 2-Methyl-1,4-naphthohydroquinone;2-Methyl-1,4-naphthoquinol; 2-Methylhydronaphthoquinone;2-Methylnaphthalene-1,4-diol; 4-Hydroxy-3-methyl-a-naphthol; Dihydrovitamin K3; Menadiol; Reducedmenadione; Reduced vitamin K3; Vitamin K3H2 |
Article Data | 71 |
IUPAC Name: 2-Methylnaphthalene-1,4-diol
Molecular Formula: C11H10O2
Molecular Weight: 174.21g/mol
Density: 1.274g/cm3
Melting Point: 177–178°C
Boiling Point: 391.6 °C at 760 mmHg
Flash Point: 199.5°C
Properties: crystals from AcOH or toluene
Freely Rotating Bonds: 2
Polar Surface Area: 18.46 Å2
Index of Refraction: 1.697
Molar Refractivity: 52.68 cm3
Molar Volume: 136.6 cm3
Polarizability: 20.88× 10-24 cm3
Surface Tension: 58.9 dyne/cm
Enthalpy of Vaporization: 66.63 kJ/mol
Vapour Pressure: 1.08E-06 mmHg at 25°C
2-Methyl-1,4-naphthalenediol ,its Cas Register Number is 481-85-6.The chemical synonyms of 2-Methyl-1,4-naphthalenediol (CAS No.481-85-6) are 2-Methyl-1,4-naphthohydroquinone diacetate ; 1,4-Diacetoxy-2-Methylnaphthalene ; 1,4-Dihydroxy-2-Methylnaphthalene ; 2-Methyl-1,4-naphthoquinol ; 2-Methyl-4-naphthalenediol ; 2-methylhydronaphthoquinone ; 2-Methylnaphthalene-1,4-diol .Product categories of 2-Methyl-1,4-naphthalenediol (CAS No.481-85-6) are Anthraquinones, Hydroquinones and Quinones .The molecular structure of 2-Methyl-1,4-naphthalenediol (CAS No.481-85-6) is.
It is used in the production of vitamin K4 in medicine.
1. | orl-mus LD50:30 mg/kg | JPETAB Journal of Pharmacology and Experimental Therapeutics. 75 (1942),111. | ||
2. | ipr-mus LDLo:400 mg/kg | CRSBAW Comptes Rendus des Seances de la Societe de Biologie et de Ses Filiales. 143 (1949),585. | ||
3. | scu-mus LDLo:80 mg/kg | JPETAB Journal of Pharmacology and Experimental Therapeutics. 71 (1941),210. |
Poison by ingestion, subcutaneous, and intraperitoneal routes. When heated to decomposition it emits acrid smoke and irritating fumes.