483-55-6

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483-55-6 Structure

Identification	Back Directory
[Name] 2-hydroxy-3-methyl-1,4-naphthoquinone
[CAS] 483-55-6
[Synonyms] Vitamin K1 Impurity 88 Phytonadione Impurity 12 2-Hydroxy-3-methyl-1,4-benzoquinone 2-hydroxy-3-methyl-1,4-naphthoquinone Vitamin K1 Related Compound 3 (Phthiocol) 1,4-Naphthalenedione, 2-hydroxy-3-methyl- Q121 2-HYDROXY-3-METHYL-1,4-NAPHTHOQUINONE 2-HYDROXY-3-METHYL-1,4-NAPHTHOQUINONE(WXG00550)
[EINECS(EC#)] 207-594-2
[Molecular Formula] C11H8O3
[MDL Number] MFCD00019560
[MOL File] 483-55-6.mol
[Molecular Weight] 188.18

Chemical Properties	Back Directory
[Melting point ] 173-174°
[Boiling point ] 283.17°C (rough estimate)
[density ] 1.2100 (rough estimate)
[refractive index ] 1.6310 (estimate)
[pka] 5.21±0.10(Predicted)

Safety Data	Back Directory
[Symbol(GHS) ] GHS09
[Signal word ] Danger
[Hazard statements ] H400
[Precautionary statements ] P273-P391-P501
[Toxicity] LDLo intraperitoneal in chicken: 100mg/kg

Spectrum Detail	Back Directory
[Spectrum Detail] 2-hydroxy-3-methyl-1,4-naphthoquinone(483-55-6)MS 2-hydroxy-3-methyl-1,4-naphthoquinone(483-55-6)¹HNMR 2-hydroxy-3-methyl-1,4-naphthoquinone(483-55-6)IR1 2-hydroxy-3-methyl-1,4-naphthoquinone(483-55-6)IR2

Hazard Information	Back Directory
[Purification Methods] Crystallise the quinone from diethyl ether/pet ether. [Beilstein 8 III 2568, 8 IV 2375.]

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