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Name	2,3,4,6-Tetrahydroxy-5h-benzocyclo-heptene-5-one	EINECS	N/A
CAS No.	569-77-7	Density	1.74g/cm³
PSA	97.99000	LogP	1.02240
Solubility	N/A	Melting Point	275 °C (dec.)(lit.)
Formula	C11H8 O5	Boiling Point	357.9°Cat760mmHg
Molecular Weight	220.182	Flash Point	184.5°C
Transport Information	N/A	Appearance	N/A
Safety	Mutation data reported. When heated to decomposition it emits acrid smoke and irritating fumes.	Risk Codes	R36/37/38
Molecular Structure		Hazard Symbols	Xi
Synonyms	Purpurogallin(6CI); 2,3,4,6-Tetrahydroxy-5H-benzo[a]cyclohepten-5-one; NSC 35676; NSC 646653	Article Data	70

2,3,4,6-Tetrahydroxy-5h-benzocyclo-heptene-5-one Chemical Properties

IUPAC Name: 1,2,3,9-tetrahydroxybenzo[7]annulen-8-one
Molecular Formula: C₁₁H₈O₅EINECS: 209-324-9
Molecular Weight: 220.19g/mol
Density: 1.74g/cm³
Melting Point: 275 °C (dec.)(lit.)
Boiling Point: 357.9 °C at 760 mmHg
Flash Point: 184.5°C
Properties: Yellow or dark-red needles from AcOH.
Freely Rotating Bonds: 4
Polar Surface Area: 53.99 Å²
Index of Refraction: 1.79
Molar Refractivity: 53.32 cm³
Molar Volume: 125.8 cm³
Polarizability: 21.14 ×10^-24cm³
Surface Tension: 102.3 dyne/cm
Enthalpy of Vaporization: 69.85 kJ/mol
Vapour Pressure: 1.46E-06 mmHg at 25°C
The Cas Register Number of 2,3,4,6-Tetrahydroxy-5h-benzocyclo-heptene-5-one is 569-77-7.The chemical synonyms of 2,3,4,6-Tetrahydroxy-5h-benzocyclo-heptene-5-one (CAS NO.569-77-7) are 2,3,4,6-Tetrahydroxy-5H-benzo[7]annulen-5-one ; 2,3,4,6-Tetrahydroxy-5H-benzocyclohepten-5-one ; 209-324-9 [EINECS/ELINCS] ; 5H-Benzocyclohepten-5-one, 2,3,4,6-tetrahydroxy- ; 5H-Benzocycloheptene-5-one, 2,3,4,6-tetrahydroxy- ; 1978265 [Beilstein] ; 2,3,4,6-Tetrahydroxy-5H-benzo[a]cyclohepten-5-one ; 2,3,4,6-Tetrahydroxy-5H-benzocycloheptene-5-one ; 2,3,4,6-tetrahydroxybenzocyclohepten-5-one .Product categories of 2,3,4,6-Tetrahydroxy-5h-benzocyclo-heptene-5-one (CAS NO.569-77-7) are Tropolones ; Tropolones & Azulenes .The molecular structure of 2,3,4,6-Tetrahydroxy-5h-benzocyclo-heptene-5-one (CAS NO.569-77-7) is.

2,3,4,6-Tetrahydroxy-5h-benzocyclo-heptene-5-one Uses

It can be used as pharmaceutical intermediate.

2,3,4,6-Tetrahydroxy-5h-benzocyclo-heptene-5-one Toxicity Data With Reference

mma-sat 50 µg/plate

PMRSDJ Progress in Mutation Research. 1 (1981),11.

2,3,4,6-Tetrahydroxy-5h-benzocyclo-heptene-5-one Consensus Reports

EPA Genetic Toxicology Program.

2,3,4,6-Tetrahydroxy-5h-benzocyclo-heptene-5-one Safety Profile

Mutation data reported. When heated to decomposition it emits acrid smoke and irritating fumes.
Hazard Codes: Irritant Xi
Risk Statements: 36/37/38
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36: Wear suitable protective clothing.

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