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| Name |
(-)-(1-Hydroxy-3-isohexenyl)naphthazarine |
EINECS | N/A |
| CAS No. | 23444-65-7 | Density | 1.1701 (rough estimate) |
| PSA | 94.83000 | LogP | 2.12040 |
| Solubility | N/A | Melting Point |
149°C |
| Formula | C16H16 O5 | Boiling Point | 350.53°C (rough estimate) |
| Molecular Weight | 288.3 | Flash Point | N/A |
| Transport Information | N/A | Appearance | N/A |
| Safety | Moderately toxic by ingestion. When heated to decomposition it emits acrid smoke and irritating vapors. | Risk Codes | 22 |
| Molecular Structure |
|
Hazard Symbols |
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| Synonyms |
1,4-Naphthalenedione,5,8-dihydroxy-6-(1-hydroxy-4-methyl-3-pentenyl)-, (S)-;1,4-Naphthalenedione,5,8-dihydroxy-6-[(1S)-1-hydroxy-4-methyl-3-pentenyl]- (9CI);1,4-Naphthoquinone, 5,8-dihydroxy-6-(1-hydroxy-4-methyl-3-pentenyl)-, (-)-(8CI);Alkanet extract;Alkanet extract, inspissated;Alkanna red;Alkannin;Anchusa acid;Anchusin;C.I. 75530;C.I. Natural Red 20; |
(-)-(1-Hydroxy-3-isohexenyl)naphthazarine Chemical Properties
IUPAC Name: 5,8-dihydroxy-2-(1-hydroxy-4-methylpent-3-enyl)naphthalene-1,4-dione
Synonyms of (−)-(1-Hydroxy-3-isohexenyl)naphth-azarine (CAS NO.23444-65-7): (-)-5,8-Dihydroxy-6-(1-hydroxy-4-methyl-3-pentenyl)-1,4-naphthalenedione ; 1,4-Naphthalenedione, 5,8-dihydroxy-6-(1-hydroxy-4-methyl-3-pentenyl)-, (-)- ; 1,4-Naphthalenedione, 5,8-dihydroxy-6-(1-hydroxy-4-methyl-3-pentenyl)-, (-)- ; 1,4-Naphthalenedione, 5,8-dihydroxy-6-(1-hydroxy-4-methyl-3-pentenyl)-, (S)- ; 5,8-Dihydroxy-6-(1-hydroxy-4-methyl-3-pentenyl)-1,4-naphthalenedione, (S)- ; Alcannin extract ; Alkanet extract, inspissated ; Alkannin
Product Categories: Anthraquinones, Hydroquinones and Quinones
CAS NO: 23444-65-7
Molecular Formula: C16H16O5
Molecular Weight : 288.2952
Molecular Structure: 
H bond acceptors: 5
H bond donors: 3
Freely Rotating Bonds: 6
Polar Surface Area: 61.83 Å2
Index of Refraction: 1.642
Molar Refractivity: 75.86 cm3
Molar Volume: 209.9 cm3
Surface Tension: 65.1 dyne/cm
Density: 1.373 g/cm3
Flash Point: 311 °C
Enthalpy of Vaporization: 89.61 kJ/mol
Boiling Point: 567.4 °C at 760 mmHg
Vapour Pressure: 1.04E-13 mmHg at 25°C
(-)-(1-Hydroxy-3-isohexenyl)naphthazarine Uses
(−)-(1-Hydroxy-3-isohexenyl)naphth-azarine (CAS NO.23444-65-7) is used as intermediate in organic synthesis.
(-)-(1-Hydroxy-3-isohexenyl)naphthazarine Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LD50 | oral | 3gm/kg (3000mg/kg) | Nahrung. Chemistry, Biochemistry, Microbiology, Technology, Nutrition. Vol. 15, Pg. 505, 1971. | |
| rat | LD50 | oral | > 1gm/kg (1000mg/kg) | Nahrung. Chemistry, Biochemistry, Microbiology, Technology, Nutrition. Vol. 15, Pg. 505, 1971. |
(-)-(1-Hydroxy-3-isohexenyl)naphthazarine Safety Profile
Risk Statements: 22
R22: (−)-(1-Hydroxy-3-isohexenyl)naphth-azarine (CAS NO.23444-65-7) is harmful if swallowed.
Safety Statements: 22-24/25
S22:Do not breathe dust.
S24/25:Avoid contact with skin and eyes.
Moderately toxic by ingestion. When heated to decomposition it emits acrid smoke and irritating vapors.
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