Basic information
- Name:
Physcione
- Superlist Name:
- Physcion
- CAS No.:
521-61-9
- Molecular Structure:
- Formula:
- C16H12O5
- Molecular Weight:
- 284.27
- Synonyms:
- Anthraquinone,1,8-dihydroxy-3-methoxy-6-methyl- (8CI);Chrysophanic acid, 6-methoxy- (4CI);1,8-Dihydroxy-3-methyl-6-methoxyanthraquinone;6-O-Methylemodin;Emodin3-methyl ether;NSC 251670;Parietin;Rheochrysidin;
- EINECS:
- 208-315-7
- Density:
- 1.448 g/cm3
- Melting Point:
- 196-206 °C
- Boiling Point:
- 560.5 °C at 760 mmHg
- Flash Point:
- 215.4 °C
- Hazard Symbols:
Xi- Risk Codes:
- 36/37/38
- Safety Description:
- 26 Details
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Chemistry
Molecular Structure of Physcione (CAS NO.521-61-9):
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Molecular Formula: C16H12O5
Molecular Weight: 284.2635
IUPAC Name: 1,8-Dihydroxy-3-methoxy-6-methylanthracene-9,10-dione
Synonyms of Physcione (CAS NO.521-61-9): 1,8-Dihydroxy-3-methoxy-6-methyl-9,10-anthracenedione ; 1,8-Dihydroxy-3-methoxy-6-methylanthraquinone ; 1,8-Dihydroxy-3-methyl-6-methoxy-9,10-anthraquinone ; 4-08-00-03575 (Beilstein Handbook Reference) ; BRN 1915778 ; CCRIS 4399 ; EINECS 208-315-7 ; Emodin 3-methyl ether ; NSC 251670 ; Parietin ; Physcion ; Rheochrysidin ; 9,10-Anthracenedione, 1,8-dihydroxy-3-methoxy-6-methyl- (9CI) ; Anthraquinone, 1,8-dihydroxy-3-methoxy-6-methyl-
CAS NO: 521-61-9
Classification Code: Mutation data
Melting point: 196-206°C
Polar Surface Area: 83.83 Å2
Index of Refraction: 1.677
Molar Refractivity: 73.93 cm3
Molar Volume: 196.2 cm3
Surface Tension: 67.3 dyne/cm
Density of Physcione (CAS NO.521-61-9): 1.448 g/cm3
Flash Point: 215.4 °C
Enthalpy of Vaporization: 87.45 kJ/mol
Boiling Point: 560.5 °C at 760 mmHg
Vapour Pressure: 3.6E-13 mmHg at 25°C
Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LD50 | intraperitoneal | 10mg/kg (10mg/kg) | GASTROINTESTINAL: OTHER CHANGES | Journal of Agricultural and Food Chemistry. Vol. 27, Pg. 1342, 1979. |
Safety Profile
Hazard Codes of Physcione (CAS NO.521-61-9): 
Xi
Risk Statements: 36/37/38
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 26
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
WGK Germany: 3
RTECS: CB6720000
F: 10