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| CAS No.: | 21368-68-3 |
|---|---|
| Name: | DL-Camphor |
| Article Data: | 9 |
| Cas Database | |
| Molecular Structure: | |
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| Formula: | C10H16O |
| Molecular Weight: | 152.236 |
| Synonyms: | Dehydrocamphor; 2-Oxo-bornan; 3-Fluor-2,2-dimethyl-bicyclo<2.2.1>heptan; Camphen-hydrofluorid; |
| EINECS: | 200-945-0 |
| Density: | 0.992 |
| Melting Point: | 175oC |
| Boiling Point: | 204oC |
| Flash Point: | 64oC |
| Solubility: | N/A |
| Appearance: | White powder with a penetrating, aromatic odor. |
| Hazard Symbols: | R22:; |
| Risk Codes: | Xn:Harmful; ">  Xn:Harmful; |
| Safety: | 16-26-36 |
| Transport Information: | N/A |
| PSA: | 17.07000 |
| LogP: | 2.40170 |
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DL-Camphor (21368-68-3) is called for camphor ; DL-Camphor ; Formosa camphor ; Laurel camphor ; 2-Bornanone ; Gum camphor ; Alcanfor ; Alphanon ; Kampfer ; Root bark oil ; 1,7,7-Trimethylnorbornan-2-one ; DL-1,7,7-Trimethylbicyclo[2.2.1]hepta-2-one ,and so on. DL-Camphor (21368-68-3) is usually white powder with a penetrating, aromatic odor.
IUPAC Name: 1,7,7-Trimethylbicyclo[2.2.1]heptan-2-one
CAS: 21368-68-3
Molecular Formula: C10H16O
Molecular Weight: 152.23
Molecular structure:
EINECS: 200-945-0
Melting point: 175-177 °C(lit.)
ACD/LogD (pH 5.5): 2.13
ACD/LogD (pH 7.4): 2.13
ACD/BCF (pH 5.5): 24.39
ACD/BCF (pH 7.4): 24.39
ACD/KOC (pH 5.5): 342.47
ACD/KOC (pH 7.4): 342.47
H bond acceptors: 1
H bond donors: 0
Freely Rotating Bonds: 0
Index of Refraction: 1.485
Molar Refractivity: 44.39 cm3
Molar Volume: 154.8 cm3
Polarizability: 17.59 10-24cm3
Surface Tension: 31.5 dyne/cm
Density: 0.982 g/cm3
Flash Point: 64.4 °C
Enthalpy of Vaporization: 44.37 kJ/mol
Boiling Point: 207.4 °C at 760 mmHg
Vapour Pressure: 0.225 mmHg at 25°C
1. DL-Camphor (21368-68-3) is sometimes used in a preservative for books.
2. DL-Camphor (21368-68-3) is used as a plasticizer in cellulose nitrate plastics.
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| cat | LDLo | intraperitoneal | 400mg/kg (400mg/kg) | "Abdernalden's Handbuch der Biologischen Arbeitsmethoden." Vol. 4, Pg. 1289, 1935. | |
| child | LDLo | unreported | 100mg/kg (100mg/kg) | Yakkyoku. Pharmacy. Vol. 31, Pg. 1499, 1980. | |
| child | TDLo | oral | 51mg/kg (51mg/kg) | BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD | American Journal of Emergency Medicine. Vol. 7, Pg. 41, 1989. |
| dog | LDLo | oral | 800mg/kg (800mg/kg) | "Abdernalden's Handbuch der Biologischen Arbeitsmethoden." Vol. 4, Pg. 1289, 1935. | |
| frog | LDLo | subcutaneous | 240mg/kg (240mg/kg) | PERIPHERAL NERVE AND SENSATION: SPASTIC PARALYSIS WITH OR WITHOUT SENSORY CHANGE | Archiv fuer Experimentelle Pathologie und Pharmakologie. Vol. 50, Pg. 199, 1903. |
| infant | LDLo | oral | 70mg/kg (70mg/kg) | SENSE ORGANS AND SPECIAL SENSES: MYDRIASIS (PUPILLARY DILATION): EYE BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD GASTROINTESTINAL: CHANGES IN STRUCTURE OR FUNCTION OF SALIVARY GLANDS | American Journal of Pathology. Vol. 30, Pg. 857, 1954. |
| man | LDLo | unreported | 29mg/kg (29mg/kg) | "Poisoning; Toxicology, Symptoms, Treatments," 2nd ed., Arena, J.M., Springfield, IL, C.C. Thomas, 1970Vol. 2, Pg. 73, 1970. | |
| mouse | LCLo | inhalation | 400mg/m3/3H (400mg/m3) | BEHAVIORAL: MUSCLE CONTRACTION OR SPASTICITY) | Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 22(11), Pg. 83, 1957. |
| mouse | LD50 | intraperitoneal | 3gm/kg (3000mg/kg) | BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD BEHAVIORAL: REGIDITY BEHAVIORAL: CHANGES IN MOTOR ACTIVITY (SPECIFIC ASSAY) | American Journal of Pathology. Vol. 30, Pg. 857, 1954. |
| mouse | LD50 | oral | 1310mg/kg (1310mg/kg) | Shika Gakuho. Journal of Dentistry. Vol. 75, Pg. 934, 1975. | |
| mouse | LDLo | subcutaneous | 200mg/kg (200mg/kg) | BEHAVIORAL: EXCITEMENT | "Pharmakologische Prufung von Analgetika, Dissertation," Herrlen, G., Pharmakologischen Institut der Universitat Tubingen, Fed. Rep. Ger., 1933Vol. -, Pg. -, 1933. |
| rabbit | LDLo | oral | 2gm/kg (2000mg/kg) | BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD BEHAVIORAL: CHANGES IN MOTOR ACTIVITY (SPECIFIC ASSAY) BEHAVIORAL: REGIDITY | American Journal of Pathology. Vol. 30, Pg. 857, 1954. |
| rat | LD50 | subcutaneous | 70mg/kg (70mg/kg) | "Ueber die Pharmakologische Wirkung eines dem Pentamethylentetrazol Vol. -, Pg. -, 1934. | |
| rat | LDLo | intraperitoneal | 900mg/kg (900mg/kg) | BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD | Journal of Pharmacology and Experimental Therapeutics. Vol. 65, Pg. 275, 1939. |
RTECS: EX1225000
Hazard Codes: F,Xn .gif){kind=small}
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Risk Statements: 11-22-36/37/38-36-20/21/22 (R11:Highly flammable. R22:Harmful if swallowed. R36/37/38:Irritating to eyes, respiratory system and skin. R36:Irritating to eyes. R20/21/22:Harmful by inhalation, in contact with skin and if swallowed.)
Safety Statements: 16-26-36 (S16:Keep away from sources of ignition. S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36:Wear suitable protective clothing.)
RIDADR: UN 2717 4.1/PG 3
WGK Germany: 1
Removal in wastewater treatment of DL-Camphor (21368-68-3) can be stated as follows:
Total removal:7.85 percent
Total biodegradation:0.11 percent
Total sludge adsorption:3.79 percent
Total to Air:3.96 percent
(using 10000 hr Bio P,A,S)
