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Cas Database

Name	DL-Camphor	EINECS	200-945-0
CAS No.	21368-68-3	Density	0.992
PSA	17.07000	LogP	2.40170
Solubility	N/A	Melting Point	175oC
Formula	C10H16O	Boiling Point	204oC
Molecular Weight	152.236	Flash Point	64oC
Transport Information	N/A	Appearance	White powder with a penetrating, aromatic odor.
Safety	16-26-36	Risk Codes	Xn:Harmful;
Molecular Structure		Hazard Symbols	R22:;
Synonyms	Dehydrocamphor; 2-Oxo-bornan; 3-Fluor-2,2-dimethyl-bicyclo<2.2.1>heptan; Camphen-hydrofluorid;	Article Data	9

DL-Camphor Chemical Properties

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

DL-Camphor Uses

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.

DL-Camphor Toxicity Data With Reference

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

DL-Camphor Safety Profile

Hazard Codes: F,Xn
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

DL-Camphor Specification

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)

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