Carisoprodol

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Names

[ CAS No. ]:
78-44-4

[ Name ]:
Carisoprodol

[Synonym ]:
EINECS 201-118-7
2-[(Carbamoyloxy)methyl]-2-methylpentyl isopropylcarbamate
1-Carbamoyloxy-2-isopropylcarbamoyloxymethyl-2-methyl-pentan
Carisol
2-[(carbamoyloxy)methyl]-2-methylpentyl (1-methylethyl)carbamate
N-isopropyl 2-methyl-2-propyl-propane-1,3-diol di(carbamate)
Carbamic acid, (1-methylethyl)-, 2-(((aminocarbonyl)oxy)methyl)-2-methylpentyl ester
RELA
4-methyl-4-propyl-2,6-dioxa-heptanedioic acid amide-isopropylamide
Brianil
4-Methyl-4-propyl-2,6-dioxa-heptandisaeure-amid-isopropylamid
Flexal
carisoprodol
cb8019
1-Carbamoyloxy-3-isopropylcarbamoyloxy-2-methyl-2-propyl-propan
Carisoma
2-[(carbamoyloxy)methyl]-2-methylpentyl (1-methylethyl)carbamate (non-preferred name)
2-{[(aminocarbonyl)oxy]methyl}-2-methylpentyl isopropylcarbamate
Mioril
carbamic acid, (1-methylethyl)-, 2-[[(aminocarbonyl)oxy]methyl]-2-methylpentyl ester
Carbamic acid, N-(1-methylethyl)-, 2-[[(aminocarbonyl)oxy]methyl]-2-methylpentyl ester
Apesan
Sanoma
Arusal
2-[(carbamoyloxy)methyl]-2-methylpentyl propan-2-ylcarbamate (non-preferred name)
Soma
MFCD00057661
Calenfa

Chemical & Physical Properties

[ Density]:
1.1±0.1 g/cm3

[ Boiling Point ]:
423.4±28.0 °C at 760 mmHg

[ Melting Point ]:
92-92°C

[ Molecular Formula ]:
C₁₂H₂₄N₂O₄

[ Molecular Weight ]:
260.330

[ Flash Point ]:
209.9±24.0 °C

[ Exact Mass ]:
260.173615

[ PSA ]:
90.65000

[ LogP ]:
2.15

[ Vapour Pressure ]:
0.0±1.0 mmHg at 25°C

[ Index of Refraction ]:
1.466

[ Storage condition ]:
2-8°C

[ Water Solubility ]:
<0.1 g/100 mL at 19.5 ºC

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: FB3325000

CHEMICAL NAME :: Carbamic acid, isopropyl-, 2-(hydroxymethyl)-2-methylpentyl ester carbamate (ester)

CAS REGISTRY NUMBER :: 78-44-4

BEILSTEIN REFERENCE NO. :: 1791537

LAST UPDATED :: 199806

DATA ITEMS CITED :: 12

MOLECULAR FORMULA :: C12-H24-N2-O4

MOLECULAR WEIGHT :: 260.38

WISWESSER LINE NOTATION :: ZVO1X3&1&1OVMY1&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1320 mg/kg

TOXIC EFFECTS :: Peripheral Nerve and Sensation - spastic paralysis with or without sensory change Behavioral - altered sleep time (including change in righting reflex) Lungs, Thorax, or Respiration - other changes

REFERENCE :: JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 127,66,1959

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 450 mg/kg

TOXIC EFFECTS :: Peripheral Nerve and Sensation - spastic paralysis with or without sensory change Behavioral - altered sleep time (including change in righting reflex) Lungs, Thorax, or Respiration - other changes

REFERENCE :: JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 127,66,1959

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 450 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: PSCBAY Psychopharmacology Service Center, Bulletin. (Bethesda, MD) V.1-3, 1961-65. For publisher information, see PSYBB9. Volume(issue)/page/year: 2,17,1963

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1800 mg/kg

TOXIC EFFECTS :: Behavioral - altered sleep time (including change in righting reflex) Behavioral - convulsions or effect on seizure threshold

REFERENCE :: ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 12,340,1962

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 800 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: AEPPAE Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. (Berlin, Ger.) V.110-253, 1925-66. For publisher information, see NSAPCC. Volume(issue)/page/year: 238,92,1960

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 165 mg/kg

TOXIC EFFECTS :: Peripheral Nerve and Sensation - spastic paralysis with or without sensory change Behavioral - altered sleep time (including change in righting reflex) Lungs, Thorax, or Respiration - other changes

REFERENCE :: JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 127,66,1959

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 124 mg/kg

TOXIC EFFECTS :: Sense Organs and Special Senses (Eye) - effect, not otherwise specified Behavioral - altered sleep time (including change in righting reflex) Behavioral - rigidity (including catalepsy)

REFERENCE :: IJNEAQ International Journal of Neuropharmacology. (New York, NY) V.1-8, 1962-69. For publisher information, see NEPHBW. Volume(issue)/page/year: 5,305,1966 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 126 gm/kg/15W-C

TOXIC EFFECTS :: Liver - changes in liver weight

REFERENCE :: TOXID9 Toxicologist. (Soc. of Toxicology, Inc., 475 Wolf Ledge Parkway, Akron, OH 44311) V.1- 1981- Volume(issue)/page/year: 12,197,1992 ** REPRODUCTIVE DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 277 gm/kg

SEX/DURATION :: male 15 week(s) pre-mating - 21 day(s) post-birth

TOXIC EFFECTS :: Reproductive - Maternal Effects - menstrual cycle changes or disorders Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight gain)

REFERENCE :: FAATDF Fundamental and Applied Toxicology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1981- Volume(issue)/page/year: 24,132,1995 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X4826 No. of Facilities: 62 (estimated) No. of Industries: 2 No. of Occupations: 7 No. of Employees: 2431 (estimated) No. of Female Employees: 1194 (estimated)

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H302

[ Precautionary Statements ]:
P301 + P312 + P330

[ Hazard Codes ]:
Xn: Harmful;

[ Risk Phrases ]:
R22

[ Safety Phrases ]:
S36

[ RIDADR ]:
NONH for all modes of transport

[ RTECS ]:
FB3325000

[ HS Code ]:
2924199090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2924199090

[ Summary ]:
2924199090. other acyclic amides (including acyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%