Clonazepam
Controlled Substances
Names
[ CAS No. ]:
1622-61-3
[ Name ]:
Clonazepam
[Synonym ]:
Klonopin
Rivotri
RO4023
Rivotril
Clonazepam
ro4-8180
Landsen
ro5-4023
MFCD00057746
Clonopin
5-(2-Chlorophenyl)-7-nitro-3H-1,4-benzodiazepin-2(1H)-one
Ribotril
EINECS 216-596-2
Sentil
Chemical & Physical Properties
[ Melting Point ]:
236.5-238.50C
[ Molecular Formula ]:
C15H10ClN3O3
[ Molecular Weight ]:
315.71100
[ Flash Point ]:
11 °C
[ Exact Mass ]:
315.04100
[ PSA ]:
87.28000
[ LogP ]:
3.13450
[ Storage condition ]:
2-8°C
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- DF2100000
- CHEMICAL NAME :
- 2-H-1,4-Benzodiazepin-2-one, 5-(o-chlorophenyl)-1,3-dihydro-7-nitro-
- CAS REGISTRY NUMBER :
- 1622-61-3
- BEILSTEIN REFERENCE NO. :
- 0759557
- LAST UPDATED :
- 199706
- DATA ITEMS CITED :
- 16
- MOLECULAR FORMULA :
- C15-H10-Cl-N3-O3
- MOLECULAR WEIGHT :
- 315.73
- WISWESSER LINE NOTATION :
- T67 GMV JN IHJ CNW KR BG
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Human - man
- DOSE/DURATION :
- 21 mg/kg/26W-I
- TOXIC EFFECTS :
- Peripheral Nerve and Sensation - fasciculations
- REFERENCE :
- PGMJAO Postgraduate Medical Journal. (Blackwell Scientific Pub. Ltd., POB 88, Oxford, UK) V.1- 1925- Volume(issue)/page/year: 63,311,1987
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Human - man
- DOSE/DURATION :
- 1329 ug/kg/31D-I
- TOXIC EFFECTS :
- Liver - liver function tests impaired
- REFERENCE :
- AJGAAR American Journal of Gastroenterology. (American College of Gastroenterology, Inc., 428 E. Preston St., Baltimore, MD 21202) V.21- 1954- Volume(issue)/page/year: 83,576,1988
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- >15 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo, Japan) Volume(issue)/page/year: 6,235,1982
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 14200 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 11,811,1980
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- >10 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo, Japan) Volume(issue)/page/year: 6,235,1982
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 2 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- PJPPAA Polish Journal of Pharmacology and Pharmacy. (ARS Polona, POB 1001, 00-068 Warsaw 1, Poland) V.25- 1973- Volume(issue)/page/year: 35,77,1983
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 13300 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 11,811,1980
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- >10 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo, Japan) Volume(issue)/page/year: 6,235,1982
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- >18 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 11,811,1980 ** OTHER MULTIPLE DOSE TOXICITY DATA **
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 7280 mg/kg/26W-I
- TOXIC EFFECTS :
- Brain and Coverings - changes in brain weight Kidney, Ureter, Bladder - changes in bladder weight Endocrine - changes in thyroid weight
- REFERENCE :
- YACHDS Yakuri to Chiryo. Pharmacology and Therapeutics. (Raifu Saiensu Shuppan K.K., 2-5-13, Yaesu, Chuo-ku, Tokyo 104, Japan) V.1- 1972- Volume(issue)/page/year: 4,1441,1976 ** REPRODUCTIVE DATA **
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Subcutaneous
- DOSE :
- 1750 ug/kg
- SEX/DURATION :
- female 14-20 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Effects on Newborn - biochemical and metabolic
- REFERENCE :
- LIFSAK Life Sciences. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.1-8, 1962-69; V.14- 1974- Volume(issue)/page/year: 44,493,1989
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 3300 ug/kg
- SEX/DURATION :
- female 6-16 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Specific Developmental Abnormalities - Central Nervous System
- REFERENCE :
- TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 40,365,1977
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Subcutaneous
- DOSE :
- 8 mg/kg
- SEX/DURATION :
- female 9 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Effects on Embryo or Fetus - fetal death Reproductive - Specific Developmental Abnormalities - Central Nervous System
- REFERENCE :
- DGDFA5 Development, Growth & Differentiation. (Japan Pub. Trading Co. (USA), 1255 Howard St., San Francisco, CA 94103) V.11- 1969- Volume(issue)/page/year: 22,61,1980
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 24 mg/kg
- SEX/DURATION :
- female 6-13 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) Reproductive - Specific Developmental Abnormalities - musculoskeletal system
- REFERENCE :
- YACHDS Yakuri to Chiryo. Pharmacology and Therapeutics. (Raifu Saiensu Shuppan K.K., 2-5-13, Yaesu, Chuo-ku, Tokyo 104, Japan) V.1- 1972- Volume(issue)/page/year: 5,2457,1977 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X5401 No. of Facilities: 46 (estimated) No. of Industries: 1 No. of Occupations: 3 No. of Employees: 998 (estimated) No. of Female Employees: 546 (estimated)
Safety Information
[ Symbol ]:
GHS02, GHS06, GHS08
[ Signal Word ]:
Danger
[ Hazard Statements ]:
H225-H301 + H311 + H331-H370
[ Precautionary Statements ]:
P210-P260-P280-P301 + P310-P311
[ Personal Protective Equipment ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
[ Hazard Codes ]:
F,T
[ Risk Phrases ]:
R11:Highly Flammable. R23/24/25:Toxic by inhalation, in contact with skin and if swallowed . R39/23/24/25:Toxic: danger of very serious irreversible effects through inhalation, in contact with skin and if swallowed .
[ Safety Phrases ]:
S7-S16-S36/37-S45-S24/25-S22
[ RIDADR ]:
UN 1230 3/PG 2
[ WGK Germany ]:
2
[ RTECS ]:
DF2100000
[ Packaging Group ]:
III
[ Hazard Class ]:
6.1(b)