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2,1,3-Benzoselenadiazole,5,6-dimethyl-

Names

[ CAS No. ]:
2626-34-8

[ Name ]:
2,1,3-Benzoselenadiazole,5,6-dimethyl-

[Synonym ]:
5,1,3-benzoselenodiazole
2,1,3-Benzoselenadiazole,5,6-dimethyl
5,6-Dimethyl-benzo-2,1,3-selenadiazol
4,5-Dimethyl-benzoselenodiazol
5,6-dimethylbenzo-2,1,3-selenadiazole
5,6-Dimethyl-2,1,3-benzoselenodiazol
5,6-DIMETHYL-BENZO(1,2,5)SELENADIAZOLE
5,6-Dimethyl-2,1,3-benzoselenodiazole

Chemical & Physical Properties

[ Boiling Point ]:
291.4ºC at 760mmHg

[ Molecular Formula ]:
C8H8N2Se

[ Molecular Weight ]:
211.12300

[ Flash Point ]:
130ºC

[ Exact Mass ]:
211.98500

[ PSA ]:
25.78000

[ LogP ]:
1.30360

[ Vapour Pressure ]:
0.00342mmHg at 25°C

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DK7400000
CHEMICAL NAME :
2,1,3-Benzoselenadiazole, 5,6-dimethyl-
CAS REGISTRY NUMBER :
2626-34-8
LAST UPDATED :
199712
DATA ITEMS CITED :
23
MOLECULAR FORMULA :
C8-H8-N2-Se
MOLECULAR WEIGHT :
211.14
WISWESSER LINE NOTATION :
T56 BN-SE-NJ G1 H1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
56 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#02249 *** REVIEWS *** ACGIH TLV-TWA 0.2 mg(Se)/m3 DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 0.2 mg(Se)/m3 DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: 3,224,1971 OSHA PEL (Gen Indu):8H TWA 0.2 mg(Se)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 0.2 mg(Se)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 0.2 mg(Se)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 0.2 mg(Se)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-ARAB Republic of Egypt:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-AUSTRALIA:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-BELGIUM:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-DENMARK:TWA 0.1 mg(Se)/m3 JAN 1993 OEL-FINLAND:TWA 0.1 mg(Se)/m3;STEL 0.3 mg(Se)/m3 JAN 1993 OEL-GERMANY:TWA 0.1 mg(Se)/m3 JAN 1993 OEL-HUNGARY:STEL 0.1 mg(Se)/m3 JAN 1993 OEL-THE NETHERLANDS:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-THE PHILIPPINES:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-POLAND:TWA 0.1 mg(Se)/m3 JAN 1993 OEL-SWEDEN:TWA 0.1 mg(Se)/m3 JAN 1993 OEL-SWITZERLAND:TWA 0.1 mg(Se)/m3 JAN 1993 OEL-TURKEY:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 0.1 mg(Se)/m3 JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV

Safety Information

[ HS Code ]:
2902909090

Synthetic Route

Precursor & DownStream

Customs

[ HS Code ]: 2902909090

[ Summary ]:
2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%


Related Compounds