CAS 2818-88-4|2-Methylbenzoselenazole

Introduction:Basic information about CAS 2818-88-4|2-Methylbenzoselenazole, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
Common Name2-Methylbenzoselenazole
CAS Number2818-88-4Molecular Weight196.10800
Density/Boiling Point140 °C51 mm Hg(lit.)
Molecular FormulaC8H7NSeMelting Point28.5-30 °C(lit.)
MSDS/Flash Point>230 °F

Names

Name2-methyl-1,3-benzoselenazole
SynonymMore Synonyms

Chemical & Physical Properties

Boiling Point140 °C51 mm Hg(lit.)
Melting Point28.5-30 °C(lit.)
Molecular FormulaC8H7NSe
Molecular Weight196.10800
Flash Point>230 °F
Exact Mass196.97400
PSA12.89000
LogP1.60020
Vapour Pressure0.0901mmHg at 25°C
Index of Refractionn20/D 1.652(lit.)
InChIKeyVYFYELQQECQPHU-UHFFFAOYSA-N
SMILESCc1nc2ccccc2[se]1

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DK7700000
CHEMICAL NAME :
Benzoselenazole, 2-methyl-
CAS REGISTRY NUMBER :
2818-88-4
BEILSTEIN REFERENCE NO. :
0112836
LAST UPDATED :
199712
DATA ITEMS CITED :
27
MOLECULAR FORMULA :
C8-H7-N-Se
MOLECULAR WEIGHT :
196.12
WISWESSER LINE NOTATION :
T56 BN D-SE-J C1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1283,1986
TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1283,1986 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
471 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1283,1986
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
140 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#05958 *** 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

Hazard CodesT: Toxic;N: Dangerous for the environment;
Risk PhrasesR23/25;R33;R50/53
Safety PhrasesS20/21-S28-S45-S60-S61-S28A
RIDADRUN 3077 9/PG 3
WGK Germany3
RTECSDK7700000
Packaging GroupIII
Hazard Class6.1(b)
HS Code2927000090

Customs

HS Code2927000090
Summary2927000090 other diazo-, azo- or azoxy-compounds。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Synonyms

EINECS 220-577-4
2-methylbenzo-1,3-selenazole
2-Methyl-benzoselenicazole
2-Methylbenzoselenazol
2-Methylbenzselenazol [Czech]
methyl-2 benzoselenazole
MFCD00005557
2-Methylbenzselenazole
BENZOSELENAZOLE,2-METHYL
2-Methylbenzoselenazole
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