cyanide

Modify Date: 2025-08-24 10:30:30

cyanide Structure
cyanide structure
Common Name cyanide
CAS Number 57-12-5 Molecular Weight 26.01740
Density 0.695g/cm3 Boiling Point 25.7ºC at 760mmHg
Molecular Formula CN- Melting Point N/A
MSDS N/A Flash Point N/A

 Names

Name cyanide
Synonym More Synonyms

 Chemical & Physical Properties

Density 0.695g/cm3
Boiling Point 25.7ºC at 760mmHg
Molecular Formula CN-
Molecular Weight 26.01740
Exact Mass 26.00310
PSA 23.79000
LogP 0.09638

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
GS7175000
CHEMICAL NAME :
Cyanide
CAS REGISTRY NUMBER :
57-12-5
LAST UPDATED :
199710
DATA ITEMS CITED :
31
MOLECULAR FORMULA :
C-N
MOLECULAR WEIGHT :
26.02
WISWESSER LINE NOTATION :
H CN

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
3 mg/kg
REFERENCE :
NATUAS Nature. (Nature Subscription Dept., POB 1018, Manasguan, NJ 08736) V.1- 1869- Volume(issue)/page/year: 228,1315,1970 *** REVIEWS *** TOXICOLOGY REVIEW CLCHAU Clinical Chemistry (Winston-Salem, NC). (American Assoc. for Clinical Chemistry, 1725 K St., NW, Washington, DC 20006) V.1- 1955- Volume(issue)/page/year: 19,361,1973 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 5 mg/m3 (skin) 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: 3,64,1971 OSHA PEL (Gen Indu):8H TWA 5 mg(CN)/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 5 mg(CN)/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 5 mg(CN)/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 5 mg(CN)/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 5 mg/m3;Skin JAN 1993 OEL-AUSTRALIA:TWA 5 mg/m3;Skin JAN 1993 OEL-AUSTRIA:TWA 5 mg/m3;Skin JAN 1993 OEL-DENMARK:TWA 5 mg/m3;Skin JAN 1993 OEL-FINLAND:TWA 5 mg/m3;STEL 10 mg/m3 JAN 1993 OEL-FRANCE:TWA 5 mg/m3;Skin JAN 1993 OEL-GERMANY:TWA 5 mg/m3;Skin JAN 1993 OEL-HUNGARY:TWA 0.3 mg/m3;STEL 0.6 mg/m3;Skin JAN 1993 OEL-INDIA:TWA 4 mg/m3;Skin JAN 1993 OEL-THE NETHERLANDS:TWA 5 mg/m3;Skin JAN 1993 OEL-THE PHILIPPINES:TWA 5 mg/m3;Skin JAN 1993 OEL-POLAND:TWA 0.3 mg/m3 JAN 1993 OEL-SWEDEN:STEL 5 mg/m3;Skin JAN 1993 OEL-SWITZERLAND:TWA 5 mg/m3;STEL 10 mg/m3;Skin JAN 1993 OEL-THAILAND:TWA 5 mg/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 5 mg/m3;Skin JAN 1993 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO CYANIDE-air:CL 4.7 ppm(CN)/10M REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992 NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X3010 No. of Facilities: 8 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 367 (estimated) No. of Female Employees: 120 (estimated)

 Safety Information

RIDADR UN 1588
Packaging Group II
Hazard Class 6.1(a)
HS Code 2926909090

 Synthetic Route

 Customs

HS Code 2926909090
Summary HS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

 Synonyms

Nitrile anion
Cyanure [French]
CYANIDE ION
Cyanide(1-)
Cyanide(1-) ion
Cyanide ions
Cyanide anion
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