Cyanogen bromide

Names

[ CAS No. ]:
506-68-3

[ Name ]:
Cyanogen bromide

[Synonym ]:
carbononitridic bromide
Cyanogen bromide
bromure cyanic
Bromocyanide
Cyanicbromid
EINECS 208-051-2
Cyanic bromide
MFCD00011597

Chemical & Physical Properties

[ Density]:
2.1±0.1 g/cm3

[ Boiling Point ]:
61.5±9.0 °C at 760 mmHg

[ Melting Point ]:
50-53 °C(lit.)

[ Molecular Formula ]:
CBrN

[ Molecular Weight ]:
105.921

[ Flash Point ]:
-9.0±18.7 °C

[ Exact Mass ]:
104.921402

[ PSA ]:
23.79000

[ LogP ]:
0.85

[ Vapour density ]:
3.65 (vs air)

[ Vapour Pressure ]:
184.9±0.1 mmHg at 25°C

[ Index of Refraction ]:
1.467

[ Stability ]:
Stable. Reacts violently with water and with mineral and organic acids.

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GT2100000

CHEMICAL NAME :: Cyanogen bromide

CAS REGISTRY NUMBER :: 506-68-3

BEILSTEIN REFERENCE NO. :: 1697296

LAST UPDATED :: 199710

DATA ITEMS CITED :: 7

MOLECULAR FORMULA :: C-Br-N

MOLECULAR WEIGHT :: 105.93

WISWESSER LINE NOTATION :: E CN

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LCLo - Lowest published lethal concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Human

DOSE/DURATION :: 92 ppm/10M

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

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: PB214-270

TYPE OF TEST :: LCLo - Lowest published lethal concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 500 mg/m3/10M

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

REFERENCE :: NDRC** National Defense Research Committee, Office of Scientific Research and Development, Progress Report. Volume(issue)/page/year: No.9-4-1-9,1943 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 84594 No. of Facilities: 231 (estimated) No. of Industries: 4 No. of Occupations: 4 No. of Employees: 2222 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 84594 No. of Facilities: 54 (estimated) No. of Industries: 3 No. of Occupations: 5 No. of Employees: 2172 (estimated) No. of Female Employees: 605 (estimated)

Safety Information

[ Symbol ]:

GHS05, GHS06, GHS09

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H300 + H310 + H330-H314-H410

[ Supplemental HS ]:
Contact with acids liberates very toxic gas.

[ Precautionary Statements ]:
P260-P264-P273-P280-P284-P301 + P310

[ Personal Protective Equipment ]:
Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges

[ Hazard Codes ]:
T+:Verytoxic;N:Dangerous for the environment;

[ Risk Phrases ]:
R26/27/28;R34;R40;R50/53

[ Safety Phrases ]:
S53-S28-S36/37/39-S45-S60-S61-S26-S16

[ RIDADR ]:
UN 3390 6.1/PG 1

[ WGK Germany ]:
3

[ RTECS ]:
GT2100000

[ Packaging Group ]:
I

[ Hazard Class ]:
6.1

[ HS Code ]:
2853009021

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2853009021

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