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135267

Sigma-Aldrich

Bromochloromethane

contains 100 ppm BHT as inhibitor, ≥99.5%

Synonym(s):

Chlorobromomethane

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About This Item

Linear Formula:
BrCH2Cl
CAS Number:
74-97-5
Molecular Weight:
129.38
Beilstein/REAXYS Number:
1730801
EC Number:
200-826-3
MDL number:
MFCD00000880
UNSPSC Code:
12352100
PubChem Substance ID:
24848073
NACRES:
NA.22

vapor density

4.5 (vs air)

Quality Level

200

vapor pressure

117 mmHg ( 20 °C)

assay

≥99.5%

form

liquid

may contain

100 ppm BHT as inhibitor

refractive index

n20/D 1.482 (lit.)

bp

68 °C (lit.)

mp

−88 °C (lit.)

density

1.991 g/mL at 25 °C (lit.)

SMILES string

ClCBr

InChI

1S/CH2BrCl/c2-1-3/h1H2

InChI key

JPOXNPPZZKNXOV-UHFFFAOYSA-N

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General description

Bromochloromethane is a by-product of disinfection of water by chlorination. It has potential antimethanogenic activity and reduces rumen methane production in dairy goats.

Application

Bromochloromethane was used in the synthesis and characterization of poly(methylene dicarboxylates).

pictograms

CorrosionExclamation mark
GHS05,GHS07

signalword

Danger

Hazard Classifications

Acute Tox. 4 Inhalation - Eye Dam. 1 - Ozone 1 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type ABEK (EN14387) respirator filter

Certificates of Analysis (COA)

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Synthesis and characterization of linear aliphatic poly (methylene dicarboxylate) s from caesium dicarboxylates and bromochloromethane.
Cimecioglu AL and East GC.
Makromol. Chem., 10(7), 319-324 (1989)
W S Cuello et al.
Journal of toxicology, 2012, 629781-629781 (2012-06-22)
Bromochloromethane (BCM) is a volatile compound and a by-product of disinfection of water by chlorination. Physiologically based pharmacokinetic (PBPK) models are used in risk assessment applications. An updated PBPK model for BCM is generated and applied to hypotheses testing calibrated
Leticia Abecia et al.
Frontiers in microbiology, 9, 2227-2227 (2018-10-26)
This work aimed to gain insight into the transition from milk to solid feeding at weaning combining genomics and metabolomics on rumen contents from goat kids treated with a methanogenic inhibitor (bromochloromethane, BCM). Sixteen goats giving birth to two kids
G W Jepson et al.
Toxicology and applied pharmacology, 144(2), 315-324 (1997-06-01)
Dermal absorption of organic chemicals from aqueous solutions are a concern in both the workplace and the home. Organic chemicals are generally not very soluble in water and the exposure may never reach steady state because the concentration of chemical
J N McDougal et al.
Toxicology and applied pharmacology, 79(1), 150-158 (1985-06-15)
The dermal absorption of dibromomethane (DBM) and bromochloromethane (BCM) vapors was studied in rats placed in a specially designed chamber incorporating individual respiratory protection to avoid pulmonary uptake. Exposures (DBM: 500 to 10,000 ppm; BCM: 2500 to 40,000 ppm) lasted
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Protocols

US EPA Method 8260: GC Analysis of Volatiles on SPB®-624 after Purge & Trap using "K" Trap, Fast GC Analysis

US EPA Method 8260 describes the analysis of volatile organic compounds in solid wastes and ground waters. This application illustrates the analysis of many compounds commonly analyzed by this method using purge and trap coupled to GC-MS.

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