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Merck
CN

117323

4,4′-Methylene-bis(2-chloroaniline)

85%

Synonym(s):

2,2′-Dichloro-4,4′-methylenedianiline, 4,4′-Diamino-3,3′-dichlorodiphenylmethane

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About This Item

Linear Formula:
CH2[C6H3(Cl)NH2]2
CAS Number:
101-14-4
Molecular Weight:
267.15
UNSPSC Code:
12162002
NACRES:
NA.23
PubChem Substance ID:
24847326
EC Number:
202-918-9
Beilstein/REAXYS Number:
1882318
MDL number:
MFCD00047829

Key Documents

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Product Name

4,4′-Methylene-bis(2-chloroaniline), 85%

InChI key

IBOFVQJTBBUKMU-UHFFFAOYSA-N

InChI

1S/C13H12Cl2N2/c14-10-6-8(1-3-12(10)16)5-9-2-4-13(17)11(15)7-9/h1-4,6-7H,5,16-17H2

SMILES string

Nc1ccc(Cc2ccc(N)c(Cl)c2)cc1Cl

assay

85%

form

solid

bp

202-214 °C/0.3 mmHg (lit.)

mp

102-107 °C (lit.)

Quality Level

100

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Related Categories

flash_point_c

113 °C - closed cup

signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B - Muta. 2

Storage Class

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

wgk

WGK 3

flash_point_f

235.4 °F - closed cup

Regulatory Information

危险化学品
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Certificates of Analysis (COA)

Lot/Batch Number
MKCZ4602
MKCW1243
02727DH
08107PA
03307MB

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C Keen et al.
Toxicology letters, 213(1), 3-8 (2011-04-20)
This is a follow up survey of exposure to 4,4'-methylene-bis(2-chloroaniline) (MbOCA) and isocyanates in the UK polyurethane industry. Urine samples (n=446) were collected from 90 different workers. MbOCA levels were below the limit of detection in 170 samples and 26
4,4'-Methylenebis(2-chloroaniline).
Report on carcinogens : carcinogen profiles, 12, 262-264 (2011-08-24)
Abid Dost et al.
Occupational medicine (Oxford, England), 59(6), 402-405 (2009-07-01)
To monitor the occurrence of cancer in a recently defined cohort of UK workers engaged in the manufacture of polyurethane elastomers using 4,4'-methylene-bis-ortho-chloroaniline. A cohort of 308 male production workers from seven factories have been enumerated. All employees had a
R E Savage et al.
Journal of occupational and environmental medicine, 40(2), 125-135 (1998-03-21)
Many bladder cancers are indolent, and since there are no biomarkers to predict progression, the prognosis is problematic. Utilizing an in vitro/in vivo human uroepithelial cell (SV-HUC.PC) transformation system, we investigated several molecular events occurring along the continuum of exposure
J Cocker et al.
International journal of hygiene and environmental health, 210(3-4), 383-386 (2007-02-27)
The UK Health and Safety Laboratory (HSL) provides research and analytical support to the Health and Safety Executive, other Government Departments and employers. In the area of biomonitoring HSL conducts research studies and provides an analytical service for regular surveillance
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