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Merck
CN

369500

4,4′-Methylenebis(2-methylcyclohexylamine), mixture of isomers

99%

Synonym(s):

2,2′-Dimethyl-4,4′-methylenebis(cyclohexylamine), 3,3′-Dimethyl-4,4′-diaminodicyclohexylmethane, 4,4′-Diamino-3,3′-dimethyldicyclohexylmethane, Bis(3-methyl-4-aminocyclohexyl)methane, DMDC, Dimethyldicykan

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About This Item

Linear Formula:
CH2[C6H9(CH3)NH2]2
CAS Number:
6864-37-5
Molecular Weight:
238.41
NACRES:
NA.22
PubChem Substance ID:
24862980
UNSPSC Code:
12352100
EC Number:
229-962-1
MDL number:
MFCD00075535
Assay:
99%
Form:
liquid

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InChI key

IGSBHTZEJMPDSZ-UHFFFAOYSA-N

InChI

1S/C15H30N2/c1-10-7-12(3-5-14(10)16)9-13-4-6-15(17)11(2)8-13/h10-15H,3-9,16-17H2,1-2H3

SMILES string

CC1CC(CCC1N)CC2CCC(N)C(C)C2

assay

99%

form

liquid

refractive index

n20/D 1.499 (lit.)

bp

93-100 °C (lit.)

density

0.94 g/mL at 25 °C (lit.)

Quality Level

100

Related Categories

General description

4,4′-Methylenebis(2-methylcyclohexylamine) is an alicyclic diamine.

Application

4,4′-Methylenebis(2-methylcyclohexylamine) (MMCA) may be used:
  • in the synthesis of fully aliphatic polyimides
  • in the synthesis of fully aliphatic polyimide-siloxanes (APISiO)
  • to prepare epoxy resin with trimethylolpropane triglycidyl ether, used for the characterization of the structural organization in dragline silk by transmission X-ray microscopy (STXM).

signalword

Danger

Hazard Classifications

Acute Tox. 2 Inhalation - Acute Tox. 3 Dermal - Acute Tox. 4 Oral - Aquatic Chronic 2 - Skin Corr. 1A

Storage Class

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk

WGK 3

flash_point_f

343.4 °F - closed cup

flash_point_c

173 °C - closed cup

ppe

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter

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Certificates of Analysis (COA)

Lot/Batch Number
MKCV8615
MKCR9373
MKBW3808V
MKBT8601V
MKBS6552V

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T Shibata et al.
Virchows Archiv. A, Pathological anatomy and histopathology, 417(3), 203-212 (1990-01-01)
Repeated oral administration of an amine-curing agent for epoxy resin, bis(4-amino-3-methylcyclohexyl)methane, gave rise to severe damage in the choroid plexus of rat brain. The damaged epithelium presented varying degrees of swelling and hydropic vacuolation on light microscopy, and varying numbers
Marie-Eve Rousseau et al.
Journal of the American Chemical Society, 129(13), 3897-3905 (2007-03-14)
Nephila clavipes dragline silk microstructure has been investigated by scanning transmission X-ray microscopy (STXM), a technique that allows quantitative mapping of the level of orientation of the peptide groups at high spatial resolution (<50 nm). Maps of the orientation parameter
U F Haustein et al.
Dermatosen in Beruf und Umwelt. Occupation and environment, 34(3), 61-67 (1986-05-01)
For the stimulation of research on scleroderma and the prophylaxis of occupational scleroderma-like diseases and the prevention of iatrogenic injuries, respect., it is important to know the inducing environmental substances. Plastics (vinyl chloride, epoxy resins), solvents (chlorinated, aromatic and aliphatic
S Ohshima et al.
The Journal of toxicological sciences, 11(2), 79-93 (1986-05-01)
Amine-curing agent for epoxy resin, bis(4-amino-3-methyl-cyclohexyl)methane (commercial name; Laromin C) has been suspected to have induced in the workers some toxic signs such as collagen disease like scleroderma or polymyositis. Subacute toxicity of this agent was studied in rats following
H Ishikawa et al.
Dermatologica, 161(3), 145-151 (1980-01-01)
The presence of sclerosis-inducing glycosaminoglycan in the skin was confirmed in an experimental skin sclerosis induced by a chemical compound. An experimental skin sclerosis was first produced in the mouse with bis(4-amino-3-methylcyclohexyl)methane. Out of glycosaminoglycans isolated from the slightly changed
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