M-OEA Manufacturer19900-65-3

by LEO LIN Sales of pharmaceutical intermediates

M-OEA Manufacturer19900-65-3 Araldite HY 350;C 100S (amine);H 256 (amine);HY 450;

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Polyurethane curing agent and chain extender
Polyurethane curing agent and chain extender
Polyurethane curing agent and chain extender
Polyurethane curing agent and chain extender
Polyurethane curing agent and chain extender

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Description
Quick Details

CAS No.: 19900-65-3

Boiling Point: 425.976 C at 760 mmHg

Flash Point: 253.252 C

Risk Codes: 22-40-50/53

Safety: 36/37-60-61

Assay: 95%MIN

Exterior: Clear Dark Liquid

Package: 200KG NET DRUM

Application: an excellent chain extender for elastomeric polyurethanes (PU) and also a

Specifications

Our production capacity of 4,4'-Methylenebis(2-ethylbenzenamine) (CAS 19900-65-3) is 500mt/year. And the chemical information of 4,4'-Methylenebis(2-ethylbenzenamine) is described in details as below.
1. Properties of 4,4'-Methylenebis(2-ethylbenzenamine) (CAS 19900-65-3)
(1)Molecular Weight: 254.37; (2)H bond acceptors: 2; (3)H bond donors: 4; (4)Freely Rotating Bonds: 6; (5)Index of Refraction: 1.612; (6)Molar Refractivity: 83.13 cm3; (7)Molar Volume: 239 cm3; (8)Surface Tension: 46.2 dyne/cm; (9)Density: 1.064 g/cm3; (10)Flash Point: 253.3 C; (11)Enthalpy of Vaporization: 68.07 kJ/mol; (12)Boiling Point: 426 C at 760 mmHg; (13)Vapour Pressure: 1.84E-07 mmHg at 25.

2. Structure Descriptors of 4,4'-Methylenebis(2-ethylbenzenamine) (CAS 19900-65-3)
(1)InChI=1S/C17H22N2/c1-3-14-10-12(5-7-16(14)18)9-13-6-8-17(19)15(4-2)11-13/h5-8,10-11H,3-4,9,18-19H2,1-2H3; (2)InChIKey=CBEVWPCAHIAUOD-UHFFFAOYSA-N;
(3)Smiles: Nc1ccc(cc1CC)Cc1cc(c(cc1)N)CC;

3. Safety Information of 4,4'-Methylenebis(2-ethylbenzenamine) (CAS NO.19900-65-3)
Hazard Codes: Xn,N
Risk Statements: 22-40-50/53
R22: Harmful if swallowed.
R40: Limited evidence of a carcinogenic effect.
R50/53: Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Statements: 36/37-60-61
S36/37: Wear suitable protective clothing and gloves.
S60: This material and its container must be disposed of as hazardous waste.
S61: Avoid release to the environment. Refer to special instructions / safety data sheets.
Mutation data reported. When heated to decomposition it emits toxic vapors of NOx.

4. Use of 4,4'-Methylenebis(2-ethylbenzenamine) (CAS NO.1990

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