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4,4-Diaminodiphenylmethane

4,4-Diaminodiphenylmethane structure

CAS No:
101-77-9
Formula:
C13H14N2
Chemical Name:
4,4-Diaminodiphenylmethane
Synonyms:
Benzenamine,4,4′-methylenebis-;Aniline,4,4′-methylenedi-;Aniline,p,p′-methylenebis-;4,4′-Methylenebis[benzenamine];Bis(4-aminophenyl)methane;p,p′-Diaminodiphenylmethane;4,4′-Diaminodiphenylmethane;p,p′-Methylenedianiline;4,4′-Methylenedianiline;Tonox;Bis(p-aminophenyl)methane;4,4′-Methylenebis(aniline);Dianilinemethane;Diaminodiphenylmethane;Methylenedianiline;Epicure DDM;4,4′-Diphenylmethanediamine;HT 972;4-(p-Aminobenzyl)aniline;Di(4-aminophenyl)methane;Bis(aminophenyl)methane;4,4′-Methylenedibenzenamine;DDM;Araldite Hardener 972;Ancamine TL;Sumicure M;Araldite HT 972;Araldite Hardener HT 972;4-(4-Aminobenzyl)aniline;Acmex H 84BM;Araldite R 972;XU-HY 205;Ancamine 1692;Dianilinomethane;NSC 4709;Araldite HY 972;DAM;MDA 2200;DEH 50;Kayahard PT-AA;4,4′-Diaminodiphenylenemethane;Tonox MDA;4,4′-Diaminobiphenylmethane;4,4′-Methylenediphenylamine;MDA 100;4,4-Diaminodiphenylmethane;MDA;Amicure 101;4-(4-Aminobenzyl)benzenamine;4,4′-Diaminophenylmethane;Aradur HT 972GB;4,4′-Methylenebisbenzeneamine;Wanamine MDA;4-[(4-Aminophenyl)methyl]aniline;[4-(4-Aminobenzyl)phenyl]amine;DMA 100;Ancamine 1734;Xylink 311;K 6;28602-61-1;83712-44-1;120859-32-7;136601-30-4;148263-71-2
Categories:
Catalyst and Auxiliary > Antioxidants

Description

white to yellow or beige flakes or crystals 4,4’-Diaminodiphenylmethane is a pale yel- low crystalline solid (turns light brown on contact with air) with a faint amine-like odor.ChEBI: An aromatic amine that is diphenylmethane substituted at the 4-position of each benzene ring by an amino group.A tan flake or lump solid with a faint fishlike odor. May be toxic by inhalation or ingestion, and may be irritating to skin. Insoluble in water.

4,4-Diaminodiphenylmethane Basic Attributes

Molecular Weight：

198.26

Exact Mass：

198.26

BRN：

474706

EC Number：

202-974-4

HScode：

29215900

Characteristics

PSA：

XLogP3：

1.6

Appearance：

4,4'-diaminodiphenylmethane appears as a tan flake or lump solid with a faint fishlike odor. May be toxic by inhalation or ingestion, and may be irritating to skin. Insoluble in water.

Density：

1.056 g/cm³ @ Temp: 100 °C

Melting Point：

91.5-92 °C

Boiling Point：

398-399 °C @ Press: 768 Torr

Flash Point：

430 °F

Refractive Index：

1.5014 (estimate)

Water Solubility：

H2O: Slightly soluble . <0.1 g/100 mL at 19 ºC

Storage Conditions：

Storage site should be as close as practical to lab in which carcinogens are to be used, so that only small quantities required for expt need to be carried. Carcinogens should be kept in only one section of cupboard, an explosion-proof refrigerator or freezer (depending on chemicophysical properties ) that bears appropriate label. An inventory should be kept, showing quantity of carcinogen & date it was acquired Facilities for dispensing should be contiguous to storage area.

Vapor Pressure：

Vapour pressure, Pa at 197°C: 133

Vapor Density：

6.8

Toxicity：

Oral-rat LD50: 662 mg/kg; Oral-Mouse LD50: 745 mg/kg

Flammability characteristics：

Open flame is flammable; heat releases toxic nitrogen oxide gas

Odor：

Faint, amine-like odor

PH：

Weak base

Safety Information

Packing level：

III

Hazard category：

6.1

Transport codes：

UN 2651 6.1/PG 3

wgk germany：

hazard class code：

45-39/23/24/25-43-48/20/21/22-51/53-68

safety instructions：

53-45-61

RTECS Number：

BY5425000

Marks：

T,N

Storage features：

The warehouse is ventilated, low temperature and dry; stored and transported separately from food materials

Stability/Shelf Life：

OXIDIZES IN AIR; PALE YELLOW CRYSTALS TURN DARK COLOR WHEN EXPOSED TO AIR.

Precautionary statement(s)：

P201-P260-P273-P280-P308 + P313

Hazard Statements：

H317-H341-H350-H370-H373-H411

Toxicity

Toxicity class：

moderately toxic

4,4-Diaminodiphenylmethane Use and Manufacturing

As chemical intermediate in production of isocyanates and polyisocyantes for preparation of polyurethane foams, Spandex fibers; as curing agent for epoxy resins and urethane elastomers; in production of polyamides; in the determination of tungsten and sulfates; in preparation of azo dyes; as corrosion inhibitor.

Computed Properties

Molecular Weight:198.26
XLogP3:1.6
Hydrogen Bond Donor Count:2
Hydrogen Bond Acceptor Count:2
Rotatable Bond Count:2
Exact Mass:198.115698455
Monoisotopic Mass:198.115698455
Topological Polar Surface Area:52
Heavy Atom Count:15
Complexity:157
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

Material

Styrene

Sodium hydroxide

Calcium carbonate

Formaldehyde

Aniline

Hydrochloric acid

Downstream Products

Diphenylmethane diisocyanate

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Guide of 4,4-Diaminodiphenylmethane

Description
Basic Attributes
Characteristics
Safety Information
Toxicity
Use and Manufacturing
Computed Properties
Material
Downstream Products
Latest News
Learn More Other Chemicals

4,4-Diaminodiphenylmethane

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