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3,3'-DIMETHOXY-4,4'-BIPHENYLENE DIISOCYANATE

CAS No.
91-93-0
Chemical Name:
3,3'-DIMETHOXY-4,4'-BIPHENYLENE DIISOCYANATE
Synonyms
dadi;nci-c02175;DIANSIDINE DIISOCYANATE;DIANISIDINE DIISOCYANATE;o-Dianisidine diisocyanate;DIMETHOXYBENZIDINEDIISOCYANATE;3,3’-dimethoxy-4,4’-diphenylylisocyanate;3,3'-BIANISOLE-4,4'-ISOCYANIC ACID ESTER;4,4'-DIISOCYANATO-3,3'-DIMETHOXYDIPHENYL;3,3'-DIMETHOXY-4,4'-BIPHENYL DIISOCYANATE
CBNumber:
CB5256767
Molecular Formula:
C16H12N2O4
Molecular Weight:
296.28
MDL Number:
MFCD00013847
MOL File:
91-93-0.mol
Last updated:2023-05-04 17:34:43

3,3'-DIMETHOXY-4,4'-BIPHENYLENE DIISOCYANATE Properties

Melting point 112-116 °C(lit.)
Boiling point 437.88°C (rough estimate)
Density 1.2288 (rough estimate)
refractive index 1.5800 (estimate)
Flash point 170 °F
Stability Stable, but air and water sensitive. Incompatible with strong oxidizing agents, strong acids.
FDA UNII 5AC9L5Y28Y
IARC 3 (Vol. 39, Sup 7) 1987
EPA Substance Registry System 3,3'-Dimethoxybenzidine-4,4'-diisocyanate (91-93-0)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS06
Signal word  Danger
Hazard statements  H331-H311-H301
Precautionary statements  P261-P271-P304+P340-P311-P321-P403+P233-P405-P501-P264-P270-P301+P310-P321-P330-P405-P501-P280-P302+P352-P312-P322-P361-P363-P405-P501
Hazard Codes  T
Risk Statements  23/24/25
Safety Statements  26-36-45
RIDADR  UN 2811 6.1/PG 2
WGK Germany  3
RTECS  NQ8800000

3,3'-DIMETHOXY-4,4'-BIPHENYLENE DIISOCYANATE price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
American Custom Chemicals Corporation CHM0137108 3,3'-DIMETHOXY-4,4'-BIPHENYLENE DIISOCYANATE 95.00% 91-93-0 10G $1207.29 2021-12-16 Buy
AHH MT-10116 3,3'-Dimethoxy-4,4'-biphenylenediisocyanate 98% 91-93-0 5g $322 2021-12-16 Buy
Product number Packaging Price Buy
CHM0137108 10G $1207.29 Buy
MT-10116 5g $322 Buy

3,3'-DIMETHOXY-4,4'-BIPHENYLENE DIISOCYANATE Chemical Properties,Uses,Production

Chemical Properties

grey to brown powder

Definition

ChEBI: 3,3'-Dimethoxybenzidine-4,4'-diisocyanate is a member of biphenyls.

General Description

Gray to brown powder or dark beige sandy powder. Melting point 112°C. Insoluble in water. Toxic by inhalation and ingestion. A skin irritant. Used in making plastics.

Air & Water Reactions

Insoluble in water.

Reactivity Profile

3,3'-DIMETHOXY-4,4'-BIPHENYLENE DIISOCYANATE may react with amines, aldehydes, alcohols, alkali metals, ketones, mercaptans, strong oxidizing agents, hydrides, phenols, and peroxides with vigorous releases of heat. May undergo polymerization reactions with acids and bases.

Fire Hazard

Flash point data for 3,3'-DIMETHOXY-4,4'-BIPHENYLENE DIISOCYANATE are not available; however, 3,3'-DIMETHOXY-4,4'-BIPHENYLENE DIISOCYANATE is probably combustible.

Safety Profile

Poison by intravenous route. A strong sensitizer. Questionable carcinogen with experimental carcinogenic data. When heated to decomposition it emits toxic fumes of NOx. See also CYANATES.

3,3'-DIMETHOXY-4,4'-BIPHENYLENE DIISOCYANATE Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 14)Suppliers
Supplier Tel Email Country ProdList Advantage
Finetech Industry Limited
+86-27-87465837 +8618971612321 info@finetechnology-ind.com China 9635 58
Energy Chemical 021-021-58432009 400-005-6266 sales8178@energy-chemical.com China 44751 61
Tianjin heowns Biochemical Technology Co., Ltd. 400 638 7771 sales@heowns.com China 14443 57
Finetech Industry Limited 027-87465837 19945049750 sales@finetechnology-ind.com China 9636 58
3,3’-dimethoxy-4,4’-biphenyleneisocyanicacidester 3,3’-dimethoxy-4,4’-biphenylylenediisocyanate 3,3’-dimethoxy-4,4’-biphenylyleneisocyanate 3,3’-dimethoxy-4,4’-biphenylyleneisocyanicacidester 3,3’-dimethoxy-4,4’-diphenylyleneisocyanate 3,3’-dimethoxy-4,4’-diphenylylisocyanate 4,4’-diisocyanato-3,3’-dimethoxy-1,1’-biphenyl 4,4’-diisocyanato-3,3’-dimethoxy-1’-biphenyl dadi isocyanicacid,3,3’-dimethoxy-4,4’-biphenyleneester DIANISIDINE DIISOCYANATE DIANSIDINE DIISOCYANATE 3,3'-DIMETHOXY-4,4'-BIPHENYL DIISOCYANATE 3,3'-DIMETHOXY-4,4'-BIPHENYLENE DIISOCYANATE 3,3'-DIMETHOXYBENZIDINE-4,4'-DIISOCYANATE 3,3'-BIANISOLE-4,4'-ISOCYANIC ACID ESTER 4,4'-DIISOCYANATO-3,3'-DIMETHOXYDIPHENYL 3,3-dimethoxybiphenyl-4,4-diyl diisocyanate 3,3'-DIMETHOXY-4,4'-BIPHENYLENE DIISO-CY ANATE, TECH., 85% DIMETHOXYBENZIDINEDIISOCYANATE o-Dianisidine diisocyanate (3,3'-Dimethoxy-1,1'-biphenyl-4,4'-diyl)bisisocyanate 3,3'-Bismethoxybiphenyl-4,4'-diyldiisocyanate isocyanicacid,3,3’-dimethoxy-4,4’-biphenylyleneester isocyanicacid,3,3’-dimethoxy-4,4’-diphenyleneester nci-c02175 1-isocyanato-4-(4-isocyanato-3-methoxy-phenyl)-2-methoxy-benzene 1-isocyanato-4-(4-isocyanato-3-methoxyphenyl)-2-methoxybenzene 1,1'-Biphenyl, 4,4'-diisocyanato-3,3'-dimethoxy- 91-93-0 -C6H3OCH3NCO2 Building Blocks ISOCYANATE Organic Building Blocks Nitrogen Compounds Isocyanates Isocyanates Nitrogen Compounds Organic Building Blocks