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3,3'-Dichlorodiphenyl 4,4'-diisocyanate

3,3'-Dichlorodiphenyl 4,4'-diisocyanate structure

CAS No.: 5331-87-3

Chemical Name:: 3,3'-Dichlorodiphenyl 4,4'-diisocyanate

Synonyms: Dichlorodiphenyldiisocyanate;3,3'-Dichloro-4,4'-diisocyanatobiphenyl;3,3'-DICHLOROBIPHENYL 4,4'-DIISOCYANATE;3,3'-Dichlorodiphenyl 4,4'-diisocyanate;3,3'-Dichloro-4,4'-diisocyanatobiphenyl>3,3'-Dichlorobiphenyl-4,4'-diyl Diisocyanate;3,3-DICHLORODIPHENYL 4,4''-DIISOCYANATE 95+%;3,3'-Dichloro-4,4'-diisocyanato-1,1'-biphenyl;1,1'-Biphenyl, 3,3'-dichloro-4,4'-diisocyanato-;3,3′-Dichloro-4,4′-diisocyanatobiphenyl, CAS 5331-87-3

CBNumber:: CB4320773

Molecular Formula:: C14H6Cl2N2O2

Molecular Weight:: 305.12

MDL Number:: MFCD00059591

MOL File:: 5331-87-3.mol

MSDS File:: SDS

Last updated:2026-09-12 18:52:44

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3,3'-Dichlorodiphenyl 4,4'-diisocyanate Properties

Melting point	168 °C
Boiling point	407.3±45.0 °C(Predicted)
Density	1.36±0.1 g/cm3(Predicted)
storage temp.	0-10°C
solubility	slightly sol. in Toluene
form	powder to crystal
color	White to Light yellow

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS06,GHS07

Signal word

Danger

Hazard statements

H301+H331-H315-H319-H335

Precautionary statements

P261-P264-P270-P271-P280-P301+P310+P330-P302+P352+P332+P313+P362+P364-P304+P340+P311-P305+P351+P338+P337+P313-P403+P233-P405-P501

RIDADR

2811

HS Code

2929.10.8090

HazardClass

6.1

PackingGroup

III

NFPA 704

	0
2		0

3,3'-Dichlorodiphenyl 4,4'-diisocyanate price More Price(9)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
TCI Chemical	D1541	3,3'-Dichloro-4,4'-diisocyanatobiphenyl >95.0%(T)	5331-87-3	5g	$207	2024-03-01	Buy
TCI Chemical	D1541	3,3'-Dichloro-4,4'-diisocyanatobiphenyl >95.0%(T)	5331-87-3	25g	$602	2024-03-01	Buy
aablocks	AA003I9Y	3,3'-Dichlorodiphenyl 4,4'-diisocyanate 95%	5331-87-3	1g	$107	2026-05-28	Buy
aablocks	AA003I9Y	3,3'-Dichlorodiphenyl 4,4'-diisocyanate 95%	5331-87-3	5g	$307	2026-05-28	Buy
aablocks	AA003I9Y	3,3'-Dichlorodiphenyl 4,4'-diisocyanate 95%	5331-87-3	10g	$452	2026-05-28	Buy

Product number	Packaging	Price	Buy
D1541	5g	$207	Buy
D1541	25g	$602	Buy
AA003I9Y	1g	$107	Buy
AA003I9Y	5g	$307	Buy
AA003I9Y	10g	$452	Buy

3,3'-Dichlorodiphenyl 4,4'-diisocyanate Chemical Properties, Uses, Production

3,3'-Dichlorodiphenyl 4,4'-diisocyanate Preparation Products And Raw materials

Raw materials

3,3'-Dichlorobenzidine Triphosgene

Preparation Products

3,3'-Dichlorodiphenyl 4,4'-diisocyanate Suppliers

Global Suppliers ( 34)

Supplier	Tel	Email	Country	ProdList	Advantage
J & K SCIENTIFIC LTD.	18210857532 18210857532	jkinfo@jkchemical.com	China	96815	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	4006356688 18621169109	market03@meryer.com	China	40202	62
TCI (Shanghai) Development Co., Ltd.	021-67121386	Sales-CN@TCIchemicals.com	China	24512	81
Energy Chemical	400-0056266	sales8178@energy-chemical.com	China	44850	61
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.	025-66113011 13913916777	cfzhang@aikonchem.com	China	19902	55
TOKYO CHEMICAL INDUSTRY CO., LTD.	03-36680489	Sales-JP@TCIchemicals.com	Japan	28364	80
TCI Europe	320-37350700	sales@tcieurope.eu	Europe	23654	75
TCI AMERICA	800-4238616	sales@tciamerica.com	Americas	23636	75
9ding chemical ( Shanghai) Limited	4009209199	sales@9dingchem.com	China	22497	55
Shanghai Xingui Biotechnology Co., Ltd.	15121041756	xingui2022@126.com	China	9954	58

Supplier	Advantage
J & K SCIENTIFIC LTD.	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	62
TCI (Shanghai) Development Co., Ltd.	81
Energy Chemical	61
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.	55
TOKYO CHEMICAL INDUSTRY CO., LTD.	80
TCI Europe	75
TCI AMERICA	75
9ding chemical ( Shanghai) Limited	55
Shanghai Xingui Biotechnology Co., Ltd.	58

5331-87-3 (3,3'-Dichlorodiphenyl 4,4'-diisocyanate) Related Search:

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3,3'-Dichlorobiphenyl P-TOLYL ISOCYANATE 3,3'-Dichlorobenzidine Benzidine dihydrochloride 2-Chlorophenyl isocyanate

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3,3'-DICHLOROBIPHENYL 4,4'-DIISOCYANATE 3,3-DICHLORODIPHENYL 4,4''-DIISOCYANATE 95+% 3,3'-Dichloro-4,4'-diisocyanato-1,1'-biphenyl 2-chloro-4-(3-chloro-4-isocyanato-phenyl)-1-isocyanato-benzene 2-chloro-4-(3-chloro-4-isocyanatophenyl)-1-isocyanatobenzene 3,3'-Dichlorobiphenyl-4,4'-diyl Diisocyanate Dichlorodiphenyldiisocyanate 3,3'-Dichloro-4,4'-diisocyanatobiphenyl> 1,1'-Biphenyl, 3,3'-dichloro-4,4'-diisocyanato- 3,3'-Dichloro-4,4'-diisocyanatobiphenyl 3,3′-Dichloro-4,4′-diisocyanatobiphenyl, CAS 5331-87-3 3,3'-Dichlorodiphenyl 4,4'-diisocyanate 5331-87-3 C14H6Cl2N2O2