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CI 37235

CI 37235 structure

CAS No.: 91-91-8

Chemical Name:: CI 37235

Synonyms: CI 37235;FAST BLUE;BLUE B SALT;BLEU B BASE;CI NO 37235;DIAZO BLUE B;FastsaltblueB;Blue BNS salt;FAST BLUE SALT B;FAST BLUE BASE B

CBNumber:: CB1286591

Molecular Formula:: C14H12Cl2N4O2

Molecular Weight:: 339.18

MDL Number:

MOL File:: 91-91-8.mol

Last updated:2026-05-27 23:24:51

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CI 37235 Properties

solubility	Methanol (Slightly, Sonicated), Water (Slightly)
Colour Index	37235
form	Solid
color	Very Dark Blue to Black
CAS DataBase Reference	91-91-8
EPA Substance Registry System	[1,1'-Biphenyl]-4,4'-bis(diazonium), 3,3'-dimethoxy-, dichloride (91-91-8)

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS07,GHS08,GHS09
Signal word	Danger
Hazard statements	H302+H312+H332-H315-H319-H335-H341-H361-H370-H372-H410
Precautionary statements	P201-P202-P260-P264-P270-P271-P273-P280-P301+P312+P330-P302+P352+P312+P362+P364-P304+P340+P312-P305+P351+P338+P337+P313-P307+P311-P391-P403+P233-P405-P501
Safety Statements	22-24/25
RIDADR	3077
TSCA	TSCA listed

CI 37235 price More Price(10)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
TCI Chemical	F0093	Azoic Diazo Component 48	91-91-8	25g	$175	2021-12-16	Buy
TRC	TRC-D417290-5G	Diazo Blue B	91-91-8	5g	$326	2026-06-03	Buy
TRC	TRC-D417290-1G	Diazo Blue B	91-91-8	1g	$92	2026-06-03	Buy
aablocks	AA003NVG	[1,1'-Biphenyl]-4,4'-bis(diazonium), 3,3'-dimethoxy-, dichloride ≥95%	91-91-8	1g	$28	2026-05-28	Buy
aablocks	AA003NVG	[1,1'-Biphenyl]-4,4'-bis(diazonium), 3,3'-dimethoxy-, dichloride ≥95%	91-91-8	5g	$100	2026-05-28	Buy

Product number	Packaging	Price	Buy
F0093	25g	$175	Buy
TRC-D417290-5G	5g	$326	Buy
TRC-D417290-1G	1g	$92	Buy
AA003NVG	1g	$28	Buy
AA003NVG	5g	$100	Buy

CI 37235 Chemical Properties,Uses,Production

Uses

Diazo Blue B is used as a reagent in the test for determination of various compounds such as proteins and enzymes (Diazo Blue Test DBB).

CI 37235 Preparation Products And Raw materials

Raw materials

Preparation Products

CI 37235 Suppliers

Global( 39)Suppliers

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
Shandong Xiya Chemical Co., Ltd	13355009207 13355009207	3007715519@qq.com	China	18722	57
Maya High Purity Chemicals	+86 (573) 82222445 (0)18006601000 452520369	sales@maya-r.com	China	11693	57
TCI AMERICA	800-4238616	sales@tciamerica.com	Americas	23636	75
9ding chemical ( Shanghai) Limited	4009209199	sales@9dingchem.com	China	22497	55
Shanghai YuanYe Biotechnology Co., Ltd.	15026964105	2881489226@qq.com	China	89667	60
Amadis Chemical Company Limited	571-89925085	sales@amadischem.com	China	131885	58

Supplier	Advantage
J & K SCIENTIFIC LTD.	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	62
TCI (Shanghai) Development Co., Ltd.	81
Energy Chemical	61
Shandong Xiya Chemical Co., Ltd	57
Maya High Purity Chemicals	57
TCI AMERICA	75
9ding chemical ( Shanghai) Limited	55
Shanghai YuanYe Biotechnology Co., Ltd.	60
Amadis Chemical Company Limited	58

View Lastest Price from CI 37235 manufacturers

Image	Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
	2025-12-24	Diazo Blue B 91-91-8		1KG	99.0%	1000KG	Shaanxi Dideu Medichem Co. Ltd

Diazo Blue B
91-91-8
99.0%
Shaanxi Dideu Medichem Co. Ltd

91-91-8(CI 37235)Related Search:

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O-DIANISIDINE DIAZOTATE O-DIANISIDINE TETRAZOLIZED NAPHTHANIL DIAZO BLUE B SALT NAPHTHANIL DIAZO BLUE B AZOIC DIAZO COMPONENT 48 AZOIC DIAZO NO 48 BRENTAMINE FAST BLUE B SALT BLEU B BASE BLUE B SALT FAST BLUE SALT B FAST BLUE FAST BLUE BASE B FAST BLUE B SALT FAST BLUE B FLUOROBORATE CI NO 37235 CI 37235 DIAZO BLUE B SALT DIAZO BLUE B 3,3'-DIMETHOXYBIPHENYL-4,4'-BISDIAZONIUM FLUOROBORATE 4,4'-BIS(DIAZONIUM),3,3'-DIMETHOXY-[1,1'-BIPHENYL] DICHLORIDE 1’-biphenyl]-4,4’-bis(diazonium),3,3’-dimethoxy-[dichloride [1,1'-Biphenyl]-4,4'-bis(diazonium), 3,3'-dimethoxy-, dichloride 3,3'-dimethoxy[1,1'-biphenyl]-4,4'-bis(diazonium) dichloride Tetrazotized-o-dianisidine chloride Diazo Blue B Salt Fast Blue B Salt Naphthanil Diazo Blue B Salt FastsaltblueB 3,3'-Dimethoxy-1,1'-biphenyl-4,4'-bisdiazonium·2chloride Blue BNS salt o-Dianisidinetetrazonium chloride [1,1′-Biphenyl]-4,4′-bis(diazonium), 3,3′-dimethoxy-, chloride (1:2) 91-91-8 91-91-1 C14H12Cl2N4O2ZnCl2ZnSO4 Transition Metal Compounds Zn (Zinc) Compounds Classes of Metal Compounds Classes of Metal Compounds Transition Metal Compounds Zn (Zinc) Compounds Dyes and Pigments