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Basic Red 51

Basic Red 51 structure

CAS No.: 12270-25-6

Chemical Name:: Basic Red 51

Synonyms: Red M-RL;BASIC RED 51;Maxilon Red M-RL;Basacryl Red X-BL;C.I. BASIC RED 51;Basic Red 51 - Technical grade;Basic Red 51 ISO 9001：2015 REACH;4-[(1,3-dimethylimidazol-1-ium-2-yl)diazenyl]-N,N-dimethylaniline

CBNumber:: CB1946895

Molecular Formula:: C13H18ClN5

Molecular Weight:: 279.76852

MDL Number:

MOL File:: 12270-25-6.mol

MSDS File:: SDS

TDS File:: TDS

Last updated:2026-05-27 23:50:14

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Basic Red 51 Properties

storage temp.	Refrigerator, Under inert atmosphere
solubility	Methanol (Slightly, Sonicated), Water (Slightly)
form	Solid
color	Very Dark Blue to Black
CAS DataBase Reference	12270-25-6
EWG's Food Scores	1
FDA UNII	A7A946JJ6I

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS07
Signal word	Warning
Hazard statements	H332-H335-H315-H302-H319
Precautionary statements	P261-P271-P304+P340-P312-P264-P270-P301+P312-P330-P501-P264-P280-P305+P351+P338-P337+P313P-P264-P280-P302+P352-P321-P332+P313-P362

Basic Red 51 price

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Usbiological	264382	Basic Red 51	12270-25-6	1g	$389	2026-06-03	Buy
Usbiological	264382	Basic Red 51	12270-25-6	5g	$668	2026-06-03	Buy
Usbiological	264382	Basic Red 51	12270-25-6	25g	$1401	2026-06-03	Buy
TRC	TRC-B118740-50MG	Basic Red 51 (Technical Grade)	12270-25-6	50mg	$53	2026-06-03	Buy
TRC	TRC-B118740-250MG	Basic Red 51 (Technical Grade)	12270-25-6	250mg	$78	2026-06-03	Buy

Product number	Packaging	Price	Buy
264382	1g	$389	Buy
264382	5g	$668	Buy
264382	25g	$1401	Buy
TRC-B118740-50MG	50mg	$53	Buy
TRC-B118740-250MG	250mg	$78	Buy

Basic Red 51 Chemical Properties, Uses, Production

Chemical Properties

Blue-violet powder

Uses

Basic Red 51 is used in dyeing method of keratin fibers using acidic dyes.

Properties and Applications

red light blue. Purple powder. Compatibility value of three, the f value of 1.05, dye bath pH stable range for 4 ~ 7. Mainly used in acrylic and their blended fabric dyeing, also used for modification polyester and paper color.

Standard	Light Fastness	Persperation Fastness		Ironing Fastness		Soaping
Standard	Light Fastness	Fading	Stain	Fading	Stain	Fading	Stain
ISO	6	4-5	4-5	3		4-5	4-5

Basic Red 51 Preparation Products And Raw materials

Raw materials

Preparation Products

Basic Red 51 Suppliers

Global Suppliers ( 76)

Supplier	Tel	Email	Country	ProdList	Advantage
Hangzhou Beishengyuan Biotechnology Co., Ltd	15700194842 15700194842	1289372011@qq.com	China	156	58
TAIYUAN RHF CO.,LTD.	+86 351 7031519	sales@RHFChem.com	China	2334	56
Winchem Industrial Co. Ltd	0574-83851061	info@win-chemical.com	China	500	55
Shanghai ideal Industrial Co., Ltd.	021-58957966 18930537195	wouchina@126.com	China	3021	58
Alfa Chemistry	1-516-6625404	support@alfa-chemistry.com	United States	9170	60
Shanghai YuanYe Biotechnology Co., Ltd.	15026964105	2881489226@qq.com	China	89667	60
Aikon International Limited	025-58851090 13913916777	sales01@aikonchem.com	China	15947	58
Shanghai neon biological technology co., LTD	021-54252912-8903	leona.xin@forneeds.cn	China	4754	58
SHANDONG ZHI SHANG CHEMICAL CO.LTD	0531-68652808 18953170293	sales@sdzschem.com	China	2921	58
Henan Alfa Chemical Co., Ltd	+8618339805032	sale03@alfachem.cn	China	9872	58

Supplier	Advantage
Hangzhou Beishengyuan Biotechnology Co., Ltd	58
TAIYUAN RHF CO.,LTD.	56
Winchem Industrial Co. Ltd	55
Shanghai ideal Industrial Co., Ltd.	58
Alfa Chemistry	60
Shanghai YuanYe Biotechnology Co., Ltd.	60
Aikon International Limited	58
Shanghai neon biological technology co., LTD	58
SHANDONG ZHI SHANG CHEMICAL CO.LTD	58
Henan Alfa Chemical Co., Ltd	58

View Latest Price from Basic Red 51 manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2026-09-18	Basic Red 51 12270-25-6		1KG	99%	500kg/month	WUHAN FORTUNA CHEMICAL CO., LTD
2026-09-11	Basic Red 51 12270-25-6		25kg	1	5mt	Winchem industrial co limited
2023-07-19	Basic Red 51 12270-25-6	$30.00	1KG	99%	30 Tons	Wuhan wingroup Pharmaceutical Co., Ltd

Basic Red 51
12270-25-6
99%
WUHAN FORTUNA CHEMICAL CO., LTD

Basic Red 51
12270-25-6
$0.00
1
Winchem industrial co limited

Basic Red 51
12270-25-6
$30.00
99%
Wuhan wingroup Pharmaceutical Co., Ltd

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BASIC RED 51 C.I. BASIC RED 51 Red M-RL Basacryl Red X-BL Maxilon Red M-RL 4-[(1,3-dimethylimidazol-1-ium-2-yl)diazenyl]-N,N-dimethylaniline Basic Red 51 - Technical grade Basic Red 51 ISO 9001：2015 REACH 12270-25-6 77061-59-6 C14H18IN5