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FAST DARK BLUE R SALT

CAS No.
6709-58-6
Chemical Name:
FAST DARK BLUE R SALT
Synonyms
CI 37195;Azoic DC 51;AZOIC DIAZO NO 51;FAST DARK BLUE R SALT;Diazo Fast Dark Blue R;Fast Navy Blue RA Salt;AZOIC DIAZO COMPONENT 51;FastDarkBlueRSaltC.I.37195;VTOWZOJOEIGNGU-FMQUCBEESA-N;C.I. Azoic Diazo Component 51
CBNumber:
CB6227328
Molecular Formula:
C14H10Cl2N5O4
Molecular Weight:
383.17
MDL Number:
MFCD00135879
MOL File:
6709-58-6.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-04-24 14:58:14

FAST DARK BLUE R SALT Properties

storage temp. -20°C
solubility ethanol: 10mg/mL, dark red-brown
Colour Index 37195
form solid
color red-brown
Major Application diagnostic assay manufacturing
hematology
histology
InChI 1S/C14H10Cl2N5O4.3ClH.Zn/c1-24-12-6-11(13(25-2)5-10(12)18-17)19-20-14-8(15)3-7(21(22)23)4-9(14)16;;;;/h3-6H,1-2H3;3*1H;/q+1;;;;+2/p-3
InChIKey BHKNLVCPKUILSR-UHFFFAOYSA-K
SMILES [Cl-].Cl[Zn]Cl.COc1cc([N+]#N)c(OC)cc1N=Nc2c(Cl)cc(cc2Cl)[N+]([O-])=O
UNSPSC Code 12171500
NACRES NA.47

SAFETY

Risk and Safety Statements

Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  37/39-26
WGK Germany  3
HS Code  29270000
Storage Class 11 - Combustible Solids

FAST DARK BLUE R SALT price More Price(7)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich S461873 FAST DARK BLUE R SALT (C.I. 37195) AldrichCPR 6709-58-6 1 unit $121 2026-04-30 Buy
Sigma-Aldrich F0750 Fast Dark Blue R Salt 6709-58-6 25g $39.5 2026-04-30 Buy
Sigma-Aldrich S461873 FAST DARK BLUE R SALT (C.I. 37195) Aldrich 6709-58-6 250mg $110 2024-03-01 Buy
Chem-Impex 41968 Fast Dark Blue R Salt ≥20%(Dyecontent) 6709-58-6 25G $38.06 2026-05-19 Buy
aablocks AA005R2V 4-[2-(2,6-Dichloro-4-nitrophenyl)diazenyl]-2,5-dimethoxybenzenediazonium 6709-58-6 1g $11 2026-05-28 Buy
Product number Packaging Price Buy
S461873 1 unit $121 Buy
F0750 25g $39.5 Buy
S461873 250mg $110 Buy
41968 25G $38.06 Buy
AA005R2V 1g $11 Buy

FAST DARK BLUE R SALT Chemical Properties, Uses, Production

Chemical Properties

brown powder

Uses

diagnostic assay manufacturing
hematology
histology

Preparation

ThechromophorePreparation: Diazo of 2,6-Dichioro-4-nitroaniline and 2,5-Dimethoxyaniline coupling.

Properties and Applications

The fastness properties in cotton:

Couplingcomponents Fast light Soda boiling Oxygen bleaching Ironing Chlorine bleaching
ISO AATCC ISO
1/3N 2N 2N
2 5-6 6-7 4 3-4 3-4
18 5 6 4 3-4 3-4
20 4-5 6 4 3-4 3-4

FAST DARK BLUE R SALT Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 25)
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
Thermo Fisher Scientific 800-810-5118 cnchemical@thermofisher.com China 17752 75
Sigma-Aldrich 021-61415566 800-8193336 orderCN@merckgroup.com China 51389 80
Shanghai YuanYe Biotechnology Co., Ltd. 15026964105 2881489226@qq.com China 89667 60
Energy Chemical 021-58432009 400-005-6266 marketing@energy-chemical.com China 44871 58
Shaanxi Dideu Newmaterial Co., Ltd. 029-63373950 17392216152 1035@dideu.com China 9991 58
Shanghai Aladdin Biochemical Technology Co.,Ltd. 6206333 13167063860 anhua.mao@aladdin-e.com China 43586 58
Wuhan Henruixintai Biological Co., Ltd. 027-027-65522215 18163303831 360034463@qq.com China 1612 58
DAYANG CHEM (HANGZHOU) CO.,LTD +86-88938639 +86-17705817739 info@dycnchem.com China 53589 58
4-[(2,6-dichloro-4-nitrophenyl)azo]-2,5-dimethoxy-benzenediazoniu CI 37195 FAST DARK BLUE R SALT AZOIC DIAZO COMPONENT 51 AZOIC DIAZO NO 51 4-(2,6-dichloro-4-nitrophenylazo)-2,5-dimethoxybenzenediazonium chloride FastDarkBlueRSaltC.I.37195 C.I. Azoic Diazo Component 51 Azoic Diazo Component 51, Azoic Diazo No. 51 Azoic DC 51 Diazo Fast Dark Blue R Fast Navy Blue RA Salt VTOWZOJOEIGNGU-FMQUCBEESA-N C.I.Azoic Diazo Component 51:C.I.37195 4-((2,6-Dichloro-4-nitrophenyl)diazenyl)-2,5-dimethoxybenzenediazonium 6709-58-6 C14H10Cl2N5O4 C14H10Cl2N5O405Cl4Zn C14H10Cl3N5O405ZnCl2