Azo Blue - indicator , CAS No.6059-34-3

CAS: 6059-34-3 Cat. No.: A304120 Molecular Weight: 726.69
AVAILABLE TO ORDER
GRADE & PURITY Indicator ? Indicator grade — characterized dye giving a defined color change at a known transition. Use to signal pH or titration endpoints visually.
Synonyms
Azoblue(10.5-11.5) | D88286 | Azo Blue | AZO | AZOBLUE | MFCD00059133 | disodium;4-hydroxy-3-[[4-[4-[(1-hydroxy-4-sulfonatonaphthalen-2-yl)diazenyl]-3-methylphenyl]-2-methylphenyl]diazenyl]naphthalene-1-sulfonate
Storage
Room temperature,Desiccated
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5g
A304120-5g
3

$25.90

$39.90
Save $14.00 (35.09%)
25g
A304120-25g
2

$71.90

$119.90
Save $48.00 (40.03%)
100g
A304120-100g
1

$258.90

$439.90
Save $181.00 (41.15%)
Enter a quantity for the sizes you want to add.
🧪

Why this grade

indicator Indicator for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature,Desiccated Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 6 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
Azoblue(10.5-11.5) | D88286 | Azo Blue | AZO | AZOBLUE | MFCD00059133 | disodium;4-hydroxy-3-[[4-[4-[(1-hydroxy-4-sulfonatonaphthalen-2-yl)diazenyl]-3-methylphenyl]-2-methylphenyl]diazenyl]naphthalene-1-sulfonate
Specifications & Purity
indicator
Storage
Room temperature, Desiccated
Shipped In
Normal
Grade
Indicator
Names and Identifiers
Pubchem Sid504773474
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504773474
Canonical SmilesCC1=C(C=CC(=C1)C2=CC(=C(C=C2)N=NC3=C(C4=CC=CC=C4C(=C3)S(=O)(=O)[O-])O)C)N=NC5=C(C6=CC=CC=C6C(=C5)S(=O)(=O)[O-])O.[Na+].[Na+]
IUPAC Namedisodium;4-hydroxy-3-[[4-[4-[(1-hydroxy-4-sulfonatonaphthalen-2-yl)diazenyl]-3-methylphenyl]-2-methylphenyl]diazenyl]naphthalene-1-sulfonate
InChIKeyZMEQYWNDTCDNMG-UHFFFAOYSA-L
INCHI1S/C34H26N4O8S2.2Na/c1-19-15-21(11-13-27(19)35-37-29-17-31(47(41,42)43)23-7-3-5-9-25(23)33(29)39)22-12-14-28(20(2)16-22)36-38-30-18-32(48(44,45)46)24-8-4-6-10-26(24)34(30)40;;/h3-18,39-40H,1-2H3,(H,41,42,43)(H,44,45,46);;/q;2*+1/p-2
Isomeric SMILES CC1=C(C=CC(=C1)C2=CC(=C(C=C2)N=NC3=C(C4=CC=CC=C4C(=C3)S(=O)(=O)[O-])O)C)N=NC5=C(C6=CC=CC=C6C(=C5)S(=O)(=O)[O-])O.[Na+].[Na+]
Molecular Weight 726.69
Reaxy-Rn 52233539
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=52233539&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

6 results found

Lot NumberCertificate TypeDateItem
J2308298Certificate of AnalysisSep 15, 2023 A304120
J2308299Certificate of AnalysisSep 15, 2023 A304120
J2308300Certificate of AnalysisSep 15, 2023 A304120
J2308301Certificate of AnalysisSep 15, 2023 A304120
J2308302Certificate of AnalysisSep 15, 2023 A304120
J2308303Certificate of AnalysisSep 15, 2023 A304120
Documents & Articles
Citations of This Product
References
1. Jiawen Wang, Yifan Tong, Weiwei Huang, Qichun Zhang.  (2022)  Conjugated Azo Compounds as Active Materials for Rechargeable Sodium-Metal Batteries with High-Rate Performance.  Batteries & Supercaps,  (2): (e202200413).  [PMID:] [10.1002/batt.202200413]
2. Jiana Lin, Gongke Li, Yuling Hu, Qisheng Zhong.  (2024)  Host-guest mediated recognition and rapid extraction of Fusarium mycotoxins in cereals by nickel ferrite magnetic calix[4]arene-derived covalent organic framework fabricated in room-temperature.  FOOD CHEMISTRY,      [PMID:39522376] [10.1016/j.foodchem.2024.141887]
3. Nan Zhou, Zicheng Fan, Insub Noh, Yanbin Wang, Bin Li, Hyung Do Kim, Baolin Xiao, Qi Zhou, Hideo Ohkita, Biaobing Wang.  (2025)  Versatile polyimide composite aerogels for highly efficient interfacial solar steam generation through controlling the molecular polarity.  SEPARATION AND PURIFICATION TECHNOLOGY,      [PMID:] [10.1016/j.seppur.2025.134539]
4. Mingzhu Yao, Baojie Liu, Zhente Cong, Xingcheng Zhu, Liwen Wei, Chengrong Qin, Chen Liang, Caoxing Huang, Shuangquan Yao.  (2025)  Stabilized Janus micro/nano-paper with lignin nanoparticle bridges for efficient oil-water emulsion separation.  Journal of Cleaner Production,      [PMID:] [10.1016/j.jclepro.2025.145500]
5. Caiwen Pan, Qinghong Shi, Xiaoyan Dong, Linling Yu, Yan Sun.  (2025)  Cascade Conversion of Methyl Parathion to 4-Aminophenol by In Situ Encapsulated Organophosphate Hydrolase within a Reduction-Catalytic Cupric MOF.  ACS Applied Nano Materials,      [PMID:] [10.1021/acsanm.5c01609]
6. Yiwang Wang, Ting Gao, Jiajia Liu, Shaoheng Bao, Fuli Wang, Ge Yao, Xiaoyan Lin, Shijie Jiang, Jinlong Lai, Penggang Han, Jiang Hui.  (2026)  Effects of silver nanoparticles and nitrile fungicides on soil microbial community structure, metabolic functions, and resistance genes.  APPLIED SOIL ECOLOGY,      [PMID:] [10.1016/j.apsoil.2026.106827]
Solution Calculators
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