Amaranth - 10mM in DMSO , CAS No.915-67-3

CAS: 915-67-3 Cat. No.: A426912 Formula: C20H11N2Na3O10S3 Molecular Weight: 604.47 Beilstein Registry Number: 4122311 EC Number: 213-022-2
AVAILABLE TO ORDER
GRADE & PURITY 10mM in DMSO
Synonyms
AMARANTH|915-67-3|Acid red 27|Azorubin S|C.I. Acid Red 27|Amaranth (dye)|C.I. Food Red 9|Amaranth Dye|FD & C Red No. 2|Red No. 2|Food Red 9|Bordeaux S|Food red 2|C.I. 16185|FD&C Red No. 2|Amaranthe|Amacid Amaranth|Edicol Amaranth|Kayaku Amaranth|Rakuto Am
Storage
Protected from light,Store at -80°C
Shipped In
Dry ice packs + Cold packs
★
Size
USA
Germany (EU)*
Price
Qty
1ml
A426912-1ml
2 In stock
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$58.90

$69.90
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Why this grade

10mM in DMSO for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Protected from light,Store at -80°C Ships Dry ice packs + Cold packs Check lot-specific COA for exact specifications.

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Quality documents

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

📚

Literature proof

Cited in 97 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
AMARANTH | 915-67-3 | Acid red 27 | Azorubin S | C.I. Acid Red 27 | Amaranth (dye) | C.I. Food Red 9 | Amaranth Dye | FD & C Red No. 2 | Red No. 2 | Food Red 9 | Bordeaux S | Food red 2 | C.I. 16185 | FD&C Red No. 2 | Amaranthe | Amacid Amaranth | Edicol Amaranth | Kayaku Amaranth | Rakuto Am
Specifications & Purity
10mM in DMSO
Storage
Protected from light,Store at -80°C
Shipped In
Dry ice packs + Cold packs
This product requires cold chain shipping. Ground and other economy services are not available.
Names and Identifiers
Pubchem Sid
Canonical Smiles
C1=CC=C2C(=C1)C(=CC=C2S(=O)(=O)[O-])N=NC3=C4C=CC(=CC4=CC(=C3O)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+]
IUPAC Name
trisodium;3-hydroxy-4-[(4-sulfonatonaphthalen-1-yl)diazenyl]naphthalene-2,7-disulfonate
InChIKey
WLDHEUZGFKACJH-UHFFFAOYSA-K
INCHI
1S/C20H14N2O10S3.3Na/c23-20-18(35(30,31)32)10-11-9-12(33(24,25)26)5-6-13(11)19(20)22-21-16-7-8-17(34(27,28)29)15-4-2-1-3-14(15)16;;;/h1-10,23H,(H,24,25,26)(H,27,28,29)(H,30,31,32);;;/q;3*+1/p-3
Isomeric SMILES
C1=CC=C2C(=C1)C(=CC=C2S(=O)(=O)[O-])N=NC3=C4C=CC(=CC4=CC(=C3O)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+]
WGK Germany
3
RTECS
QJ6550000
Molecular Weight
604.47
Beilstein
4122311
Reaxy-Rn
4122311
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=4122311&ln=

Documentation

📋 Safety Data Sheet (SDS)

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

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✅ Certificate of Analysis (COA)

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

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
ClassNaphthalenes
Subclass1,1'-azonaphthalenes
Intermediate Tree Nodes Not available
Direct Parent1,1'-azonaphthalenes
Alternative Parents 2-naphthalene sulfonic acids and derivatives  2-naphthalene sulfonates  1-naphthalene sulfonic acids and derivatives  1-naphthalene sulfonates  1-sulfo,2-unsubstituted aromatic compounds  Phenoxides  Sulfonyls  Organosulfonic acids  Azo compounds  Propargyl-type 1,3-dipolar organic compounds  Organopnictogen compounds  Organooxygen compounds  Organic sodium salts  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homopolycyclic compounds
Substituents 1,1'-azonaphthalene - Naphthalene sulfonate - 1-naphthalene sulfonic acid or derivatives - 2-naphthalene sulfonic acid or derivatives - Naphthalene sulfonic acid or derivatives - 1-naphthalene sulfonate - 2-naphthalene sulfonate - Arylsulfonic acid or derivatives - 1-sulfo,2-unsubstituted aromatic compound - Phenoxide - Organic sulfonic acid or derivatives - Organosulfonic acid or derivatives - Organosulfonic acid - Sulfonyl - Azo compound - Organic alkali metal salt - Organic 1,3-dipolar compound - Propargyl-type 1,3-dipolar organic compound - Hydrocarbon derivative - Organic oxide - Organopnictogen compound - Organonitrogen compound - Organic nitrogen compound - Organic oxygen compound - Organosulfur compound - Organooxygen compound - Organic sodium salt - Organic salt - Aromatic homopolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as 1,1'-azonaphthalenes. These are organonitrogen aromatic compounds that contain a central azo group, where each nitrogen atom is conjugated to the 1-position of a naphthalene ring system. Naphthalene is a compound made up of two fused benzene rings.
External Descriptors Not available
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.

1 results found

Lot NumberCertificate TypeDateItem
G2402005Certificate of AnalysisMay 09, 2026 A426912
Chemical and Physical Properties
SensitivityLight sensitive.
Melt Point(°C)218-220°C
Molecular Weight604.500 g/mol
XLogP3
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count12
Rotatable Bond Count2
Exact Mass603.927 Da
Monoisotopic Mass603.927 Da
Topological Polar Surface Area242.000 Ų
Heavy Atom Count38
Formal Charge0
Complexity1080.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count4
Documents & Articles
Citations of This Product
Solution Calculators
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