Neutral red - ACS , CAS No.553-24-2

CAS: 553-24-2 Cat. No.: N108712 Formula: C15H17CIN4 Molecular Weight: 288.78 EC Number: 209-035-8
AVAILABLE TO ORDER
GRADE & PURITY ACS ? ACS grade — meets American Chemical Society specifications, the analytical benchmark in the US. Use for analytical and QC work needing ACS-defined purity.
Synonyms
EINECS 209-035-8 | Phenazine, 3-amino-7-(dimethylamino)-2-methyl-, hydrochloride | NEUTRAL RED | C.I. 50040 | NeutralRed | AI3-60242 | HY-D0166A | N0315 | N-2527 | C.I. Basic Red 5, monohydrochloride (VAN) | Michrome No. 226 | N0112 | C15H17N4Cl | Neutral
Storage
Room temperature
Shipped In
Normal
★
Size
Germany (EU)
USA*
Price
Qty
25g
N108712-25g
—
5 In stock

€61.52

€71.94
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Why this grade

ACS ACS for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature Ships Normal 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.

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Literature proof

Cited in 111 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
EINECS 209-035-8 | Phenazine, 3-amino-7-(dimethylamino)-2-methyl-, hydrochloride | NEUTRAL RED | C.I. 50040 | NeutralRed | AI3-60242 | HY-D0166A | N0315 | N-2527 | C.I. Basic Red 5, monohydrochloride (VAN) | Michrome No. 226 | N0112 | C15H17N4Cl | Neutral
Specifications & Purity
ACS
Storage
Room temperature
Shipped In
Normal
Grade
ACS
Names and Identifiers
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/504752062
Canonical Smiles
CC1=CC2=NC3=C(C=C(C=C3)N(C)C)N=C2C=C1N.Cl
IUPAC Name
8-N,8-N,3-trimethylphenazine-2,8-diamine;hydrochloride
InChIKey
PGSADBUBUOPOJS-UHFFFAOYSA-N
INCHI
1S/C15H16N4.ClH/c1-9-6-13-15(8-11(9)16)18-14-7-10(19(2)3)4-5-12(14)17-13;/h4-8H,16H2,1-3H3;1H
Isomeric SMILES
CC1=CC2=NC3=C(C=C(C=C3)N(C)C)N=C2C=C1N.Cl
Molecular Weight
288.78
Reaxy-Rn
3918740
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=3918740&ln=

Documentation

📋 Safety Data Sheet (SDS)

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

<<<<<<< HEAD Download SDS → ======= Download SDS → >>>>>>> release248-p3

✅ 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
SuperclassOrganoheterocyclic compounds
ClassDiazanaphthalenes
SubclassBenzodiazines
Intermediate Tree Nodes Quinoxalines
Direct ParentPhenazines and derivatives
Alternative Parents Dialkylarylamines  Pyrazines  Benzenoids  Heteroaromatic compounds  Azacyclic compounds  Primary amines  Organopnictogen compounds  Hydrochlorides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Phenazine - Tertiary aliphatic/aromatic amine - Dialkylarylamine - Pyrazine - Benzenoid - Heteroaromatic compound - Tertiary amine - Azacycle - Amine - Hydrocarbon derivative - Organopnictogen compound - Primary amine - Organic nitrogen compound - Organonitrogen compound - Hydrochloride - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as phenazines and derivatives. These are polycyclic aromatic compounds containing a phenazine moiety, which is a linear tricyclic system that consists of a two benzene rings joined by a pyrazine ring.
External Descriptors hydrochloride
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.

5 results found

Lot NumberCertificate TypeDateItem
F2225515F2225515Certificate of AnalysisApr 02, 2026 N108712
C2626516C2626516Certificate of AnalysisMar 30, 2026 N108712
L2508067L2508067Certificate of AnalysisDec 17, 2025 N108712
J2114543J2114543Certificate of AnalysisJul 10, 2025 N108712
A1903008A1903008Certificate of AnalysisOct 20, 2022 N108712
Chemical and Physical Properties
SensitivityMoisture sensitive.
Melt Point(°C)290°C
Molecular Weight288.770 g/mol
XLogP3
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count4
Rotatable Bond Count1
Exact Mass288.114 Da
Monoisotopic Mass288.114 Da
Topological Polar Surface Area55.000 Ų
Heavy Atom Count20
Formal Charge0
Complexity319.000
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 Count2
Documents & Articles
Citations of This Product
Solution Calculators
Reviews

Customer Reviews

Frequently Asked Questions

What does ACS mean?
ACS is a defined analytical purity tier suitable for general analytical and reagent applications. It specifies a minimum assay percentage, controlled limits on common impurities (water, heavy metals, residue on ignition), and lot-to-lot consistency. ACS is one of several purity tiers — choose based on the sensitivity and regulatory requirements of your method.
How should this product be stored?
Store at room temperature.
How is this product shipped?
This product ships under standard ambient conditions. No temperature-controlled packaging is required.
What are the CAS number, molecular formula and molecular weight?
The CAS Number is 553-24-2, the molecular formula is C15H17ClN4, and the molecular weight is 288.78 g/mol. InChIKey PGSADBUBUOPOJS-UHFFFAOYSA-N.
What documentation is provided?
Available product documentation, including Certificates of Analysis (COA), Safety Data Sheets (SDS), and specification sheets, is shown in the product document area. Document availability and access follow the current site policy.

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