Crocein Scarlet 7B - Biological stain , CAS No.6226-76-2

CAS: 6226-76-2 Cat. No.: C336255 Summenformel: C24H18N4Na2O7S2 Molekulargewicht: 584.54
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GRADE & PURITY Biological Stain ? Biological stain grade — dyes characterized for staining cells and tissues. Use in histology and microscopy where staining consistency matters.
Synonyms
Crocein Scarlet 7B, >70% dye content | CI 27165 | sodium 7-hydroxy-8-((E)-(2-methyl-4-((E)-(2-methyl-4-sulfonatophenyl)diazenyl)phenyl)diazenyl)naphthalene-1-sulfonate | FT-0773996 | CROCEINSCARLET7B | AKOS000282843 | Acid Red 71 | Crocein Scarlet 7B | MF
Storage
Room temperature
Shipped In
Normal
★
Size
Deutschland (EU)
USA*
Price
Qty
1g
C336255-1g
Auf Bestellung · 8–12 Wochen
19,00€
5g
C336255-5g
Auf Bestellung · 8–12 Wochen
56,32€
25g
C336255-25g
Auf Bestellung · 8–12 Wochen
182,14€
100g
C336255-100g
Auf Bestellung · 8–12 Wochen
557,00€
250g
C336255-250g
Auf Bestellung · 8–12 Wochen
1.114,09€
Enter a quantity for the sizes you want to add.
🧪
Why this grade

Biological stain Biological Stain for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature 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 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Übersicht

Product Application:

Crocein Scarlet 7B is used in Crowle’s reagent. The reagent is needed for observing latent fingerprints, particularly bloody prints. Dyes and metabolites.

Specifications

Synonyme
Crocein Scarlet 7B, >70% dye content | CI 27165 | sodium 7-hydroxy-8-((E)-(2-methyl-4-((E)-(2-methyl-4-sulfonatophenyl)diazenyl)phenyl)diazenyl)naphthalene-1-sulfonate | FT-0773996 | CROCEINSCARLET7B | AKOS000282843 | Acid Red 71 | Crocein Scarlet 7B | MF
Spezifikationen & Reinheit
Biological stain
Biochemische und physiologische Mechanismen
Crocein Scarlet 7B (acid red 71) is used in Crowle′s reagent. The reagent is needed for observing latent fingerprints, particularly bloody prints.
Storage
Room temperature
Verschickt in
Normal
Note
Biological Stain
Namen und Kennungen
Kanonisches Lächeln
CC1=C(C=CC(=C1)N=NC2=C(C=C(C=C2)S(=O)(=O)[O-])C)N=NC3=C(C=CC4=C3C(=CC=C4)S(=O)(=O)[O-])O.[Na+].[Na+]
IUPAC Name
disodium;7-hydroxy-8-[[2-methyl-4-[(2-methyl-4-sulfonatophenyl)diazenyl]phenyl]diazenyl]naphthalene-1-sulfonate
InChIKey
GMWXFMFHCCFVJU-UHFFFAOYSA-L
INCHI
1S/C24H20N4O7S2.2Na/c1-14-12-17(25-26-20-10-8-18(13-15(20)2)36(30,31)32)7-9-19(14)27-28-24-21(29)11-6-16-4-3-5-22(23(16)24)37(33,34)35;;/h3-13,29H,1-2H3,(H,30,31,32)(H,33,34,35);;/q;2*+1/p-2
Isomere SMILES
CC1=C(C=CC(=C1)N=NC2=C(C=C(C=C2)S(=O)(=O)[O-])C)N=NC3=C(C=CC4=C3C(=CC=C4)S(=O)(=O)[O-])O.[Na+].[Na+]
WGK Deutschland
3
Molekulargewicht
584.54
Reaxy-Rn
38543147
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=38543147&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

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
KlasseNaphthalenes
SubclassNaphthalene sulfonic acids and derivatives
Intermediate Tree Nodes Naphthalene sulfonates
Direct Parent1-naphthalene sulfonates
Alternative Parents 1-naphthalene sulfonic acids and derivatives  Azobenzenes  Benzenesulfonic acids and derivatives  1-sulfo,2-unsubstituted aromatic compounds  Benzenesulfonyl compounds  Toluenes  Phenoxides  Organosulfonic acids  Sulfonyls  Azo compounds  Propargyl-type 1,3-dipolar organic compounds  Organic oxides  Hydrocarbon derivatives  Organic sodium salts  Organooxygen compounds  Organic cations  
Molecular FrameworkAromatic homopolycyclic compounds
Substituents Azobenzene - 1-naphthalene sulfonic acid or derivatives - 1-naphthalene sulfonate - Benzenesulfonate - Arylsulfonic acid or derivatives - 1-sulfo,2-unsubstituted aromatic compound - Benzenesulfonyl group - Phenoxide - Toluene - Monocyclic benzene moiety - Organic sulfonic acid or derivatives - Organosulfonic acid or derivatives - Organosulfonic acid - Sulfonyl - Azo compound - Propargyl-type 1,3-dipolar organic compound - Organic 1,3-dipolar compound - Organic alkali metal salt - Organic salt - Organic sodium salt - Organic nitrogen compound - Organic oxygen compound - Organic oxide - Organosulfur compound - Organooxygen compound - Organonitrogen compound - Hydrocarbon derivative - Organic cation - Aromatic homopolycyclic compound
BeschreibungThis compound belongs to the class of organic compounds known as 1-naphthalene sulfonates. These are organic aromatic compounds that contain a naphthalene moiety that carries a sulfonic acid group at the 1-position. Naphthalene is a bicyclic compound that is made up of two fused benzene ring.
External Descriptors Not available
3D-Struktur
Interaktives chemisches Strukturmodell





Zertifikate (CoA, COO, BSE/TSE und Analyse-Diagramm)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:
Chemische und physikalische Eigenschaften
LöslichkeitSoluble in water (1 mg/ml).
Brechungsindexn20D~1.70 (Predicted)
Molekulargewicht584.500 g/mol
XLogP3
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count11
Rotatable Bond Count4
Exact Mass584.041 Da
Monoisotopic Mass584.041 Da
Topological Polar Surface Area201.000 Ų
Heavy Atom Count39
Formal Charge0
Complexity1030.000
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 Count3
FAQs und Artikel
Lösungsrechner
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