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

CAS: 6226-76-2 Cat. No.: C336255 Molecular Weight: 584.54

GRADE & PURITY Biological Stain

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

Overview

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

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

Specifications & Purity

Biological stain

Biochemical and Physiological Mechanisms

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

Shipped In

Normal

Grade

Biological Stain

Names and Identifiers

• Canonical 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+]
• 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
• Isomeric 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 Germany: 3
• Molecular Weight: 584.54
• Reaxy-Rn: 38543147
• Reaxys-RN_link_address: https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=38543147&ln=

Taxonomic Classification

Taxonomy Tree

• Kingdom Organic compounds
  • Superclass Benzenoids
    • Class Naphthalenes
      • Subclass Naphthalene sulfonic acids and derivatives
        • Level5 Naphthalene sulfonates
          • Level6 1-naphthalene sulfonates

• Kingdom: Organic compounds
• Superclass: Benzenoids
• Class: Naphthalenes
• Subclass: Naphthalene sulfonic acids and derivatives
• Intermediate Tree Nodes: Naphthalene sulfonates
• Direct Parent: 1-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 Framework: Aromatic 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
• Description: This 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

Data sources

1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61.

DOI: 10.1186/s13321-016-0174-y

Chemical and Physical Properties

• Solubility: Soluble in water (1 mg/ml).
• Refractive Index: n20D~1.70 (Predicted)
• Molecular Weight: 584.500 g/mol
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 11
• Rotatable Bond Count: 4
• Exact Mass: 584.041 Da
• Monoisotopic Mass: 584.041 Da
• Topological Polar Surface Area: 201.000 Ų
• Heavy Atom Count: 39
• Formal Charge: 0
• Complexity: 1030.000
• Isotope Atom Count: 0
• Defined Atom Stereocenter Count: 0
• Undefined Atom Stereocenter Count: 0
• Defined Bond Stereocenter Count: 0
• Undefined Bond Stereocenter Count: 0
• The total count of all stereochemical bonds: 0
• Covalently-Bonded Unit Count: 3

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