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274216 Sigma-Aldrich

Astrazon Orange G

Synonym: Basic Orange 21

  • CAS Number 3056-93-7

  • Empirical Formula (Hill Notation) C22H23ClN2

  • Molecular Weight 350.88

  •  Colour Index Number 48035

  •  EC Number 221-290-7

  •  MDL number MFCD00011947

  •  PubChem Substance ID 24856573

  •  NACRES NA.47

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Properties

Related Categories A, Cell Biology, Hematology and Histology, Stains & Dyes, A to Z, Stains and Dyes More...
form   powder
application(s)   hematology: suitable
  histology: suitable
solubility   methanol: water (1:1): 10 mg/mL, clear to hazy, red-orange
λmax   490 nm
ε (extinction coefficient)   ≥19000 at 487-493 nm
  ≥3000 at 268-274 nm
Featured Industry   Diagnostic Assay Manufacturing
storage temp.   room temp
SMILES string   [Cl-].Cc1[nH]c2ccccc2c1\C=C\C3=[N+](C)c4ccccc4C3(C)C
InChI   1S/C22H22N2.ClH/c1-15-16(17-9-5-7-11-19(17)23-15)13-14-21-22(2,3)18-10-6-8-12-20(18)24(21)4;/h5-14H,1-4H3;1H
InChI key   ZOMLUNRKXJYKPD-UHFFFAOYSA-N

Description

Packaging

100 g in glass bottle

Application

Metachromatic dye

Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Target organs 
Respiratory system
Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 3
RTECS 
NM2251000
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Certificate of Origin (COO)

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Protocols & Articles

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