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Merck
CN

274216

Astrazon Orange G

Synonym(s):

Basic Orange 21

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About This Item

Empirical Formula (Hill Notation):
C22H23ClN2
CAS Number:
Molecular Weight:
350.88
PubChem Substance ID:
UNSPSC Code:
12171500
Colour Index Number:
48035
NACRES:
NA.47
EC Number:
221-290-7
MDL number:
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InChI key

ZOMLUNRKXJYKPD-UHFFFAOYSA-N

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

SMILES string

[Cl-].Cc1[nH]c2ccccc2c1\C=C\C3=[N+](C)c4ccccc4C3(C)C

form

powder

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

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

Quality Level

Application

Metachromatic dye

pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Acute Tox. 4 Dermal - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves


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