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5141-20-8

5141-20-8 structural image
Product Name: LIGHT GREEN SF YELLOWISH
Formula: C37H37N2NaO9S3
Synonyms: Acid Green;Acid Green 5;Light Green SF Yellowish;Light green SF yellowish (C.I. 42095)
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CHEMICAL AND PHYSICAL PROPERTIES

Color/Form Deep-purple powder
Melting Point 288 °C (decomposes)
Solubility In 2-methoxyethanol 100 mg/mL, ethanol 2 mg/mL, temperature not specified
Decomposition When heated to decomposition it emits very toxic fumes of /nitrogen and sulfur oxides as well as sodium monoxide/.

SAFETY INFORMATION

Signal word Warning
Pictogram(s)

Health Hazard
GHS08
GHS Hazard Statements H351:Carcinogenicity
Precautionary Statement Codes P201:Obtain special instructions before use.
P202:Do not handle until all safety precautions have been read and understood.
P280:Wear protective gloves/protective clothing/eye protection/face protection.
P308+P313:IF exposed or concerned: Get medical advice/attention.
P405:Store locked up.

COMPUTED DESCRIPTORS

Molecular Weight 792.9 g/mol
Hydrogen Bond Donor Count 0
Hydrogen Bond Acceptor Count 10
Rotatable Bond Count 9
Exact Mass 792.12218275 g/mol
Monoisotopic Mass 792.12218275 g/mol
Topological Polar Surface Area 203 Ų
Heavy Atom Count 53
Formal Charge 0
Complexity 1500
Isotope Atom Count 0
Defined Atom Stereocenter Count 0
Undefined Atom Stereocenter Count 0
Defined Bond Stereocenter Count 0
Undefined Bond Stereocenter Count 0
Covalently-Bonded Unit Count 3
Compound Is Canonicalized Yes

PRODUCT INTRODUCTION

description

Acid green 5 is an organic sodium salt having 3-[(ethyl{4-[(4-{ethyl[(3-sulfonatophenyl)methyl]amino}phenyl)(4-sulfonatophenyl)methylidene]cyclohexa-2,5-dien-1-ylidene}azaniumyl)methyl]benzene-1-sulfonate as the counterion. It is the standard dye in North American for staining collagen and is also used extensively in plant histology. It has a role as a histological dye. It contains an acid green 5(2-).

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