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2353-45-9

2353-45-9 structural image
Product Name: Fast Green FCF
Formula: C37H37N2NaO10S3
Synonyms: Food green 3
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CHEMICAL AND PHYSICAL PROPERTIES

Physical Description Dark green solid with a metallic luster; [Merck Index] Dark red hygroscopic solid; [Sigma-Aldrich MSDS]
Color/Form Dark green powder or granules with a metallic luster
Melting Point 290 °C (decomposes)
Solubility Solubility at 25 °C: in ethanol, 0.01 g/100 mL; in glycerol, 20.0 g/100 mL; in propylene glycol, 20.0 g/100 mL
LogP log Kow = -3.22 (estimated)
Decomposition When heated to decomposition it emits very toxic fumes of / nitrogen and sulfur oxides/.
Other Experimental Properties pH Stability: slight fade after one week at pH 3; very slight fade after 1 week at pH 5 and 7; slight fade and appreciably bluer at pH 8
Chemical Classes Dyes -> Di- and Triaryl Dyes

SAFETY INFORMATION

Signal word Warning
Pictogram(s)

Health Hazard
GHS08
GHS Hazard Statements H341:Germ cell mutagenicity
Precautionary Statement Codes P201:Obtain special instructions before use.
P308+P313:IF exposed or concerned: Get medical advice/attention.

COMPUTED DESCRIPTORS

Molecular Weight 808.9 g/mol
Hydrogen Bond Donor Count 1
Hydrogen Bond Acceptor Count 11
Rotatable Bond Count 9
Exact Mass 808.11709737 g/mol
Monoisotopic Mass 808.11709737 g/mol
Topological Polar Surface Area 223 Ų
Heavy Atom Count 54
Formal Charge 0
Complexity 1540
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

Fast green FCF is an organic sodium salt having 2-{(4-{ethyl[(3-sulfonatophenyl)methyl]amino}phenyl)[4-{ethyl[(3-sulfonatophenyl)methyl]iminio}cyclohexa-2,5-dien-1-ylidene]methyl}-5-hydroxybenzene-1-sulfonate as the counterion. Used as a substitute for Light green SF yellowish in Masson's trichrome as it is less likely to fade, and is more brilliant in colour. Also used as a food colouring agent. It has a role as a histological dye, a fluorochrome and a food colouring. It contains a Fast green FCF(2-).

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Sun Food Tech

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Vipul Organics Ltd

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All suppliers(21)