Solvent Green 7

Description

Solvent Green 7 · CAS 6358-69-6 · C16H7Na3O10S3. UNII I2W85YOX9L. Color Additive Status: 74.1208; Color Additive Status: 74.2208.

Identification

CAS Registry Number	6358-69-6
PubChem CID	61388
Molecular formula	C16H7Na3O10S3
IUPAC name	trisodium;8-hydroxypyrene-1,3,6-trisulfonate
UNII (FDA)	I2W85YOX9L

Computed Descriptors

Molecular Weight	524.4
Hydrogen Bond Donor Count	1
Hydrogen Bond Acceptor Count	10
Rotatable Bond Count	0
Exact Mass	523.88944278
Monoisotopic Mass	523.88944278
Topological Polar Surface Area	217
Heavy Atom Count	32
Formal Charge	0
Complexity	931

Physical & Chemical Properties

Color Additive Status	74.1208
Color Additive Status	74.2208

Physical description & handling notes

• Liquid; Wet Solid
• Solid; Highly soluble in water; [Merck Index] Yellowish or green powder; Soluble in water; [MSDSonline]
• D&C Green No. 8
• Drugs, Cosmetics
• Externally applied drugs (NTE 0.01% (by weight)). Externally applied cosmetics NTE 0.01% (by wt) of finished cosmetic product).

Regulatory Status

Regulatory & Food Contact	FDA Regulatory Status of Color Additives: Drugs, Cosmetics CIR / INCI: Cosmetic colorant; Hair dyeing
GHS notification summary	95.2% (2184 / 2294)

GHS Hazard Classification

GHS notification summary	95.2% (2184 / 2294)

Documented Uses

• Used as a pH indicator for biological systems, a biological stain, and a dye (solvents, cosmetics, and pharmaceuticals); [Merck Index]
• EPA Safer Chemical Functional Use Classes -> Colorants
• Safer Chemical Classes -> Yellow triangle - The chemical has met Safer Choice Criteria for its functional ingredient-class, but has some hazard profile issues
• Cosmetics -> Cosmetic colorant; Hair dyeing
• Not Known or Reasonably Ascertainable
• Information on 20 consumer products that contain D&C Green #8 (C.I. 59040) in the following categories is provided:

Synonyms

Pyranine; Solvent green 7; Pyrene 1; Green 8; Japan Green 204; Japan Green No. 204; 11389 Green; D&C Green 8; Pyranine 120; Green 204; Green No. 204; Trisodium 1-hydroxy-3,6,8-pyrenetrisulfonate; 8-Hydroxypyrene-1,3,6-trisulfonic acid sodium salt; DTXSID00275670; RefChem:870405; D.C. Green No. 8

Frequently Asked Questions

What are the CAS number and molecular formula of Solvent Green 7?

CAS 6358-69-6; molecular formula C16H7Na3O10S3; molecular weight — g/mol.

What other names is Solvent Green 7 known by?

Pyranine, Solvent green 7, Pyrene 1, Green 8, Japan Green 204, Japan Green No. 204.

What is the regulatory status of Solvent Green 7?

Documented regulatory listings: FDA Regulatory Status of Color Additives: Drugs, Cosmetics; CIR / INCI: Cosmetic colorant; Hair dyeing.

Is Solvent Green 7 classified as hazardous?

95.2% of GHS notifications report no hazard classification (2184 of 2294).

What are the key physical properties of Solvent Green 7?

Color Additive Status: 74.1208; Color Additive Status: 74.2208.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.