L1886

Light Green SF Yellowish

Dye content, ≥65%, certified by the Biological Stain Commission, powder

• Synonym(s): Acid Green 5
• Linear Formula: C₃₇H₃₄N₂O₉S₃Na₂
• CAS Number: 5141-20-8
• Molecular Weight: 792.85
• Colour Index Number: 42095
• Beilstein/REAXYS Number: 5717828
• EC Number: 225-906-5
• MDL number: MFCD00012121
• UNSPSC Code: 12171500
• PubChem Substance ID: 24896295
• NACRES: NA.47

Properties

• product name: Light Green SF Yellowish, certified by the Biological Stain Commission
• grade: certified by the Biological Stain Commission
• Quality Level: 200
• form: powder
• composition: Dye content, ≥65%
• technique(s): titration: suitable
• color: red to dark purple
• mp: 288 °C (dec.) (lit.)
• solubility: H₂O: 1 mg/mL
• application(s): diagnostic assay manufacturing; hematology; histology
• storage temp.: room temp
• SMILES string: [Na+].[Na+].CCN(Cc1cccc(c1)S([O-])(=O)=O)c2ccc(cc2)\C(=C3\C=CC(\C=C3)=[N+](/CC)Cc4cccc(c4)S([O-])(=O)=O)c5ccc(cc5)S([O-])(=O)=O
• InChI: 1S/C37H36N2O9S3.2Na/c1-3-38(25-27-7-5-9-35(23-27)50(43,44)45)32-17-11-29(12-18-32)37(31-15-21-34(22-16-31)49(40,41)42)30-13-19-33(20-14-30)39(4-2)26-28-8-6-10-36(24-28)51(46,47)48;;/h5-24H,3-4,25-26H2,1-2H3,(H2-,40,41,42,43,44,45,46,47,48);;/q;2*+1/p-2
• InChI key: DGOBMKYRQHEFGQ-UHFFFAOYSA-L

Description

General description

Light Green SF Yellowish or Acid Green 5 is a triarylmethane dye that exists as disodium salt. It has the absorption value of 629 nm.

Application

Light Green SF Yellowish functions as an efficient histological stain for collagen. It is also used as colorant for foodstuff and beverages.

Light Green SF Yellowish has been used to determine surface structures of trypsin treated tissue sections and to stain buccal cells for slide scoring.

Biochem/physiol Actions

Light Green SF Yellowish functions as an efficient histological stain for collagen. It is also used as colorant for foodstuff and beverages.

Suitability

Certified for use as a cytological counterstain and as a substitute for aniline blue in Gomori′s one-step trichrome procedure.

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 2
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Gloves, type N95 (US)