Light Green SF Yellowish

SIAL/L5382 - powder or crystals

Synonym: Acid Green 5

CAS Number: 5141-20-8
Empirical Formula (Hill Notation): C₃₇H₃₄N₂Na₂O₉S₃
Molecular Weight: 792.85
EC Number: 225-906-5
MDL Number: MFCD00012121
Linear Formula: C₃₇H₃₄N₂O₉S₃Na₂
Product Type: Chemical

Catalog Number	PKG Qty.	Price


45-L5382-10G	10 g	$71.10 1/EA	Add To Favorites
45-L5382-25G	25 g	$157.00 1/EA	Add To Favorites
45-L5382-100G	100 g	$427.00 1/EA	Add To Favorites

This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: L5382-100G

Properties
Descriptions
Safety Info.
Basic Data

ε_max	>600 at 631-634 nm in water
application(s)	diagnostic assay manufacturing hematology histology
color	dark red to purple
form	powder or crystals
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
mp	288 °C (dec.) (lit.)
Quality Level	100
SMILES string	[Na+].[Na+].CCN(Cc1cccc(c1)S([O-])(=O)=O)c2ccc(cc2)C(=C3C=CC(C=C3)=[N+](/CC)Cc4cccc(c4)S([O-])(=O)=O)c5ccc(cc5)S([O-])(=O)=O
solubility	water: 10 mg/mL, clear
storage temp.	room temp

Application:	Light green SF is generally used as a cytoplasmic counterstain with nuclear stains like safranine and Feulgen stain. In histopatology, it is used for collagen fiber staining in Masson′s trichrome, Papanicolaou cytological polychrome stains, and Twort stain for microorganisms in tissue sections. It is a constituent of polychrome staining method used for differentiating secretory cells of the pituitary gland. Light green SF also stains the cellulose cell walls of plant cells.
General description:	Light green SF yellowish (LGSFY) is a disodium salt of an acid triphenylmethane dye. It is also known as Light Green, Lissamine Green SF, Food Green 2, Green No. 205, Acid Green, Acid Brilliant Green 5, and Acid Brilliant Green SF. LGSFY is an important component of Papanicolaou stains in addition to eosin Y and bismark brown Y. Light green SF yellowish is a histological stain for collagen and a permitted colorant for foodstuffs and beverages.
Packaging:	10, 25, 100 g in glass bottle

RIDADR	NONH for all modes of transport
WGK Germany	WGK 2
Flash Point(F)	Not applicable
Flash Point(C)	Not applicable

mp	288 °C (dec.) (lit.)
Storage Temp.	room temp
Colour Index Number	42095
UNSPSC	12171500

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