Click Here for 5% Off Your First Aladdin Purchase!

Light Green SF Yellowish - reagent grade, high purity , CAS No.5141-20-8

  • AR
Item Number
L113832
Grouped product items
SKUSizeAvailabilityPrice Qty
L113832-1g
1g
In stock
$20.90
L113832-5g
5g
Available within 1-2 weeks(?)
Item is derived from our semi-finished stock and is processed in 1-2 weeks.
$94.90
L113832-25g
25g
Available within 1-2 weeks(?)
Item is derived from our semi-finished stock and is processed in 1-2 weeks.
$141.90
L113832-100g
100g
In stock
$509.90

Cytological counterstain.

View related series
Acid dye

Basic Description

SynonymsLight Green SF Yellowish|Acid Green 5|5141-20-8|Light green SF|C.I. Acid Green 5|Lissamine Green SF|Pencil Green SF|Light Green G|A F Green No.2|Amacid Green G|Light Green S|Sulfo Green J|Light Green CF|Light Green FS|Light Green Lake|D&C Green No. 2|Fena
Specifications & Purityreagent grade
Shipped InNormal
GradeAR
Product 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. Product 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.

Names and Identifiers

Pubchem Sid488182677
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488182677
IUPAC Name disodium;3-[[N-ethyl-4-[[4-[ethyl-[(3-sulfonatophenyl)methyl]azaniumylidene]cyclohexa-2,5-dien-1-ylidene]-(4-sulfonatophenyl)methyl]anilino]methyl]benzenesulfonate
INCHI 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
Canonical SMILES CCN(CC1=CC(=CC=C1)S(=O)(=O)[O-])C2=CC=C(C=C2)C(=C3C=CC(=[N+](CC)CC4=CC(=CC=C4)S(=O)(=O)[O-])C=C3)C5=CC=C(C=C5)S(=O)(=O)[O-].[Na+].[Na+]
Isomeric SMILES CCN(CC1=CC(=CC=C1)S(=O)(=O)[O-])C2=CC=C(C=C2)C(=C3C=CC(=[N+](CC)CC4=CC(=CC=C4)S(=O)(=O)[O-])C=C3)C5=CC=C(C=C5)S(=O)(=O)[O-].[Na+].[Na+]
WGK Germany 2
RTECS BQ4900000
PubChem CID 21223
Molecular Weight 792.85
Beilstein 5717828
Reaxy-Rn 7280401

Certificates

Certificate of Analysis(COA)

Enter Lot Number to search for COA:

To view the certificate results,please click on a Lot number.For Lot numbers from past orders,please use our order status section

22 results found

Lot NumberCertificate TypeDateItem
G2431284Certificate of AnalysisJul 12, 2024 L113832
G2431283Certificate of AnalysisJul 12, 2024 L113832
G2431282Certificate of AnalysisJul 12, 2024 L113832
G2003117Certificate of AnalysisApr 07, 2024 L113832
E23091006Certificate of AnalysisFeb 03, 2023 L113832
E2309991Certificate of AnalysisFeb 03, 2023 L113832
E2309989Certificate of AnalysisFeb 03, 2023 L113832
E2309985Certificate of AnalysisFeb 03, 2023 L113832
E2309979Certificate of AnalysisFeb 03, 2023 L113832
E2309640Certificate of AnalysisFeb 03, 2023 L113832
E2309492Certificate of AnalysisFeb 03, 2023 L113832
E23091002Certificate of AnalysisFeb 03, 2023 L113832
L2205634Certificate of AnalysisOct 09, 2022 L113832
L2205635Certificate of AnalysisOct 09, 2022 L113832
L2205636Certificate of AnalysisOct 09, 2022 L113832
L2205729Certificate of AnalysisOct 09, 2022 L113832
L2205731Certificate of AnalysisOct 09, 2022 L113832
L2205735Certificate of AnalysisOct 09, 2022 L113832
I2222263Certificate of AnalysisAug 22, 2022 L113832
I2222270Certificate of AnalysisAug 22, 2022 L113832
I2222271Certificate of AnalysisAug 22, 2022 L113832
H2131374Certificate of AnalysisAug 10, 2021 L113832

more

Chemical and Physical Properties

SolubilitySoluble in water
Melt Point(°C)288°C

Safety and Hazards(GHS)

Pictogram(s) GHS08
Signal Warning
Hazard Statements

H351:Suspected of causing cancer

Precautionary Statements

P280:Wear protective gloves/protective clothing/eye protection/face protection.

P405:Store locked up.

P501:Dispose of contents/container to ...

P203:Obtain, read and follow all safety instructions before use.

P318:if exposed or concerned, get medical advice.

WGK Germany 2
RTECS BQ4900000
Reaxy-Rn 7280401
Merck Index 5485

Related Documents

Solution Calculators