CAS No.5141-20-8,LIGHT GREEN SF YELLOWISH Suppliers,MSDS download

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Basic Information

Molecular Structure:
CAS No.:	5141-20-8
Name:	LIGHT GREEN SF YELLOWISH

Formula:	C₃₇H₃₆N₂Na₂O₉S₃
Molecular Weight:	792.85
Synonyms:	Benzenemethanaminium,N-ethyl-N-[4-[[4-[ethyl[(3-sulfophenyl)methyl]amino]phenyl](4-sulfophenyl)methylene]-2,5-cyclohexadien-1-ylidene]-3-sulfo-,hydroxide, inner salt, disodium salt;C.I. Acid Green 5 (7CI);C.I. Acid Green 5,disodium salt (8CI);Light Green SF (6CI);A F Green No.2;Acid Brilliant GreenSF;Acid Green 5;Acid Green A;Acidal Light Green SF;Acilan Green SFG;AcilanLight Green SFG;Amacid Green G;C.I. 42095;C.I. Food Green 2;D and C GreenNo. 4;FD and C Green No. 2;Fenazo Green 7G;Food Green 2;Green No. 203;Japan Green 205;Japan Green No. 205;Leather Green SF;Light Green Lake;LightGreen SF Yellowish;Light Green SFA;Light Green SFD;Light Green Yellowish;Light SF Yellowish;Lissamine Green SF;Lissamine Lake Green SF;MY/68;Merantine Green SF;NSC 9619;Sulfo Green J;Sumitomo LightGreen SF Yellowish;Yellowish SF Pale Green;benzenemethanaminium, N-ethyl-N-[(1E,4E)-4-[[4-[ethyl[(3-sulfophenyl)methyl]amino]phenyl](4-sulfophenyl)methylene]-2,5-cyclohexadien-1-ylidene]-3-sulfo-, inner salt, sodium salt (1:2);Disodium 3-[(ethyl{(1E,4E)-4-[{4-[ethyl(3-sulfonatobenzyl)amino]phenyl}(4-sulfonatophenyl)methylene]cyclohexa-2,5-dien-1-ylidene}ammonio)methyl]benzenesulfonate;
EINECS:	225-906-5
Melting Point:	290 °C (dec.)(lit.)
Appearance:	deep purple powder, crystals or crystalline powder
Hazard Symbols:	Xn
Risk Codes:	68
Safety:	36/37
PSA:	202.99000
LogP:	8.26930

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Consensus Reports

IARC Cancer Review: Group 3 IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 7 (1987),p. 56.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; Animal Sufficient Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 16 (1978),p. 209.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) . Reported in EPA TSCA Inventory. EPA Genetic Toxicology Program.

Specification

The FD & C Green No.2, with the CAS registry number 5141-20-8 and EINECS registry number 219-091-5, has the systematic name of disodium 3-[(ethyl{(1E,4E)-4-[{4-[ethyl(3-sulfonatobenzyl)amino]phenyl}(4-sulfonatophenyl)methylidene]cyclohexa-2,5-dien-1-ylidene}ammonio)methyl]benzenesulfonate. It is a kind of deep purple powder, crystals or crystalline powder, and belongs to the product category of Organics. And the molecular formula of the chemical is C₃₇H₃₆N₂Na₂O₉S₃. And it is always used as colorants.

The physical properties of FD & C Green No.2 are as followings: (1)#H bond acceptors: 11; (2)#H bond donors: 3; (3)#Freely Rotating Bonds: 12; (4)Polar Surface Area: 194.5 Å².

You should be cautious while dealing with this chemical. It has possible risk of irreversible effects. Therefore, you had better take the following instructions: Wear suitable protective clothing and gloves.

You can still convert the following datas into molecular structure:
(1)SMILES: [Na+].[Na+].[O-]S(=O)(=O)c1cccc(c1)CN(c2ccc(cc2)\C(=C\4/C=C\C(=[N+](\CC)Cc3cccc(c3)S([O-])(=O)=O)/C=C/4)c5ccc(cc5)S([O-])(=O)=O)CC
(2)InChI: InChI=1/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
(3)InChIKey: DGOBMKYRQHEFGQ-NUQVWONBAW

The toxicity data is as follows:

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Source
mouse	LD50	intravenous	700mg/kg (700mg/kg)	Toxicology and Applied Pharmacology. Vol. 44, Pg. 225, 1978.
mouse	LD50	subcutaneous	525mg/kg (525mg/kg)	Zeitschrift fuer Krebsforschung. Vol. 64, Pg. 287, 1961.
rat	LD50	oral	> 2gm/kg (2000mg/kg)	Merck Index. Vol. 11, Pg. 864, 1989.