U.S. Department of Health & Human Services Divider Arrow National Institutes of Health Divider Arrow NCATS

Details

Stereochemistry ACHIRAL
Molecular Formula C18H14N2O7S2.2Na
Molecular Weight 480.422
Optical Activity NONE
Defined Stereocenters 0 / 0
E/Z Centers 1
Charge 0

SHOW SMILES / InChI
Structure of PONCEAU XYLIDINE

SMILES

[Na+].[Na+].CC1=CC(C)=C(C=C1)\N=N\C2=C3C=CC(=CC3=CC(=C2O)S([O-])(=O)=O)S([O-])(=O)=O

InChI

InChIKey=YJVBLROMQZEFPA-LLIZZRELSA-L
InChI=1S/C18H16N2O7S2.2Na/c1-10-3-6-15(11(2)7-10)19-20-17-14-5-4-13(28(22,23)24)8-12(14)9-16(18(17)21)29(25,26)27;;/h3-9,21H,1-2H3,(H,22,23,24)(H,25,26,27);;/q;2*+1/p-2/b20-19+;;

HIDE SMILES / InChI

Molecular Formula C18H14N2O7S2
Molecular Weight 434.443
Charge -2
Count
MOL RATIO 1 MOL RATIO (average)
Stereochemistry ACHIRAL
Additional Stereochemistry No
Defined Stereocenters 0 / 0
E/Z Centers 1
Optical Activity NONE

Molecular Formula Na
Molecular Weight 22.9898
Charge 1
Count
MOL RATIO 2 MOL RATIO (average)
Stereochemistry ACHIRAL
Additional Stereochemistry No
Defined Stereocenters 0 / 0
E/Z Centers 0
Optical Activity NONE

Description

Ponceau xylidine is a component of the Masson's trichrome stain as a red counterstain.

Approval Year

PubMed

Substance Class Chemical
Record UNII
U3J3635T4U
Record Status Validated (UNII)
Record Version