CDS025265
Potassium (E)-3,3′-dioxo-[2,2′-biindolinylidene]-5,5′-disulfonate
AldrichCPR
Synonym(s):
Indigodisulfonate dipotassium salt, dipotassium;2-(3-hydroxy-5-sulfonato-1H-indol-2-yl)-3-oxoindole-5-sulfonate"
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About This Item
Empirical Formula (Hill Notation):
C16H8O8N2S2K2
CAS Number:
Molecular Weight:
498.57
UNSPSC Code:
12352200
MDL number:
NACRES:
NA.21
functional group
ketone, sulfonic acid
SMILES string
[K+].[K+].[S](=O)(=O)([O-])c1cc2c(cc1)N\C(=C3\Nc4c(cc(cc4)[S](=O)(=O)[O-])C\3=O)\C2=O
InChI
InChI=1S/C12H10F17NO3S/c1-2-30(3-4-31)34(32,33)12(28,29)10(23,24)8(19,20)6(15,16)5(13,14)7(17,18)9(21,22)11(25,26)27/h31H,2-4H2,1H3
InChI key
PLXHLMUZUKUFAR-QDBORUFSSA-L
Other Notes
Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of unique chemicals. Sigma-Aldrich does not collect analytical data for this product. Buyer assumes responsibility to confirm product identity and/or purity. All sales are final.
NOTWITHSTANDING ANY CONTRARY PROVISION CONTAINED IN SIGMA-ALDRICH′S STANDARD TERMS AND CONDITIONS OF SALE OR AN AGREEMENT BETWEEN SIGMA-ALDRICH AND BUYER, SIGMA-ALDRICH SELLS THIS PRODUCT "AS-IS" AND MAKES NO REPRESENTATION OR WARRANTY WHATSOEVER WITH RESPECT TO THIS PRODUCT, INCLUDING ANY (A) WARRANTY OF MERCHANTABILITY; (B) WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE; OR (C) WARRANTY AGAINST INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OF A THIRD PARTY; WHETHER ARISING BY LAW, COURSE OF DEALING, COURSE OF PERFORMANCE, USAGE OF TRADE OR OTHERWISE.
NOTWITHSTANDING ANY CONTRARY PROVISION CONTAINED IN SIGMA-ALDRICH′S STANDARD TERMS AND CONDITIONS OF SALE OR AN AGREEMENT BETWEEN SIGMA-ALDRICH AND BUYER, SIGMA-ALDRICH SELLS THIS PRODUCT "AS-IS" AND MAKES NO REPRESENTATION OR WARRANTY WHATSOEVER WITH RESPECT TO THIS PRODUCT, INCLUDING ANY (A) WARRANTY OF MERCHANTABILITY; (B) WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE; OR (C) WARRANTY AGAINST INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OF A THIRD PARTY; WHETHER ARISING BY LAW, COURSE OF DEALING, COURSE OF PERFORMANCE, USAGE OF TRADE OR OTHERWISE.
Storage Class
11 - Combustible Solids
flash_point_f
Not applicable
flash_point_c
Not applicable
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