Account Sodium 3,3'-dioxo-[2,2'-biindolinylidene]-5,5'-disulfonate
- Catalog No. :
- ACSNPA789
- CAS No. :
- 860-22-0
- Molecular Formula :
- C16H8N2Na2O8S2
- Molecular Weight :
- 466.36
IUPAC Name:sodium (E)-3,3'-dioxo-[2,2'-biindolinylidene]-5,5'-disulfonate
![Sodium 3,3'-dioxo-[2,2'-biindolinylidene]-5,5'-disulfonate structure diagram](/images/productimg/no-pic.svg)
Pack SizePurityList PriceYour PriceGlobal StockUS StockQuantity
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1000g85%$187.00Login to see priceInquiryInquiry
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Product Information
| Product Name | Sodium 3,3'-dioxo-[2,2'-biindolinylidene]-5,5'-disulfonate |
|---|---|
| IUPAC Name | sodium (E)-3,3'-dioxo-[2,2'-biindolinylidene]-5,5'-disulfonate |
| MDL No. | MFCD00005723 |
| Molecular Formula | C16H8N2Na2O8S2 |
| Molecular Weight | 466.36 |
| SMILES | O=C1/C(=C2\NC3=C(C=C(S(=O)(=O)[O-])C=C3)C2=O)NC2=C1C=C(S(=O)(=O)[O-])C=C2.[Na+].[Na+] |
| InChI Key | KHLVKKOJDHCJMG-QDBORUFSSA-L |
| Synonym | Indigo carmine | 860-22-0 | Acid Blue 74 | Indigotindisulfonate sodium | indigocarmine | Indigotine | C.I. ACID BLUE 74 | Sodium 3,3'-dioxo-[2,2'-biindolinylidene]-5,5'-disulfonate | Indigocarmin | C.I. Food Blue 1 | FD&C Blue No. 2 | Food Blue No. 2 | FD & C blue no. 2 | FD and C |
| CAS No. | 860-22-0 |
| PubChem CID | 2723854 |
Safety Data
- Pictogram
- Signal Word
- Warning
- Hazard Statement(s)
- H302
- Precautionary Statement(s)
- P280-P305+P351+P338
![Potassium 3,3'-dioxo-[2,2'-biindolinylidene]-5,5',7-trisulfonate structure diagram](https://xchemchain-prod-1253699568.cos.ap-guangzhou.myqcloud.com/production/attachments/2026/07/22/fith/67627-18-3.png?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=AKIDT0SoARehYSEnT2RxQiomY7TcckkZDlIx%2F20260802%2Fap-guangzhou%2Fs3%2Faws4_request&X-Amz-Date=20260802T015709Z&X-Amz-Expires=86400&X-Amz-SignedHeaders=host&response-content-disposition=attachment%3B%20filename%3D%2267627-18-3.png%22&x-id=GetObject&X-Amz-Signature=2f561694ef4637764bf96979a53dce704848c653bf0f3e981780d99d49447111)