Isoindigotin
Also known as: Isoindigo, (3E)-3,3'-biindole-2,2'(1H,1'H)-dione, (3E)-3-(2-oxo-1H-indol-3-ylidene)-1H-indol-2-one, 2H-Indol-2-one, 3-(1,2-dihydro-2-oxo-3H-indol-3-ylidene)-1,3-dihydro-, (3E)-, 3,3'-Biindolinylidene-2,2'-dione, Indin, trans-isoindigo
Isoindigotin (CAS 476-34-6) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C16H10N2O2 and a molecular weight of 262.26 g/mol. Key properties include a boiling point of 576.3±50.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 245.1±30.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 476-34-6
- Jingsj CID
- J-1956720-5
- Molecular Formula
- C16H10N2O2
- Molecular Weight
- 262.26 g/mol
- Category
- Organic Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 576.3±50.0 °C at 760 mmHg |
|---|---|
| Density | 1.4±0.1 g/cm3 |
| Flash Point | 245.1±30.3 °C |
| Exact Mass | 262.074219 |
| PSA | 65.18000 |
| LogP | 1.25 |
| Vapor Pressure | 0.0±1.6 mmHg at 25°C |
| Refractive Index | 1.709 |
| Storage Conditions | -20℃ |
Activity & Biological Data
| Additional Information | [1]. Lei T, Wang JY, Pei J. Design, synthesis, and structure-property relationships of isoindigo-based conjugated polymers. Acc Chem Res. 2014 Apr 15;47(4):1117-26. [2]. Stalder R, et al. Isoindigo, a versatile electron-deficient unit for high-performance organic electronics[J]. Chemistry of Materials, 2014, 26(1): 664-678. |
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Frequently Asked Questions
What is the CAS number of Isoindigotin?
The CAS number of Isoindigotin is 476-34-6.
What are the molecular formula and molecular weight of Isoindigotin?
Isoindigotin has molecular formula C16H10N2O2 and molecular weight 262.26 g/mol.
What are the upstream and downstream products of Isoindigotin?
For Isoindigotin, Downstream Products: isatin, 3-hydrazinylindol-2-one, Indole.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Isoindigotin (CAS 476-34-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1956720-5 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.