5,7-dibromo-2-(5,7-dibromo-1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-3H-indol-3-one
- Formula: C16H6Br4N2O2
- Molecular weight: 577.847
- IUPAC Standard InChI: InChI=1S/C16H6Br4N2O2/c17-5-1-7-11(9(19)3-5)21-13(15(7)23)14-16(24)8-2-6(18)4-10(20)12(8)22-14/h1-4,21-22H/b14-13+
- IUPAC Standard InChIKey: PTWYQANXSNMUTI-BUHFOSPRSA-N
- CAS Registry Number: 2475-31-2
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: 5,7-Dibromo-2-(5,7-dibromo-1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-3H-indol-3-one (C.I. Vat Blue 5)
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Phase change data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: William E. Acree, Jr., James S. Chickos
Enthalpy of sublimation
| ΔsubH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 30.8 | 577. | GS | Nishida, Ando, et al., 2008 | Based on data from 519. to 634. K. |
References
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Nishida, Ando, et al., 2008
Nishida, K.; Ando, Y.; Sunagawa, S.; Ogihara, A.; Tanaka, I.; Koukitsu, A.,
Vapour Pressures and Heats of Sublimation of Some Vat Dyes,
J Food Science, 2008, 102, 1, 18-20, https://doi.org/10.1111/j.1478-4408.1986.tb01039.x
. [all data]
Notes
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- Symbols used in this document:
ΔsubH Enthalpy of sublimation - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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