Lot numbers can be found on the outside label of a product:
Violanthrone
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CAS No. 116-71-2
- Cat. No. CS-0070037
- PurityStrength ≥290%
- MDL No.MFCD00046330
*For research and further manufacturing use only, not for direct human use.
Structure of 116-71-2
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General Information
- CAS No. 116-71-2
- Cat. No. CS-0070037
- Purity Strength ≥290%
- MDL No. MFCD00046330
- Storage Store at room temperature
- Shipping Room temperature in continental US; may vary elsewhere.
- Molecular Formula C₃₄H₁₆O₂
- Molecular Weight 456.49
- Synonym(s) Dibenzanthrone; Vat Dark Blue BO
- SMILES O=C1C2=C(C(C=CC3=C45)=C4C1=CC=C5C6=C7C3=CC=C8C9=C(C(C(C=C6)=C78)=O)C=CC=C9)C=CC=C2
Description
Violanthrone is a high-performance organic pigment featuring a fused, planar polycyclic architecture that delivers exceptional lightfastness and chemical stability. This robust chromophore exhibits strong absorption in the visible spectrum, enabling vivid coloration in demanding applications. The extended conjugation enhances charge delocalization, contributing to its resistance to degradation under UV exposure.
Application
Violanthrone serves as a robust, bench-stable chromophore enabling efficient access to extended quinoid systems. Its fused polycyclic structure facilitates direct incorporation into conjugated materials via standard coupling reactions, offering high thermal stability and strong visible-light absorption. Functions effectively as a building block in the synthesis of advanced organic semiconductors and dyes, with excellent functional group tolerance and straightforward purification.
Synthesis
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Route1
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116-96-1 - ~%
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In-stock
116-71-2
References
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DE589079 , ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 19, p. 2129 DE599795 , ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 19, p. 2130 GB278112 , ; GB501403 , ;
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Route2
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![3-Bromo-7H-benzo[de]anthracen-7-one|CS-0070958](https://file.chemscene.com/productPIC/CS-0070958.gif)
81-96-9 - ~19%
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In-stock
82-05-3 -
In-stock
116-71-2
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116-96-1
References
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Shigalevskii, V. A.; Borodina, A. V.; Kozyuberda, L. I. Journal of Organic Chemistry USSR (English Translation), 1987 , vol. 23, # 7 p. 1413 - 1414 Zhurnal Organicheskoi Khimii, 1987 , vol. 23, # 7 p. 1572 - 1573
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Route3
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In-stock
82-05-3
- ~%
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In-stock
116-71-2
References
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US2293783 , ; DE611012 , ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 21, p. 1125 US1993667 , ; US1993668 , ;
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Safety Information
Download SDS|
GHS Pictogram :
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GHS No : GHS07
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Signal Word : Warning
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UN#: N/A
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Class : N/A
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Packing Group : N/A
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Hazard Statements : H302-H315-H319-H335
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Precautionary Statements : P261-P264-P270-P271-P280-P302+P352-P304+P340-P330-P362+P364-P405-P501
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Quality Control
Computational Chemistry Data
- TPSA 34.14
- LogP 7.946
- H_Acceptors 2
- H_Donors 0
- Rotatable_Bonds 0
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