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Violanthrone

Also known as: C.I. Vat Blue 20, C.I. Pigment Blue 65, Dibenzanthrone, Anthra[9,1,2-cde]benzo[rst]pentaphene-5,10-dione, Vat Blue BO, Vat Dark Blue BO, Vat Blue 18, Ahcovat Dark Blue BO, Bianthrone A, Irgalite Blue 2R, Paradone Dark Blue, Solanthrene Dark Blue B, Solanthrene Dark Blue BA, Solanthrene Dark Blue F-BA, Tinon Dark Blue BO, Tinon Dark Blue BOA, Vat Blue-20, sandothrenedarkbluenbo, sandothrenedarkbluenboa, sandothrenedarkbluenmba

Violanthrone (CAS 116-71-2) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C34H16O2 and a molecular weight of 456.490 g/mol. Key property: a density of 1.5±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
116-71-2
Jingsj CID
J-1993310-9
Molecular Formula
C34H16O2
Molecular Weight
456.490 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Density1.5±0.1 g/cm3
Exact Mass456.115021
PSA34.14000
LogP9.13
Refractive Index1.926

Customs & Trade Information

HS Code2914399090
Summary2914399090. other aromatic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Violanthrone?

The CAS number of Violanthrone is 116-71-2.

What are the molecular formula and molecular weight of Violanthrone?

Violanthrone has molecular formula C34H16O2 and molecular weight 456.490 g/mol.

What are the upstream and downstream products of Violanthrone?

For Violanthrone, Upstream Products: 3-Bromobenzanthrone, Benzanthrone; Downstream Products: 16,17-Dihydroxyviolanthrone, Vat Green 1.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Violanthrone (CAS 116-71-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1993310-9 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.