[4-[bis[4-(dimethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidene]dimethylammonium acetate

N-[4-[双[4-(二甲氨基)苯基]亚甲基]-2,5-环己二烯-1-亚基]-N-甲基甲铵乙酸盐

Also known as: C.I. Basic Violet 3 acetate, Methanaminium, N-[4-[bis[4-(dimethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidene]-N-methyl-, acetate (1:1), Crystal violet acetate, EINECS 267-847-8

[4-[bis[4-(dimethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidene]dimethylammonium acetate (CAS 67939-65-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C27H33N3O2 and a molecular weight of 431.57000 g/mol. It is also known as C.I. Basic Violet 3 acetate, Methanaminium, N-[4-[bis[4-(dimethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidene]-N-methyl-, acetate (1:1) and Crystal violet acetate. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
67939-65-5
Jingsj CID
J-1613091-1
Molecular Formula
C27H33N3O2
Chinese Name
N-[4-[双[4-(二甲氨基)苯基]亚甲基]-2,5-环己二烯-1-亚基]-N-甲基甲铵乙酸盐
Molecular Weight
431.57000 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of [4-[bis[4-(dimethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidene]dimethylammonium acetate?

The CAS number of [4-[bis[4-(dimethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidene]dimethylammonium acetate is 67939-65-5.

What are the molecular formula and molecular weight of [4-[bis[4-(dimethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidene]dimethylammonium acetate?

[4-[bis[4-(dimethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidene]dimethylammonium acetate has molecular formula C27H33N3O2 and molecular weight 431.57000 g/mol.

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

Last updated:

How to cite: Jingsj. "[4-[bis[4-(dimethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidene]dimethylammonium acetate (CAS 67939-65-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1613091-1 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.