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Acid fuchsin

Also known as: Acid Fuchsine, Acid Violet 19, Fuchsin acid, Fuchsin S, Acid Magenta, Acid Rubin, Fuchsine acid, CI 42685, CI Acid Violet 19, Disodium 2-amino-5-[(Z)-(4-amino-3-sulfonatophenyl)(4-iminio-3-sulfonato-2,5-cyclohexadien-1-ylidene)methyl]-3-methylbenzenesulfonate

Acid fuchsin (CAS 3244-88-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C20H19N3Na2O9S3 and a molecular weight of 585.538 g/mol. Key property: a melting point of > 130ºC. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. It is listed by 1 supplier; request a quote for pricing. Record last updated Nov 3, 2026.

CAS No.
3244-88-0
Jingsj CID
J-1109909-9
Molecular Formula
C20H19N3Na2O9S3
Molecular Weight
585.538 g/mol
Category
Organic Acids
Last updated
11/3/2026
Made to Order

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Physicochemical Properties

Melting Point> 130ºC
Exact Mass584.992249
PSA269.80000
LogP5.63530
Additional Property14.3 G/100 ML

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code32041200

Frequently Asked Questions

What is the CAS number of Acid fuchsin?

The CAS number of Acid fuchsin is 3244-88-0.

What are the molecular formula and molecular weight of Acid fuchsin?

Acid fuchsin has molecular formula C20H19N3Na2O9S3 and molecular weight 585.538 g/mol.

Which suppliers offer Acid fuchsin?

1 supplier(s) listed; request a quote for pricing.

Is Acid fuchsin hazardous?

Acid fuchsin has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

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

Last updated:

How to cite: Jingsj. "Acid fuchsin (CAS 3244-88-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1109909-9 (accessed 2026-11-06).

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