Xylene Cyanol FF

Also known as: Acid Blue 147, Cyanol FF, XC, Xylene Cyanole FF, C.I. 42135, Sodium 4-{(Z)-[4-(ethylamino)-3-methylphenyl][(4Z)-4-(ethyliminio)-3-methyl-2,5-cyclohexadien-1-ylidene]methyl}benzene-1,3-disulfonate

Xylene Cyanol FF (CAS 2650-17-1) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C25H27N2NaO6S2 and a molecular weight of 538.611 g/mol. Key property: a melting point of 295°C. 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. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2650-17-1
Jingsj CID: J-8596-8
Molecular Formula: C₂₅H₂₇N₂NaO₆S₂
Molecular Weight: 538.611 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	295°C
Exact Mass	538.120850
PSA	152.72000
LogP	6.59110

GHS Safety & Compliance

IrritantSignal word: Warning

H315 — Causes skin irritation
H319 — Causes serious eye irritation
H335 — May cause respiratory irritation

Activity & Biological Data

Additional Information	[1]. Li X, et al. Antiparallel DNA double crossover molecules as components for nanoconstruction. Journal of the American Chemical Society, 1996, 118(26): 6131-6140. [2]. Cai L, et al. Determination of iron and aluminum based on the catalytic effect on the reaction of xylene cyanol FF with hydrogen peroxide and potassium periodate[J]. Journal of the Brazilian Chemical Society, 2011, 22: 1987-1992.

Additional Information

[1]. Li X, et al. Antiparallel DNA double crossover molecules as components for nanoconstruction. Journal of the American Chemical Society, 1996, 118(26): 6131-6140. [2]. Cai L, et al. Determination of iron and aluminum based on the catalytic effect on the reaction of xylene cyanol FF with hydrogen peroxide and potassium periodate[J]. Journal of the Brazilian Chemical Society, 2011, 22: 1987-1992.

Customs & Trade Information

HS Code	32041900

Frequently Asked Questions

What is the CAS number of Xylene Cyanol FF?

The CAS number of Xylene Cyanol FF is 2650-17-1.

What are the molecular formula and molecular weight of Xylene Cyanol FF?

Xylene Cyanol FF has molecular formula C25H27N2NaO6S2 and molecular weight 538.611 g/mol.

Is Xylene Cyanol FF hazardous?

Xylene Cyanol FF 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: 8/21/2026

How to cite: Jingsj. "Xylene Cyanol FF (CAS 2650-17-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-8596-8 (accessed 2026-11-06).

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