Metanil Yellow

Also known as: Acid Yellow 36, 3-(4-Anilino-phenylazo)-benzolsulfonsaeure,Natriumsalz, 3-(4-Anilinophenylazo)benzenesulfonic acid sodium salt, 3-(4-anilino-phenylazo)-benzenesulfonic acid,sodium salt, 3-[[4-(Phenylamino)phenyl]azo]benzenesulfonic Acid Monosodium Salt, 3-{[4-(phenylamino)-phenyl]azo}benzenesulfonic acid sodium salt, Acid Golden G, Acid Metanil Yellow, Amacid Yellow M, Benzenesulfonic acid, 3-[(E)-2-[4-(phenylamino)phenyl]diazenyl]-, sodium salt (1:1), Benzenesulfonic acid, 3-[[4- (phenylamino)phenyl]azo]-, monosodium salt, Benzenesulfonic acid, m-[(p-anilinophenyl)azo]-, sodium salt, EINECS 209-608-2, Ext. D & C Yellow No.1, Fenazo Yellow M, Kiton Yellow MS, MFCD00007486, Metanil Yellow C, Metanil Yellow E, Metanilgelb extra

Metanil Yellow (CAS 587-98-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C18H14N3NaO3S and a molecular weight of 375.377 g/mol. It is classified under GHS with signal word Warning and hazard statements H317 — May cause an allergic skin reaction. It is listed by 1 supplier; request a quote for pricing. Record last updated Aug 21, 2026.

CAS No.: 587-98-4
Jingsj CID: J-35677-8
Molecular Formula: C₁₈H₁₄N₃NaO₃S
Molecular Weight: 375.377 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	375.065369
PSA	102.33000
LogP	5.90350

GHS Safety & Compliance

IrritantSignal word: Warning

H317 — May cause an allergic skin reaction

Activity & Biological Data

Additional Information	[1]. Sharma UK, et al. Ameliorating efficacy of eugenol against metanil yellow induced toxicity in albino Wistar rats. Food Chem Toxicol. 2019;126:34-40. [2]. Nakano N, et al. Development of a monitoring system for vinyl chloride gas in air by using an HCl monitoring tape and pyrolyzer. Talanta. 1996;43(3):459-463. [3]. Ramchandani S, et al. Effect of oral and parenteral administration of metanil yellow on some hepatic and intestinal biochemical parameters. J Appl Toxicol. 1997;17(1):85-91.

Additional Information

[1]. Sharma UK, et al. Ameliorating efficacy of eugenol against metanil yellow induced toxicity in albino Wistar rats. Food Chem Toxicol. 2019;126:34-40. [2]. Nakano N, et al. Development of a monitoring system for vinyl chloride gas in air by using an HCl monitoring tape and pyrolyzer. Talanta. 1996;43(3):459-463. [3]. Ramchandani S, et al. Effect of oral and parenteral administration of metanil yellow on some hepatic and intestinal biochemical parameters. J Appl Toxicol. 1997;17(1):85-91.

Frequently Asked Questions

What is the CAS number of Metanil Yellow?

The CAS number of Metanil Yellow is 587-98-4.

What are the molecular formula and molecular weight of Metanil Yellow?

Metanil Yellow has molecular formula C18H14N3NaO3S and molecular weight 375.377 g/mol.

Which suppliers offer Metanil Yellow?

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

Is Metanil Yellow hazardous?

Metanil Yellow has GHS signal word Warning and hazard statements H317 — May cause an allergic skin reaction.

What are the upstream and downstream products of Metanil Yellow?

For Metanil Yellow, Downstream Products: N-Phenyl-1,4-phenylenediamine.

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. "Metanil Yellow (CAS 587-98-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-35677-8 (accessed 2026-11-06).

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