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Naphthol Green B

Also known as: Acid Green 1, C.I. Acid Green 1, C.I. 10020, Naphthol Green, C.I. Pigment Green 12, D and C Green 1, Ext D and C Green No. 1, Iron(3+) sodium 5-nitroso-6-oxido-2-naphthalenesulfonate (1:3:3), trisodium,iron(3+),5-nitroso-6-oxidonaphthalene-2-sulfonate, 2-Naphthalenesulfonic acid, 6-hydroxy-5-nitroso-, iron(3+) sodium salt (3:1:3), Ferrate(3-), tris[5,6-dihydro-5-(hydroxyimino)-6-oxo-2-naphthalenesulfonato(2-)-N5,O6]-, trisodium

Naphthol Green B (CAS 19381-50-1) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C30H18FeN3Na3O15S3 and a molecular weight of 878.46100 g/mol. It is listed by 1 supplier; request a quote for pricing. Record last updated Nov 2, 2026.

CAS No.
19381-50-1
Jingsj CID
J-6804-8
Molecular Formula
C30H18FeN3Na3O15S3
Molecular Weight
878.46100 g/mol
Category
Alcohols
Last updated
11/2/2026
Made to Order

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Physicochemical Properties

Exact Mass877.87100
PSA312.72000
LogP9.19460
Additional Property30 mg/mL

Activity & Biological Data

Additional Information[1]. Xiao X, et al. Biodecolorization of Naphthol Green B dye by Shewanella oneidensis MR-1 under anaerobic conditions. Bioresour Technol. 2012 Apr;110:86-90. [2]. https://pubmed.ncbi.nlm.nih.gov/22349191/

Customs & Trade Information

HS Code32041900

Frequently Asked Questions

What is the CAS number of Naphthol Green B?

The CAS number of Naphthol Green B is 19381-50-1.

What are the molecular formula and molecular weight of Naphthol Green B?

Naphthol Green B has molecular formula C30H18FeN3Na3O15S3 and molecular weight 878.46100 g/mol.

Which suppliers offer Naphthol Green B?

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

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

Last updated:

How to cite: Jingsj. "Naphthol Green B (CAS 19381-50-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-6804-8 (accessed 2026-11-06).

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