2,4-Diaminoanisole sulfate

Description

2,4-Diaminoanisole sulfate · CAS 39156-41-7 · C7H10N2O.H2O4S. UNII N4U4U64VRF. Solubility: 10 to 50 mg/mL at 65.3 °F (NTP, 1992).

Identification

CAS Registry Number	39156-41-7
PubChem CID	38221
Molecular formula	C7H10N2O.H2O4S
IUPAC name	4-methoxybenzene-1,3-diamine;sulfuric acid
UNII (FDA)	N4U4U64VRF

Computed Descriptors

Molecular Weight	236.25
Hydrogen Bond Donor Count	4
Hydrogen Bond Acceptor Count	7
Rotatable Bond Count	1
Exact Mass	236.04669266
Monoisotopic Mass	236.04669266
Topological Polar Surface Area	144
Heavy Atom Count	15
Formal Charge	0
Complexity	189

Physical & Chemical Properties

Solubility	10 to 50 mg/mL at 65.3 °F (NTP, 1992)

Physical description & handling notes

• 2,4-diaminoanisole sulfate appears as off-white to violet or dark brown powder. Emits toxic fumes of nitrogen oxides and sulfur oxides when heated to decomposition.
• Off-white to violet solid; [Merck Index] Brown-grey powder; [MSDSonline]
• OFF-WHITE TO VIOLET POWDER
• 372 to 378 °F (decomposes) (NTP, 1992)
• SOLUBLE IN WATER & ETHANOL
• Insoluble in sodium hydroxide

Regulatory Status

Regulatory & Food Contact	CIR / INCI: Cosmetics ingredient -> Moisturizing/Humectant CIR / INCI: Cosmetic ingredients (4-Methoxy-m-Phenylenediamine Sulfate) -> CIR (Cosmetic Ingredient Review)

GHS Hazard Classification

Reported hazard statements	H302, H341, H350, H411, H312 (100%), H332 (100%)

Documented Uses

• CIR ingredient: 4-Methoxy-m-Phenylenediamine Sulfate
• Used to make hair and fur dyes, as an intermediate for C.I. Basic Brown 2, and as a corrosion inhibitor for steel; [Merck Index] Used as a diagnostic reagent and as an oxidation base for dyeing furs; [HSDB]
• Used as diagnostic agents and as development-requiring agents.
• Cosmetics product ingredient: 2,4-Diaminoanisole sulfate
• METHOXYLATION OF 2,4-DINITRO-1-CHLOROBENZENE FOLLOWED BY REDUCTION WITH IRON AND TREATMENT WITH SULFURIC ACID
• 1,3-Benzenediamine, 4-methoxy-, sulfate (1:?): INACTIVE

Synonyms

2,4-DIAMINOANISOLE SULFATE; 39156-41-7; Pelagol Grey; Durafur Brown MN; Furro SLA; Ursol SLA; Pelagol Grey SLA; Nako TSA; BASF Ursol SLA; Fouramine BA; Fourrine SLA; Pelagol BA; Pelagol SLA; Renal SLA; Fourrine 76; Zoba SLE

Frequently Asked Questions

What are the CAS number and molecular formula of 2,4-Diaminoanisole sulfate?

CAS 39156-41-7; molecular formula C7H10N2O.H2O4S; molecular weight — g/mol.

What other names is 2,4-Diaminoanisole sulfate known by?

2,4-DIAMINOANISOLE SULFATE, 39156-41-7, Pelagol Grey, Durafur Brown MN, Furro SLA, Ursol SLA.

What is the regulatory status of 2,4-Diaminoanisole sulfate?

Documented regulatory listings: CIR / INCI: Cosmetics ingredient -> Moisturizing/Humectant; CIR / INCI: Cosmetic ingredients (4-Methoxy-m-Phenylenediamine Sulfate) -> CIR (Cosmetic Ingredient Review).

Is 2,4-Diaminoanisole sulfate classified as hazardous?

Hazard statements reported: H302, H341, H350, H411, H312.

What are the key physical properties of 2,4-Diaminoanisole sulfate?

Solubility: 10 to 50 mg/mL at 65.3 °F (NTP, 1992).

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.