4,4'-Bis(dimethylamino)diphenylmethane

Description

4-(4-(dimethylamino)benzyl)-N,N-dimethylbenzenamine · CAS 137198-51-7 · C17H22N2. UNII L6SPP9K4WQ. Boiling Point: 734 °F at 760 mmHg (NTP, 1992); Boiling Point: 390 °C decomposes; Boiling Point: BP: 155-157 °C at 0.1 mm Hg.

Identification

Computed Descriptors

Physical & Chemical Properties

Physical description & handling notes

• Yellowish glistening leaflets or plates or tan crystals. Weak odor. Sublimes without decomposition. (NTP, 1992)
• Yellowish solid; [Hawley] Crystalline powder; [MSDSonline]
• Lustrous leaflets
• Yellowish leaflets or glistening plates
• Platelets or tablets from alcohol, ligand
• less than 1 mg/mL at 72 °F (NTP, 1992)

GHS Hazard Classification

Documented Uses

• Used to manufacture dyes and as a reagent for lead; [Merck Index]
• Has been used in manufacture of dyes. As reagent for lead.
• ... Used as an intermediate in the manufacture of at least six dyes and one pigment (including Methylene Red and C.I. Basic Yellow 2, Basic Orange 14, Solvent Orange 15, and Solvent Yellow 34). Its hydrochloride salt is used as an analytical reagent for the determination of lead.
• Prepared by heating dimethylaniline with 40% formaldehyde and concentrated hydrochloric acid; ... from dimethylaniline + diacetylperoxide; from dimethylaniline + tert-butylperbenzoate.
• Production volumes for non-confidential chemicals reported under the Inventory Update Rule. [Table#4233]
• [US EPA; Non-confidential Production Volume Information Submitted by Companies for Chemicals Under the 1986-2002 Inventory Update Rule (IUR). Benzenamine, 4,4'-methylenebis

Synonyms

4,4'-Methylenebis(N,N-dimethylaniline); Michler's base; Methane base; Bis[4-(dimethylamino)phenyl]methane; Michler's hydride; Methylene base; Michler's methane; Reduced michler'S ketone; 4,4'-Bis(dimethylamino)diphenylmethane; Arnold's base; Tetramethyldiaminodiphenylmethane; Bis(4-(N,N-dimethylamino)phenyl)methane; 4,4'-Tetramethyldiaminodiphenylmethane; Baze michlerova; 4,4'-Methylenebis(N,N-dimethyl)benzenamine; 4,4'-(Dimethylamino)diphenylmethane

Frequently Asked Questions

What are the CAS number and molecular formula of 4-(4-(dimethylamino)benzyl)-N,N-dimethylbenzenamine?

CAS 137198-51-7; molecular formula C17H22N2; molecular weight — g/mol.

What other names is 4-(4-(dimethylamino)benzyl)-N,N-dimethylbenzenamine known by?

4,4'-Methylenebis(N,N-dimethylaniline), Michler's base, Methane base, Bis[4-(dimethylamino)phenyl]methane, Michler's hydride, Methylene base.

Is 4-(4-(dimethylamino)benzyl)-N,N-dimethylbenzenamine classified as hazardous?

Hazard statements reported: H350, H400, H410, H373, H303.

What are the key physical properties of 4-(4-(dimethylamino)benzyl)-N,N-dimethylbenzenamine?

Boiling Point: 734 °F at 760 mmHg (NTP, 1992); Boiling Point: 390 °C decomposes; Boiling Point: BP: 155-157 °C at 0.1 mm Hg; Boiling Point: BP: 183 °C at 3 mm Hg.

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.