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CAS 1 record

CAS 99-98-9

CAS 99-98-9 matches 1 EU annex record across Annex II–VI of Regulation 1223/2009.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 99-98-9
CAS 99-98-9PubChem CID 7472

N,N-dimethyl-p-phenylenediamine

N,N-dimethyl-1,4-phenylenediamine is a diamine and a substituted aniline. — ChEBI

IUPAC name
4-N,4-N-dimethylbenzene-1,4-diamine
Molecular formula
C8H12N2
Molecular weight
136.19 g/mol
Exact mass
136.100048391 Da
XLogP3
1.8
Topological polar surface area
29.3 Ų
Hydrogen-bond donors
1
Hydrogen-bond acceptors
2
Covalent units
1
Defined stereocentres
0

Also known as

N,N-Dimethyl-1,4-phenylenediaminep-Aminodimethylaniline4-(Dimethylamino)anilinep-Amino-N,N-dimethylanilineDimethyl-p-phenylenediaminep-(Dimethylamino)anilineN,N-Dimethyl-1,4-benzenediaminep-Dimethylaminophenylamine
16 more reported names
N,N-DIMETHYL-P-BENZENEDIAMINE4-(Dimethylamino)benzenaminep-Phenylenediamine, N,N-dimethyl-N,N-dimethylbenzene-1,4-diamineDimethyl-para-phenylenediamineC.I. 76075CI 760757GZH2FMK7XNSC-1493CHEBI:15783RefChem:822566202-807-5N1,N1-Dimethylbenzene-1,4-diamineDMPD4-Amino-N,N-dimethylaniline1,4-Benzenediamine, N,N-dimethyl-
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External database identifiers

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 99-98-9

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No records found for this CAS number.

How CAS 99-98-9 is used on this site

CAS 99-98-9 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 1 EU annex record shares this identifier, which helps you cross-check whether the same substance appears under one regulatory context or several.

Use this page when a supplier specification, SDS or raw-material dossier gives you CAS 99-98-9 and you need to see every linked Annex II–VI record in one place. The entry cards above are the quickest route to concentration limits, warnings, annex placement and product-type conditions.