Substance Information

REACH registered substance data was upgraded on 9th November. The per substance REACH registration status is being calculated and will be made available as soon as possible.

We apologise for the inconvenience in the meantime.

Substance Infocard


Dimethylnaphthalenesulphonic acid

EC / List no.: 250-461-9

CAS no.: 31091-50-6

Mol. Formula:

Help Help

Key datasets

Help Help

Regulatory context

Here you can find all of the regulations and regulatory lists in which this substance appears, according to the data available to ECHA. This substance has been found in the following regulatory activities (directly, or inheriting the regulatory context of a parent substance):

REACH - Registration, Evaluation, Authorisation and Restriction of Chemicals Regulation
Previous Legislations
  • Substances listed in the EINECS, ELINCS, or NLP inventories.
Help Help

Substance names and other identifiers

Regulatory process names
Dimethylnaphthalenesulphonic acid
EC Inventory
dimethylnaphthalenesulphonic acid
Pre-Registration process
Naphthalenesulfonic acid, dimethyl-
IUPAC names
2,3-dimethylnaphthalene-1-sulfonic acid
Other identifiers
EC Inventory, Pre-Registration process, Other
CAS number

Categories Display