E-code guide
E242Dimethyl Dicarbonate
HalalPreservative
E242

Dimethyl Dicarbonate

Preservative

SANHA classifies this as halal.
Based on 1 cited authority. Confidence: medium.

What authorities say

1 authority on record
1says Halal
Saying Halal1 of 1

Why this verdict

E242 is dimethyl dicarbonate, a preservative added to soft drinks, sports drinks, and flavoured waters to control yeast and bacteria. SANHA classifies E242 as Halaal. SANHA is the only authority in the source corpus to publish a position on this preservative. It is produced synthetically.

Common questions

Is E242 halal?

Dimethyl Dicarbonate (E242) is classified halal. SANHA classifies it as halal.

What is E242 made from?

Dimethyl Dicarbonate (E242) is produced synthetically.

Only SANHA has a published position on this additive. The verdict is provisional until more authorities weigh in.
Last reviewed by the HalalHQ research team in May 2026.
E242 Dimethyl Dicarbonate: Halal | HalalHQ E-code guide