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KBeauty Verified™ — K-beauty checked against official records from Korea, the EU and the U.S.

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Chlormethine hydrochloride; Mechlorethamine hydrochloride; Diethylamine, 2,2'-dichloro-N-methyl, hydrochloride

Korean: 클로르메틴하이드로클로라이드;메클로르에탄민하이드로클로라이드;다이에틸아민,2,2'-다이클로로-N-메틸,하이드로클로라이드 · CAS 55-86-7 ·

KR South Korea (MFDS)

Prohibited MFDS prohibited ingredients

Source: MFDS — cosmetic ingredient use restrictions · checked Oct 17, 2026

EU European Union (CosIng)

No specific rule on file.

US United States (FDA)

No specific rule on file. The FDA regulates few cosmetic ingredients by name; no rule does not mean approval.

Other markets

How Chlormethine hydrochloride; Mechlorethamine hydrochloride; Diethylamine, 2,2'-dichloro-N-methyl, hydrochloride is treated in 6 more markets, from the overseas cosmetic regulation database compiled by Korea's MFDS. Always confirm with the regulator of that country before selling there.

Market	Status	Conditions
CN China	Prohibited	—
AS ASEAN (10 countries)	Prohibited	—
TW Taiwan	Prohibited	—
CA Canada	Prohibited	—
BR Brazil	Prohibited	—
AR Argentina	Prohibited	—

Source: MFDS cosmetic ingredient use restrictions — overseas regulations · checked Oct 17, 2026

Also listed as

Chlormethine hydrochloride; Mechlorethamine hydrochloride; Diethylamine, 2,2'-dichloro-N-methyl, hydrochloride 클로르메틴하이드로클로라이드;메클로르에탄민하이드로클로라이드;다이에틸아민,2,2'-다이클로로-N-메틸,하이드로클로라이드

Information only, not medical advice. Rules change — always check the linked official source. If you are pregnant, have a skin condition or allergies, ask a dermatologist or pharmacist.

Frequently asked questions

Is Chlormethine hydrochloride; Mechlorethamine hydrochloride; Diethylamine, 2,2'-dichloro-N-methyl, hydrochloride banned in the European Union?

We found no specific rule for it in the EU's CosIng records. That is not an approval or a safety statement.

Is Chlormethine hydrochloride; Mechlorethamine hydrochloride; Diethylamine, 2,2'-dichloro-N-methyl, hydrochloride banned in South Korea?

In Korea's MFDS records it is listed as “Prohibited” (MFDS — cosmetic ingredient use restrictions).

Is Chlormethine hydrochloride; Mechlorethamine hydrochloride; Diethylamine, 2,2'-dichloro-N-methyl, hydrochloride allowed in cosmetics in the U.S.?

We found no specific rule for it in the FDA's records. That is not an approval or a safety statement.

What is Chlormethine hydrochloride; Mechlorethamine hydrochloride; Diethylamine, 2,2'-dichloro-N-methyl, hydrochloride called on Korean labels?

Korea's MFDS standard Korean name is 클로르메틴하이드로클로라이드;메클로르에탄민하이드로클로라이드;다이에틸아민,2,2'-다이클로로-N-메틸,하이드로클로라이드.

What is the CAS number of Chlormethine hydrochloride; Mechlorethamine hydrochloride; Diethylamine, 2,2'-dichloro-N-methyl, hydrochloride?

CAS 55-86-7 (from official records).