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METHOXYETHANOL ACETATE.

Avoid CAS 110-49-6 / SOLVENT, VISCOSITY CONTROLLING

Methoxyethanol Acetate, also known as 2-Methoxyethyl acetate, is a solvent that readily penetrates the skin barrier. Upon absorption, it metabolizes into methoxyacetic acid, a compound associated with severe systemic toxicity. Topically, it exhibits a significant defatting effect on the skin.

solvent

Science

This compound efficiently permeates the skin. Once absorbed, it undergoes a two-step metabolic conversion: initially to 2-methoxyethanol, and subsequently into methoxyacetic acid via alcohol dehydrogenase. Methoxyacetic acid is the primary toxic metabolite, responsible for systemic adverse effects on the blood, central nervous system, liver, kidneys, and reproductive system. On the skin surface, its defatting action can severely strip natural lipids, leading to dryness and potential barrier compromise.


Research

Insufficient-data confidence
Effective range N/A
Optimal

N/A


Transparency

Not commonly dusted

The Formula

Solubility
Both
Optimal pH N/A
0 7 14

Stability

Methoxyethanol Acetate demonstrates stability in aqueous solutions but can readily react with various organic or acid compounds. There is a presumptive risk of forming explosive peroxides, particularly upon exposure to air and water.

Conflicts

  • strong oxidants
  • strong bases
  • strong acids
  • nitrates

Safety

CIR Status
Not reviewed
Max tested
0%
Pregnancy
Caution
Sensitization risk High

The SCCNFP (Scientific Committee on Cosmetic Products and Non-Food Products intended for Consumers) has explicitly stated that Methoxyethanol Acetate and related glycol ethers pose significant health risks in cosmetic applications, classifying them as Category 2 reproductive toxicants under Directive 67/548/EEC. Norway has already implemented a ban on its use in cosmetic products. Evidence suggests related chemicals, such as ethoxyethanol acetate, are absorbed dermally and act as reproductive and developmental toxicants. Due to its severe documented toxicity, it is unequivocally considered unsafe for use in skincare products at any concentration.


Your Skin

No Normal
No Dry
No Oily
No Sensitive
Irritancy High
Comedogenicity Unknown

Our Assessment

Avoid

Given its severe systemic toxicity, documented reproductive harm, and high irritancy upon dermal absorption, Methoxyethanol Acetate is unequivocally unsafe and must be avoided in all skincare applications.


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