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Dimethyl benzyl carbinyl acetate (DMBCA)

(2-methyl-1-phenylpropan-2-yl) acetate

Dimethyl phenethyl acetate, 2-Methyl-1-phenyl-2-propyl acetate

Aromatic ester · C₁₂H₁₆O₂

Chemical structure of Dimethyl benzyl carbinyl acetate (DMBCA)
2D structure PubChem / NCI CIR

Chemical info

CAS number CAS
151-05-3
Molecular formula
C₁₂H₁₆O₂
Molecular weight
192.26 g/mol
Origin
Synthetic
Odor family
Floral
Note
Heart
Aroma
Floral and fruity, pear-like with rose and jasmine touches.

History

DMBCA was added to the fragrance allergen list by Regulation (EU) 2023/1545 under the INCI name Dimethyl Phenethyl Acetate.

In perfumery

Widely used in fruity florals and household products for its stability.

Connections

EvokesPear, Rose

Regulatory status

New EU allergen
IFRA 51
No dedicated IFRA Standard in the IFRA library as of Amendment 51.
EU CosReg
Annex III, entry 334.
EU allergen 2023/1545
sung danh Quy (EU) 2023/1545 III, 334). Ghi khi 0.001 da) 0.01 ra 31/7/2026 31/7/2028. Added to the fragrance allergen list by Regulation (EU) 2023/1545 (Annex III, entry 334). Labelling above 0.001% (leave-on) and 0.01% (rinse-off). Non-compliant products could be placed on the market until 31 July 2026 and made available until 31 July 2028.

Sources

  1. NCI/CADD Chemical Identifier Resolver, CAS 151-05-3
  2. IFRA Standards Library, Amendments up to 51
  3. Regulation (EC) No 1223/2009, consolidated text of 18.05.2026, Annexes II and III
  4. Commission Regulation (EU) 2023/1545 amending Annex III (fragrance allergen labelling)