Ingredient

alfentanil

⚠ EU Restricted

Identification

CAS Number 71195-58-9
EINECS / EC -
CosIng Ref 81427
Chemical Name N-[1-[2-(4-ethyl-5-oxotetrazol-1-yl)ethyl]-4-(methoxymethyl)piperidin-4-yl]-N-phenylpropanamide
IUPAC Name
Formula C21H32N6O3
Mol. Weight 416.5 g/mol
SMILES CCC(=O)N(C1=CC=CC=C1)C2(CCN(CC2)CCN3C(=O)N(N=N3)CC)COC
InChIKey IDBPHNDTYPBSNI-UHFFFAOYSA-N

Function & Classification

EU Regulatory Status

🇪🇺
⚠ Restricted — EU Reg. 1223/2009 II

Safety Profile

No toxicology data available yet for this ingredient.

Check SCCS opinions or CIR reports for published safety assessments.

NOAEL · Dermal Absorption % · Sensitization

Formulation Guidelines

Usage level, pH range, solubility and addition phase not yet available.

Usage Level % · Addition Phase · Solubility

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Documents

External Resources