PYRETHRIN I
UNII T018I9EQOL

Substance Identification & Data

This profile provides standardized clinical and technical data for Pyrethrin I, uniquely identified by the FDA Unique Ingredient Identifier (UNII) T018I9EQOL.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 121-21-1 and the RxNorm Concept ID (RxCUI) N/A. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
T018I9EQOL
CAS Registry Number
121-21-1
RxNorm Concept ID
N/A

Detailed Substance Profile

Preferred Name
PYRETHRIN I
Official standardized name for this substance within the FDA UNII nomenclature system.
InChIKey
C21H28O3
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
ROVGZAWFACYCSP-VUMXUWRFSA-N
Line notation for describing the chemical structure and connectivity of atoms.
PubChem CID
Unique identification number in the NCBI database of chemical substances.
Substance Type
chemical
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).
Ingredient Role
C1([C@H](C=C(C)C)[C@H]1C(O[C@@H]2C(=C(C/C=C\C=C)C(C2)=O)C)=O)(C)C

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Pyrethrin I. Identifiers are organized into official regulatory terms, commercial trade names, and technical systematic synonyms used to ensure accurate identification across clinical pharmaceutical databases, regulatory filings, and electronic health records.

Common Names & Synonyms

(1S)-2-METHYL-4-OXO-3-(2Z)-2,4-PENTADIENYLCYCLOPENTEN-1-YL (1R,3R)-2,2-DIMETHYL-3-(2-METHYL-1-PROPENYL)CYCLOPROPANECARBOXYLATE
(Z)-(S)-2-METHYL-4-OXO-3-(PENTA-2,4-DIENYL)CYCLOPENT-2-ENYL (+)-TRANS-CHRYSANTHEMATE
PYRETHRIN I
PYRETHRIN I [HSDB]
PYRETHRIN I [ISO]
PYRETHRIN I [MI]
PYRETHRIN I [WHO-DD]

Systematic Nomenclature

(Z)-(S)-2-METHYL-4-OXO-3-(PENTA-2,4-DIENYL)CYCLOPENT-2-ENYL (1R,3R)-2,2-DIMETHYL-3-(2-METHYLPROP-1-ENYL)CYCLOPROPANECARBOXYLATE