CAS Registry Number

CAS 87392-07-2 — S)-(-)-Tetrahydro-2-furoic acid

(S)-(-)-Tetrahydro-2-furoic acid is a chiral organic acid with a furan-derived structure, widely used as a building block in pharmaceutical synthesis, chiral auxiliary in asymmetric catalysis, and flavor/perfume intermediate for its distinct lactone-like properties. It appears as a colorless to pale yellow liquid with a mild odor, soluble in organic solvents but sparingly soluble in water. Key catalogue details include a CAS number of 87392-07-2, no signal word classification under CLP/GHS, and a purity typically ≥98% (HPLC). Molekula supplies (S)-(-)-Tetrahydro-2-furoic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.