1‑Chloro‑6,6‑dimethyl‑2‑heptene‑4‑yne, CAS#126764‑17‑8
1‑Chloro‑6,6‑dimethyl‑2‑heptene‑4‑yne acts as a critical synthetic building block for manufacturing Terbinafine, a well‑known orally‑administered allylamine‑class antifungal active pharmaceutical ingredient. This key intermediate participates in core coupling reactions during API production, and its quality directly influences the purity and performance of the final finished drug product.
Terbinafine is widely prescribed for multiple dermatophyte‑caused fungal disorders. It delivers therapeutic effects against fungal infections affecting the scalp, body skin, groin ringworm, athlete’s foot (tinea pedis), as well as fungal infections of both fingernails and toenails (onychomycosis)HPRA .... As a fundamental raw material for this mainstream antifungal medicine, this compound has stable market demand within global pharmaceutical manufacturing chains.

1-Chloro-6,6-dimethyl-2-heptene-4-yne Chemical Properties |
Boiling point | 207-208°C |
density | 0.946 |
Fp | 75°C |
refractive index | 1.4850 |
storage temp. | Sealed in dry,2-8°C |
solubility | Chloroform, Ethyl Acetate (Slightly), Hexane (Slightly), Methanol (Slightly) |
form | Oil |
color | Colourless to Pale Yellow |
Stability: | Light Sensitive |
InChI | InChI=1S/C9H13Cl/c1-9(2,3)7-5-4-6-8-10/h4,6H,8H2,1-3H3 |
InChIKey | ZIXABMZBMHDFEZ-UHFFFAOYSA-N |
SMILES | C(Cl)C=CC#CC(C)(C)C |
CAS DataBase Reference | 126764-17-8(CAS DataBase Reference) |
Safety Information |
Hazard Codes | Xi |
Risk Statements | 36/37/38 |
Safety Statements | 26-37 |
Hazard Note | Irritant |
HS Code | 29032990 |
Product Application Of 1‑Chloro‑6,6‑dimethyl‑2‑heptene‑4‑yne CAS#126764‑17‑8
This high‑value organic intermediate serves as an indispensable synthetic building block for manufacturing Terbinafine (product code T107500), a well‑established broad‑spectrum allylamine antifungal active pharmaceutical ingredient. Its unique alkene‑alkyne molecular skeleton participates in core synthetic coupling steps during API production, and the quality of this intermediate directly influences the purity and final yield of Terbinafine finished drug substance. It is mainly dedicated to pharmaceutical fine‑chemical synthesis workflows and is not designed for direct end‑use as finished medicine.
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