PRECOCENE II

CAS NO.：644-06-4
Empirical Formula: C13H16O3
Molecular Weight: 220.26
MDL number: MFCD00006816
EINECS: 211-408-5
SAFETY DATA SHEET (SDS)
Update Date: 2026-06-03 11:24:09

What is PRECOCENE II?

Chemical properties

Crystalline Solid

The Uses of PRECOCENE II

Anti-juvenile hormones found in plants that induce reversible precocious metamorphosis and sterilization in insects by suppressing the function of the corpora allata gland

The Uses of PRECOCENE II

Anti-juvenile hormones found in plants that induce reversible precocious metamorphosis and sterilization in insects by suppressing the function of the corpora allata gland.

What are the applications of Application

Precocene ii is a useful insecticidal reagent for proteomics research

Definition

ChEBI: Precocene II is a member of chromenes. It has a role as a member of precocenes.

Synthesis Reference(s)

Journal of Heterocyclic Chemistry, 25, p. 871, 1988 DOI: 10.1002/jhet.5570250333
Synthetic Communications, 20, p. 1347, 1990 DOI: 10.1080/00397919008052847
Tetrahedron Letters, 32, p. 7251, 1991 DOI: 10.1016/0040-4039(91)80489-S

Safety Profile

Questionable carcinogen with experimental carcinogenic data. Mutation data reported. When heated to decomposition it emits acrid smoke and irritating fumes.

Properties of PRECOCENE II

Melting point:	47.50C
Boiling point:	301.2°C (rough estimate)
Density	1.1455 (rough estimate)
refractive index	1.4740 (estimate)
Flash point:	113 °C
storage temp.	-20°C Freezer
solubility	Chloroform (Slightly), Methanol (Slightly)
form	Solid
color	Pale Green to Yellow
CAS DataBase Reference	644-06-4
EPA Substance Registry System	2H-1-Benzopyran, 6,7-dimethoxy-2,2-dimethyl- (644-06-4)