6938. Oxidimethiin

Nomenclature

CAS number: 55290-64-7
2,3-Dihydro-5,6-dimethyl-1,4-dithiin 1,1,4,4-tetraoxide; tetrathiin; UBI-N252; Harvade (Uniroyal).
C6H10O4S2; mol wt 210.27.
C 34.27%, H 4.79%, O 30.44%, S 30.50%.

Description and references

Prepn: A. D. Brewer et al., FR 2228429 corresp to US 3920438 (1974, 1975 to Uniroyal). Activity: R. W. Neidermyer et al., Proc. 12th Br. Weed Control Conf. 3, 959 (1974). Crystal structure: S. K. Arora et al., Acta Crystallogr. B34, 2918 (1978).

Chemical structure

Properties

Long white needles from water, mp 166-168°.

Use

Plant growth regulator.