3,3,6,6-Tetramethoxy-2,7-dioxa-3,6-disilaoctan

Metals -> Metalloid Compounds (Silicon)

Industrial compound

Danger

H301 (10.1%): Toxic if swallowed [Danger Acute toxicity, oral]

P203, P260, P264, P270, P271, P273, P280, P284, P301+P316, P301+P317, P302+P352, P304+P340, P316, P318, P320, P321, P330, P332+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 217 reports by companies from 6 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Chemical: 2,7-Dioxa-3,6-disilaoctane, 3,3,6,6-tetramethoxy-

Status: Cease Manufacture Update: 25-07-2019 https://echa.europa.eu/registration-dossier/-/registered-dossier/25063

1,2-Bis (trimethoxysilyl) ethane: Does not have an individual approval but may be used as a component in a product covered by a group standard. It is not approved for use as a chemical in its own right.

Prolonged or repeated contact with the skin of rabbits causes marked to severe redness, mild swelling, and superficial necrosis; Acute and short-term inhalation studies of experimental animals demonstrate severe mucous membrane damage and epithelial necrosis of the cornea and respiratory tract at concentrations as low as 0.5 ppm; [EPA TSCATS] May cause irritation; May cause pneumonitis and pulmonary edema; May be fatal by inhalation; Targets the eye, kidney, liver, heart, and nerves; [Aldrich MSDS] Produces methanol on contact with moisture or water in the skin, eyes, and mucous membranes leading to irritation and dehydration of overexposed tissue; A severe eye irritant that may cause permanent injury including blindness; A pulmonary toxin that may cause lung injury from overexposure; [Gelest MSDS] See Trimethoxysilane.