Patent ID: 11905174
Assignee: ENTEGRIS, INC.
Field: Materials, metallurgy (Chemistry)
Classification: CPC C | IPC C

Claim 0:
1. A method for preparing a compound having the formula (I):

(H)xSi(I)y  (I);

wherein x is 1 or 2, y is 2 or 3, and the sum of x plus y is 4, the method comprising:
contacting a compound of the formula (A):

(H)xSi(N(R1)(R2))y  (A);

wherein (i) each R1 and each R2 is independently chosen from a C1-C6 alkyl group, a C3-C8 cycloaliphatic group, or hydrogen, or (ii) R1 and R2 are taken together with the nitrogen atom to which they are bonded to form a C4-C7 nitrogen-containing saturated or aromatic ring, provided that no more than one of R1 and R2 is hydrogen;

with a compound of the formula:, wherein R3 is chosen from C1-C6 alkyl, C1-C6 substituted alkyl, benzyl, substituted benzyl, biphenyl, naphthyl, phenyl, or substituted phenyl,

to produce a compound of formula (I).