A compound having the structure (A) where R1 is C1 to C5 alkyl, and R2 to R5 are independently selected from H and methyl, having a strong odour and for use as a perfumery ingredient, particularly in Muguet accords/fragrances, is provided.
Oxime Compound and Resist Composition Containing the Same
申请人:MASUYAMA Tatsuro
公开号:US20100021847A1
公开(公告)日:2010-01-28
An oxime compound represented by the formula (I):
wherein Y represents an unsubstituted or substituted n-valent C6-C14 aromatic hydrocarbon group, n represents an integer of 1 to 6, R
1
) represents a C1-C30 aliphatic hydrocarbon group etc., R
2
represents a linear or branched chain C1-C20 aliphatic hydrocarbon group etc., W represents —CO—O— etc., Q
1
and Q
2
each independently represent a fluorine atom etc., Z represents a C1-C20 halogenated aliphatic hydrocarbon group etc, and the resist composition containing the same.
SULFONIUM COMPOUND
申请人:MASUYAMA Tatsuro
公开号:US20100248135A1
公开(公告)日:2010-09-30
The present invention provides a sulfonium compound represented by the formula (I):
wherein Q
1
and Q
2
each independently represent a fluorine atom or a C1-C6 perfluoroalkyl group, R1 represents a C5-C42 organic group having a β-ketoester structure and A
+
represents an organic counter ion, and a chemically amplified photoresist composition comprising the above-mentioned sulfonium compound and a resin comprising a structural unit having an acid-labile group and being insoluble or poorly soluble in an aqueous alkali solution but becoming soluble in an aqueous alkali solution by the action of an acid.
COMPOUND AND PHOTORESIST COMPOSITION CONTAINING THE SAME
申请人:Masuyama Tatsuro
公开号:US20110039209A1
公开(公告)日:2011-02-17
The present invention provides a compound represented by the formula (C1):
wherein R
c2
represents a C6-C10 aromatic hydrocarbon group having at least one nitro group and R
c1
represents a group represented by the formula (1):
wherein R
c4
represents a hydrogen atom etc., R
c5
represents a C1-C30 divalent hydrocarbon group, and R
c3
represents a group represented by the formula (3-1), (3-2) or (3-3):
wherein R
c6
, R
c7
, R
c8
, R
c9
, R
c10
, R
c11
, R
c12
, R
c13
and R
c14
each independently represent a C1-C30 hydrocarbon group, and a photoresist composition comprising a resin, an acid generator and the compound represented by the formula (C1).