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NOVEL PEG DERIVATIVE
专利权人:
Delta-Fly Pharma; Inc.
发明人:
Kiyoshi ESHIMA,Masakazu FUKUSHIMA
申请号:
US15520956
公开号:
US20170368177A1
申请日:
2015.12.03
申请国别(地区):
US
年份:
2017
代理人:
摘要:
Provided is a new therapeutic agent for a malignant tumor, which is highly safe, sustains an antitumor effect, and can improve the means for administration and the number of times of administration. Disclosed is a compound of Formula (1), or a salt thereof:C[CH2O(CH2CH2O)nCH2CO—R1—R2]4   (1)wherein R1 represents a single bond, —N(R3)(CH2)n1CO—, or —N(R4)(CH2)n2N (R5)CO(CH2)n3CO—;R2 represents a group of Formula (a), (b), (c), (d), (e), or (f):m represents a number of from 10 to 1,000; andan arrow represents a bonding site.
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