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propyl isovalerate 异戊酸丙酯
Aim:to prepare propyl p-hydroxybenzoate. 目的:制备对羟基苯甲酸丙酯。
Propyl gallate known as a familiar antioxidant,is widely used in food industry. 没食子酸丙酯作为一种常见的抗氧化剂已被广泛应用于食品行业。
OBJECTIVE To synthesize thiamine propyl disulfide,a long-effect VitaminB1. 目的合成长效维生素B1丙硫硫胺。
In this paper a new synthesis of Trimethylol propyl triacrylate was introduced. 本文介绍了三羟甲基丙烷三丙烯酸酯新的合成方法。
The progresses in the synthesis study of isoamyl isovalerate at home and abroad were reviewed. 综述了国内外对异戊酸异戊酯的合成研究的进展情况。
These peaks correspond to side-chain cleavage of the ethyl and propyl groups respectively. 这些峰分别相当于乙基和丙基的侧链开裂。
The progresses in the synthesis study of isoamyl isovalerate at home and abroad were reviewed.The development prospects were also given. 综述了国内外对异戊酸异戊酯的合成研究的进展情况。
The simple method of one step synthesis of isoamyl isovalerate from isovaleraldehyde under aluminum isoamyloxide catalyst and ZnCl\-2 co catalyst was studied. 在自制的异戊醇铝催化剂和无水氯化锌助催化剂作用下,以异戊醛为原料一步合成出异戊酸异戊酯。
A monovalent radical,such as ethyl or propyl,having the general formula CnH2n+1. 烷基，烃基一种单价基，如乙烷基和丙基，分子式为CnH2n＋
A monovalent radical, such as ethyl or propyl, having the general formula CnH2n+1. 烷基，烃基一种单价基，如乙烷基和丙基，分子式为cnh2n＋1
Talc, Mica, Silica, Propyl paraben, Methyl paraben, Art-Pearl, Zinc stearate, Vitamin E, Squalane, Iron oxdied black. 滑石，云母，矽石，尼伯金丙酯，尼伯金甲酯，人工珍珠，硬酯酸锌，维生素E，角鲨烷，氧化铁黑。
Talc, Mica, Silica, Propyl paraben, Methyl paraben, Art-Pearl, Zinc stearate, Vitamin E, Squalane. 滑石，云母，硅石，尼伯金丙酯，尼伯金甲酯，人工珍珠，硬酯酸锌，维生素E，角鲨烷。
A new processing method of propyl gallate was advanced in order to decrease the cost of production. 对常见的没食子酸丙酯提出一种尚未见报道的制备方法,可以大幅度地降低生产成本。
Propyl glycidyl ether(PGE) was obtained from propyl alcohol and epichlorohydrin by phase-transfer catalysis. 以环氧氯丙烷和正丙醇为原料,通过相转移催化法合成了正丙基缩水甘油醚。
Ingredients : Talc, Mica, Silica, Propyl paraben, Methyl paraben, Art-Pearl, Zinc stearate, Vitamin E, Squalane. 主要成分：滑石、云母、硅石、尼伯金丙酯、尼伯金甲酯、人工珍珠、硬酯酸锌、维生素E、角鲨烷。
METHOD:The title compound was synthesized from methyl n propyl ketone and diethyloxalate via three steps. 方法:以2-戊酮和草酸二乙酯为原料,经三步反应合成了产物。
Main products of the company are: Fumaric acid, titanium acid four different propyl ester. 南京华邦化工有限公司，主要产品有反丁烯二酸（即富马酸）、钛酸四异丙酯。
GREEN propyl lactate is a propyl ester of natural lactic acid , which is produced by fermentation from sugar . 乐林乳酸丙酯是以蔗糖发酵生产的天然乳酸制成的。