OBJECTIVE To establish a rapid and exclusive method for the identification of medroxyprogesterone acetate tablets.

目的建立甲羟孕酮片红外光谱鉴别方法。

Methoxychlor consignment four major production companies, acetate cobalt, manganese acetate series of intermediate products.

公司主要生产四氯苯醌、钴、锰等中间体系列产品。

The hypernatremia of this patient was partially improved by dihydrochlorothiazide and desmopression acetate (DDAVP).

口服双氢克尿噻和去氨加压素可部分改善上述异常。

The calibration curves of cyproterone acetate and ethinylestradiol were linear in the range of 0.

建立反相高效液相色谱法测定复方环丙孕酮片中环丙孕酮和炔雌醇的含量。

Propylene glycol monoether acetate was synthesized using heteropoly acid as catalyst for the firsttime.

首次以杂多为催化剂采用酯化法合成丙二醇单乙醚乙酯。

Nefedipine was synthesized with m-Nitrobenzaldehyde,ethyl acetoacetate,ammonium acetate.

以间硝基苯甲醛,乙酰乙乙酯,氨化试剂为原料。

The acetolysis,oxidation and hydrolysis reactions in the synthetic process of 16-dehydropregnenolone acetate from diosgenin were studied.

研究了以薯蓣皂素为原料合成妊娠双烯醇酮酯生产工艺中的开环、氧化和水解3步反应。

Composition of 1,8 - cineole (80%), camphene, phellandrene, Terpineol acetate, geraniol, isoamyl aldehyde, citronellal, and pepper ketones.

组成1,8-桉叶素（80%以上）、莰烯、水芹烯、萜品醇、乙香叶醇、异戊醛、香茅醛和胡椒酮等。

Because of all these disvantages acetylchloride is used to react with absolute ethyl alcohol and synthesize ethyl acetate.

鉴于传统方法存在以上缺点,采用乙酰氯代替乙作为原料,不使用任何催化剂,不加热,常温反应来合成乙乙酯。

Ethylene glycol monoether acetate are synthesized from acetic acid and ethylene glycol monoethyl ether with supported phosphotungstic acid catalyst.

以和乙二醇单乙醚为原料,活性白土负载磷钨作为催化剂,合成了乙二醇单乙醚酯。

Objective: To research the factors relating to menstrual changes in women injected with depo-medroxyprogesterone acetate (DMPA).

研究注射甲孕酮(DMPA)妇女月经改变的相关因素。

Abstract : A new colorimetric chemosensor 1 based on a tripodal benzaldehydic-phenylhydrazone selectively sensing acetate ion has been synthesized.

摘要 ： 本文合成了一个新的基于三脚架苯甲醛苯腙的能够选择地检测根离子的比色化学传感器 1 。

A series of toxic products were produced after photocatalysis on ethanol, such as acetaldehyde, ethyl formate, ethyl acetate, diethoxymethane, 1,1-diethoxyethane.

如乙醇的反应产物包括乙醛，乙乙酯，乙甲酯，缩醛等一系列有害物质。

Phenoxyacetophenone could be prepared from potassium phenolate and m bromoacetophenone via Ullmann reaction catalyzed by copper acetate in high yields.

间苯氧基苯乙酮可由酚钾与间溴苯乙酮在铜催化下以高产率合成。

Using the method of latex polymerization,poly vinyl acetate was synhesized with PVA as protective colloid,which was crosslinked with formylamine-group containing component.

采用乳液聚合的方法,以乙酰化聚乙烯醇为保护胶体合成聚乙烯乳液,并用含甲酰胺基的乙组分与其交联。

METHODS The gel was prepared by taking mafenide acetate and dyclonine hydrochloride as main components,carboxymethylcellulose sodium and glycerol as base material.

以磺胺米隆和盐达克罗宁为主药,以羧甲基纤维钠和甘油为基质,制备水溶性凝胶,以紫外分光光度法测定含量。

Isopropenyl acetate was synthesized from ketene and acetone by direct esterification using strong acidic cation-exchange resin to substitute H2SO4 as catalyst.

以乙烯酮和丙酮为原料,用强性离子交换树脂代替浓硫作为催化剂,直接酯化合成乙酰丙酮的中间体乙异丙烯酯。

Synthesis of isoamyl formate, isoamyl acetate, isoamyl propionate, isoamyl butyrate, isoamyl isobutyrate and isoamyl isovalerate by catalysis of hydrated ferric chloride are reported.

研究了氯化铁催化合成甲异戊酯、乙异戊酯、丙异戊酯、丁异戊酯、异丁异戊酯和异戊异戊酯。

Hydroprednisone acetate was injected into the rabbits of the model group using intragluteal injection to produce necrosis models of bone cells of femoral head.

模型组采用臀肌注射氢化泼尼松(简称激素)建立股骨头骨细胞坏死模型。

The present situation of terpinyl acetate synthesis has been reviewed.One-step and two-steps process for the synthesis of terpinyl acetate and relevant reaction mechanism are discussed.

综述了乙松油酯的合成研究现状,讨论了一步法和两步法合成工艺及相应的反应机理。