The mixture was refined by sodium sulfide and sodium hydroxide to afford an O,O-diethyl thiophosphoryl chloride at a purity of 99%.

该粗品通过精制工艺的改进,采用硫和氢的混合物进行处理,得到纯度≥99%的O,O-二基硫代磷酰氯。

Ethyl cellulose was synthesized successfully in one step based on reaction of cellulose with excess chloroethane and sodium hydroxide in toluene as diluent.

采用纤维素与过量的氯烷及氢反应,以甲苯为稀释剂,用一步法成功地合成了基纤维素。

The mixture was refined by sodium sulfide and sodium hydroxide to afford an O,O-diethyl thiophosphoryl chloride at a purity of 99%.

该过精制工艺的改进,采硫化钠和氢氧化钠的混合物进行处理,得到纯度≥99%的O,O-二基硫代磷酰氯。

Ethyl cellulose was synthesized successfully in one step based on reaction of cellulose with excess chloroethane and sodium hydroxide in toluene as diluent.

采纤维素与过量的氯烷及氢氧化钠反应,以甲苯为稀释剂,法成功地合成了基纤维素。

The mixture was refined by sodium sulfide and sodium hydroxide to afford an O,O-diethyl thiophosphoryl chloride at a purity of 99%.

该粗品通过精制工艺的改进,硫化钠和氢氧化钠的混合物进,得到纯度≥99%的O,O-二基硫代磷酰氯。

Ethyl cellulose was synthesized successfully in one step based on reaction of cellulose with excess chloroethane and sodium hydroxide in toluene as diluent.

维素与过量的氯烷及氢氧化钠反应,以甲苯为稀释剂,一步法成功地合成了基维素。

The mixture was refined by sodium sulfide and sodium hydroxide to afford an O,O-diethyl thiophosphoryl chloride at a purity of 99%.

该粗品通过精制工艺的改进,采用硫化钠和氢氧化钠的混物进行处理,得到纯度≥99%的O,O-二基硫代磷酰氯。

Ethyl cellulose was synthesized successfully in one step based on reaction of cellulose with excess chloroethane and sodium hydroxide in toluene as diluent.

采用纤维素与过量的氯烷及氢氧化钠反应,以甲苯为稀释剂,用一步法成成了基纤维素。

The mixture was refined by sodium sulfide and sodium hydroxide to afford an O,O-diethyl thiophosphoryl chloride at a purity of 99%.

该粗品通过精制工艺的改进,用硫化钠和氢氧化钠的混合物进行处,纯度≥99%的O,O-二基硫代磷。

Ethyl cellulose was synthesized successfully in one step based on reaction of cellulose with excess chloroethane and sodium hydroxide in toluene as diluent.

用纤维素与过量的烷及氢氧化钠反应,以甲苯为稀释剂,用一步法成功地合成了基纤维素。

The mixture was refined by sodium sulfide and sodium hydroxide to afford an O,O-diethyl thiophosphoryl chloride at a purity of 99%.

该粗品通过精制工艺改进,采用硫和氢氧混合物进行处理,得到纯度≥99%O,O-二基硫代磷酰。

Ethyl cellulose was synthesized successfully in one step based on reaction of cellulose with excess chloroethane and sodium hydroxide in toluene as diluent.

采用纤维素与过烷及氢氧反应,以甲苯为稀释剂,用一步法成功地合成了基纤维素。

The mixture was refined by sodium sulfide and sodium hydroxide to afford an O,O-diethyl thiophosphoryl chloride at a purity of 99%.

该粗精制工艺的改进,采硫化钠和氢氧化钠的混合物进行处理,得到纯度≥99%的O,O-二基硫代磷酰氯。

Ethyl cellulose was synthesized successfully in one step based on reaction of cellulose with excess chloroethane and sodium hydroxide in toluene as diluent.

采纤维素与量的氯烷及氢氧化钠反应,以甲苯为稀释,步法成功地合成了基纤维素。

The mixture was refined by sodium sulfide and sodium hydroxide to afford an O,O-diethyl thiophosphoryl chloride at a purity of 99%.

该粗品通过精制工艺的改进,采用硫化氧化的混合物进行处理,得到纯度≥99%的O,O-二基硫代磷酰氯。

Ethyl cellulose was synthesized successfully in one step based on reaction of cellulose with excess chloroethane and sodium hydroxide in toluene as diluent.

采用纤维素与过量的氯氧化反应,以甲苯为稀释剂,用一步法成功地合成了基纤维素。

The mixture was refined by sodium sulfide and sodium hydroxide to afford an O,O-diethyl thiophosphoryl chloride at a purity of 99%.

该粗品通过精制工艺的改进,用硫化钠和氢氧化钠的混合物进行处,纯度≥99%的O,O-二基硫代磷。

Ethyl cellulose was synthesized successfully in one step based on reaction of cellulose with excess chloroethane and sodium hydroxide in toluene as diluent.

用纤维素与过量的烷及氢氧化钠反应,以甲苯为稀释剂,用一步法成功地合成了基纤维素。