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Specializing in the production of propargyl alcohol, 1,4 butynediol and 3-chloropropyne

Hot Selling For Propargyl Alcohol Dieneophile - 3-chloropropyne colorless highly toxic flammable liquid – Haiyuan

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We love an incredibly fantastic standing amid our consumers for our superb item high quality, aggressive rate and also the finest assistance for Bromination Of Propargyl Alcohol, Butynediol Gas, Propargyl Alcohol Degradation, We Sincerely welcome clients from all around the entire world to visit us, with our multifaceted cooperation and get the job done with each other to develop new markets, build win-win outstanding future.
Hot Selling For Propargyl Alcohol Dieneophile - 3-chloropropyne colorless highly toxic flammable liquid – Haiyuan Detail:

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Preparation method: It is obtained by reacting propargyl alcohol with phosphorus trichloride. First, fire oil and phosphorus trichloride are added into the dry reaction tank, and the mixture of propargyl alcohol and pyridine is added dropwise below 20 ℃. After adding, it is heated to reflux. After reaction for 4 hours, it is added into ice water to separate the water layer. The oil layer is added with sodium carbonate water window to ph=5-6 to separate the water layer, and then washed, dried and distilled under normal pressure to collect 52-60 ℃ fractions to obtain the finished product.

Storage: store in a cool and ventilated warehouse. Keep away from fire and heat source. Protect from direct sunlight and keep containers sealed. Explosion proof lighting and ventilation facilities shall be adopted. It is forbidden to use mechanical equipment and tools that are easy to produce sparks. The storage area shall be equipped with leakage emergency treatment equipment and appropriate receiving materials.

Purpose: It is used in the manufacture of medicine youjiangning, soil fumigant, etc. It is also a modifier for engineering plastics. Its trisodium salt is an excellent heat stabilizer for PVC, and its esters are also important additives for polymers.

The chlorpropargyne production process adopted by our company is the production of chlorpropargyne by propargyl alcohol and thionyl chloride under the action of DMF. This method has simple steps, the one-way conversion rate of propargyl alcohol is 100%, and the DMF keeps the circulation without loss, without external supplement, with short process and less equipment. At the same time, it realizes continuous production. It is the first chemical process for continuous production of chlorpropargyne in China


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Hot Selling For Propargyl Alcohol Dieneophile - 3-chloropropyne colorless highly toxic flammable liquid – Haiyuan detail pictures

Hot Selling For Propargyl Alcohol Dieneophile - 3-chloropropyne colorless highly toxic flammable liquid – Haiyuan detail pictures


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We normally think and practice corresponding towards the change of circumstance, and grow up. We aim at the achievement of a richer mind and body plus the living for Hot Selling For Propargyl Alcohol Dieneophile - 3-chloropropyne colorless highly toxic flammable liquid – Haiyuan , The product will supply to all over the world, such as: Cyprus, Honduras, Hanover, we have all day online sales to make sure the pre-sale and after-sale service in time. With all these supports, we can serve every customer with quality product and timely shipping with highly responsibility. Being a young growing company, we might not the best, but we are trying our best to be your good partner.
  • This company has a lot of ready-made options to choose and also could custom new program according to our demand, which is very nice to meet our needs.
    5 Stars By Salome from Cannes - 2018.11.11 19:52
    Cooperate with you every time is very successful, very happy. Hope that we can have more cooperation!
    5 Stars By Bess from Mauritius - 2018.05.15 10:52
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