Model No.: 110-51-0
Name:: Borane-pyridine Complex
Appearance:: Colorless Liquid
Density:: 0.929 G/mL At 20 °C
MP:: 10-11 °C(lit.)
Bp:: 102 °C (0.37505 MmHg)
FP:: 70 °F
Refractive Index:: N20/D 1.532(lit.)
Packaging: 25kg/180kg iron drums
Productivity: 1000kg per Month
Place of Origin: Shandong, China (Mainland)
Supply Ability: in stock
Certificate: ISO CE
HS Code: 110-51-0
The dry hydrogen chloride gas is passed into a pyridine solution of anhydrous ether, and the solid pyridine hydrochloride is filtered off, dried and suspended in pyridine. The mixture is added to a solution of sodium borohydride in pyridine to react at room temperature. The sodium chloride precipitate in the reaction was then filtered off, the pyridine was distilled off under reduced pressure at 50 ° C and an equal volume of anhydrous diethyl ether was added to precipitate unreacted pyridine hydrochloride. Filter, evaporate the ether under reduced pressure to obtain finished product.
Q1. Are you a manufacturer
Answer: Yes, we have our own factory called [ZhiShang Industry Group “, we export by ShandongZhishangchemical Co., Ltd.
Q2. Do you have GMP or DMF
Answer: Yes, we have GMP certificate for some products, and we can provide DMF as well.
Q3. What information should I let you know if I want to get a quotation
Answer: -Quality you require, eg. Assay, Purity, or single impurity
-Quantity you need
-Standard you want, such as USP, EP, JP etc.
Q4. How to make the payment
Answer: Escrow and T/T in advance are highly recommended. We can accept Western Union, Money Gram and Paypal as well
Q5. When will you deliver the goods
Answer: For sample(less than 1kg), in about 3 working days after payment; for larger orders (more than 1kg), in about 7 working days after payment.
Q6. How will you deliver the goods
Answer: We have strong cooperation with DHL, TNT, UPS, FEDEX, EMS, China Air Post. For container products, we can do sea shipping.
You also can choose your own shipping forwarder.
Q7. When will we receive the goods
Answer: For samples, we will send by TNT/DHL/FEDEX/UPS express, usually it takes about 3-5 to reach you; for larger orders, it will take about 7 -10days at most.
Q8. What if we find your products unsatisfied
Answer: We will send you a COA (Certificate of Analysis) to you first for you to confirm the quality, but if you find our products not confirm with the COA after you receive it, please show us your test result, we will refund you once we confirm that.
1> Cosmetic Raw Materials: Cosmetics is a variety of raw materials through a reasonable deployment of processing from the compound mixture. Cosmetics with a wide range of raw materials, different performance. According to the Raw Material properties and uses of cosmetics, can be divided into matrix materials and auxiliary raw materials in two categories.
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3> Fragrance And Spices: Spices are an important part of fine chemicals, it is composed of natural spices, synthetic spices and single fragrance.
4> Organic Raw Material: Intermediates are also known as organic intermediates. The use of coal tar or petroleum products as raw materials to produce dyes, resins, additives, and other intermediates.
5> Chemicals Used In Paints: Paint, the traditional Chinese name is paint. So-called coating is coated on the surface of the object that be protected or be adornment, and with the continuous film coating to form strong adhesion.
6> Pharmaceutical Intermediates: The so-called pharmaceutical intermediates, refers to the production of pharmaceutical products in the process, the use of raw materials, materials, accessories and other intermediate products.
7> Agricultural Chemicals: Research and agriculture related chemical, including pesticide, plant growth regulator, fertilizer, compound fertilizer, herbicide etc.