BOC-4-OXO-L-PROLINE TERT-BUTYL ESTER Chemical Properties
Melting point
64-67°C
Boiling point
366.7±42.0 °C(Predicted)
density
1.138±0.06 g/cm3(Predicted)
pka
-3.86±0.40(Predicted)
Why Choose US?
1. Selecting raw materials strictly,our products are the highest purity.
2.Reasonable and competitive price. Provide the best and professional service.
3.Fast delivery of the samples ,samples from stock. Reliable shipping way.
4.Full experience of large numbers containers loading in Chinese sea port.
5. Best after-service after shipment .
6. Professional documents for your custom clearance.
FAQ: Q1:Will you supply samples for testing?
A: Free samples for the quality evaluation for most products, but customers only need to undertake the shipping fee for delivery the samples to your door.
Q2:What’s your MOQ?
A: For the high value product, our MOQ starts from 10g,100g and 1kg.
Q3:Which kind of payment terms do you accept?
A: Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment
by T/T, Western Union or Alibaba). Bulk order by T/T or L/C.
Q4:How about your delivery time?
A: Generally, it will take 3 to 5 days after receiving your advance payment.
Q5:How do you treat quality complaint?
A:First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.
We are Hebei Runbin Biotechnology Co., LTD., mainly dealing in pharmaceutical intermediates and various chemicals.We are a manufacturer with our own factory.Company is mainly engaged in biotechnology research and development, technical advice, technical services and other chemical products (excluding hazardous chemicals), medical supplies and equipment, glass products, electronic products, stationery, sporting goods, machinery and equipment, instruments and meters, sales of convention and exhibition services, goods and technology import and export (countries ban or relating to the administrative examination and approval and the import and export goods except).Pharmaceutical intermediates, chemical products, additives, pigments pharmaceutical grade, industrial grade, food grade, daily chemical products Hebei Huan Hao Biological Technology Co., Ltd. registered capital of 3 million yuan.Our aim is: to the quality of survival, credibility and development.We work with friends around the world to develop the best quality products, the most reasonable price, safe and effective transportation.Products can be ordered from milligrams to tons.Meet the purchase needs of new and old customers.Integrity management is our principle, customer satisfaction is always our goal, we hope that through our efforts, get your recognition!
China
