Kono Chem Co.,Ltd
Country: China (Mainland)
Year Established: 2012
Business License:
Business type: Other
Product Certificate:(1)
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CAS:56-53-1 Diethylstilbestrol high purity CAS NO.56-53-1

Min.Order Quantity:: 1 Kilogram

Purity:: 99.5%

Port:: all chinese port

Payment Terms:: T/T,MoneyGram,Other

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Product Details

Keywords

Diethylstilbestrol
Diethylstilbestrol high purity
DES

Quick Details

ProName: CAS:56-53-1 Diethylstilbestrol high pu...
CasNo: 56-53-1
Molecular Formula: C18H20O2
Appearance: White powder
Application: Pharmaceutical
DeliveryTime: within 3-4days after received your pay...
PackAge: according to customers' requirements
Port: all chinese port
ProductionCapacity: 100 Kilogram/Week
Purity: 99.5%
Storage: store in cool and dry
Transportation: by sea or by air
LimitNum: 1 Kilogram

Superiority

specifications

cas no.:56-53-1

other names:diethylstilbestrol

mf:c18h20o2

einecs no.:200-278-5

place of origin: anhui,china (mainland)

type:other

grade standard:cosmetic grade, food grade, tech grade

usage:animal pharmaceuticals

brand name:joye

model number:des

purity:98%

sample:available

packing:drum/bag

color:white

form:powder

standard:usp/bp/cp/ep

size:80mesh

validity:2 years

mw:268.35

product description

other name: (e)-3,4-bis(4-hydroxyphenyl)-3-hexene;(e)-4,4'-(1,2-diethyl-1,2-ethenediyl)bisphenol;des

cas no.: 56-53-1

mf: c18h20o2

mw: 268.35

einecs no.: 200-278-5

inchi: 1s/c18h20o2/c1-3-17(13-5-9-15(19)10-6-13)18(4-2)14-7-11-16(20)12-8-14/h5-12,19-20h,3-4h2,1-2h3

density:1.107g/cm3

melting point:169-175 ºc

boiling point:407.1°cat760mmhg

flash point:186.9°c

appearance: white crystalline or powder

assay:99%min

specification:

items	specification	results
appearance	the colorless crystal or white crystal powder	almost white crystalline powder
identification	1) positive reaction	complies
	2) the main peak retention time of test solution should comply with working standard	complies
	3) ir spectrum conform to the reference	complies
acid basicity	neutrality is reacted	complies
melting point	169-172oc	169-170oc
loss on drying	≤0.5%	0.2%
organic volatile impurities	conform	complies
sulphated ash	≤0.1%	0.04%
assay (c18h20o2)	97-103%	99%

Details

kono chem co.,ltd is a leading producer of standardized herbal extracts, natural active ingredients and apis for pharmaceutical, health food and cosmetic industries.

the botanical raw materials are subject to strict selection and inspection, and extracts are manufactured according to methods developed by pioneer. they include inspections to guarantee a high quality standard from both analytico-chemical and therapeutic points of view, and take into consideration the state of art in different fields: research and development, analyses, processes and machinery, therapeutic applications on a scientific basis.

with our phytopharmaceutical background and knowledge through experience, pioneer can also provide a wide range of analytical services and reference substances to our clients. in addition, we also manufacture pharmaceutical raw materials of nucleotide species, mainly including as below: sam-e tosylate disulfate; sam-e 1,4-butanedisulfonate; polycytidylic acid; polyinosinic acid; adenosine triphosphate disodium; and cytidine triphosphate disodium; these items are our strongest advantage in china. meanwhile, we can do custom made pharmaceutical ingredients depending on our professional experts in the pharmaceutical and chemistry industry.

recently, kono chem has been working hard on the research and development of new cardiovascular and anesthesia drugs, we have got good achievements; moreover, we also offer natural anticancer drugs and other pharmaceutical intermediates. as a gmp standardized manufacturer, our products can meet or even exceed the standards of cp2010, usp32, bp2005 and ep4. presently, 80% and above of our products have been well-recognized in dozens of countries and regions, such as usa, eu, south america and southeast asia. there are experienced technicians working for our institutes now, all of them are skilled. pioneer is looking forward to cooperating with friends all over the world for getting collaborative development; we are willing to work with you to develop new drugs and expand new business, let's work together for bright future.