成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天

Welcome to chemicalbook!
+1 (818) 612-2111
Inquriy
Try our best to find the right business for you.
Do not miss inquiry messages Please log in to view all inquiry messages.

Welcome back!

RFQ
skype
MY Account
Top
Postion:Product Catalog >API>Respiratory Drugs>Antitussives>Bengenin
Bengenin
  • Bengenin

Bengenin

Price $1
Package 1KG
Min. Order: 1KG
Supply Ability: 1ton
Update Time: 2019-07-12

Product Details

Product Name: Bengenin CAS No.: 477-90-7
EC-No.: 256-495-9 Min. Order: 1KG
Purity: 99% Supply Ability: 1ton
Release date: 2019/07/12

Product number: Flora1               Email: Flora@coreychem.com                 Tel:+86-16638019463

Company Service Scope:

1. Samples synthetic, Our strong r&d team has accumulated abundant experience in synthesis design and exploring synthesis of new technology. Not only good at heterocyclic chemistry, chiral chemicals (asymmetric synthesis and enzyme reaction), metal organic synthesis, high throughput chemistry, also specializes in bioorganic chemistry including nucleosides, nucleotides, sugar chemical, peptide chemistry, etc, to complete the synthesis from mg to kg samples in lab scale. Our efficient management and good communication skills and ability to solve the problem rapidly in order to ensure quality, timely delivery, based on the standard client confidential system and competitive price products,we has been recognized and praised by many customers in chemical industry.

2. Scale-up production, based on our rich laboratory experience and advanced equipment in production base, also depend on accumulation of advantages in many aspects as industrialized technology development, the production cost control, to provide from kg class to wt class custom synthesis scale-up production services to the global fine chemical industry, can be carried out oxidation, hydrogenation pressure (70 kg), halide, and acylation, esterification, condensation, cyclization, formatting, ammoniation, diazotization and azide reaction, our experienced production management, strict and perfect management system can quickly provide customers with competitive and fine mass production services.

3.Technology transfer, the company has accumulated a large number of production processes of drugs, intermediates and raw material. Based on the principle of mutual benefit, and some technology transfer to industry manufacturers, also provides them marketing support.

4. Purchasing agency service, Our excellence professional sales team, timely and thoughtful service, in addition to the necessary good language communication ability of professional sales staff, also equipped with professional chemical technical sales consultant, who can answer the customer's academic professional question, we are in line with the aim of offering customer wholehearted service, with our advanced testing equipment checks and abundant R&D and production of domestic partner contacts, to provide rare chemicals with standard purity, reasonable price and cost-effective purchasing agency service to foreign customers, and the help you shorten the sourcing time, reduce the purchasing cost.

Bengenin Basic information
Product Name: Bengenin
Synonyms: Pimpinollin;Ai Cha Su;Ardisic acid B;Bergenin (6CI, 8CI);NSC 661749;Pyrano[3,2-c][2]benzopyran-6(2H)-one, 3,4,4a,10b-tetrahydro-3,4,8,10-tetrahydroxy-2-(hydroxymethyl)-9-methoxy-, (2R,3S,4S,4aR,10bS)-;Pyrano[3,2-c][2]benzopyran-6(2H)-one, 3,4,4a,10b-tetrahydro-3,4,8,10-tetrahydroxy-2-(hydroxymethyl)-9-methoxy-, [2R-(2α,3β,4α,4aα,10bβ)]-;α-Resorcylic acid, 4-methoxy-2-[tetrahydro-3,4,5-trihydroxy-6-(hydroxymethyl)pyran-2-yl]-, δ-lactone (7CI)
CAS: 477-90-7
MF: C14H16O9
MW: 328.27
EINECS: 803-760-9
Product Categories: Heterocycles;Natural Plant Extract;Intermediates & Fine Chemicals;Oligosaccharides;Pharmaceuticals;Plant extracts;-;Herb extract;chemical reagent;pharmaceutical intermediate;phytochemical;reference standards from Chinese medicinal herbs (TCM).;standardized herbal extract;Inhibitors
Mol File: 477-90-7.mol
Article illustration
 
Bengenin Chemical Properties
Melting point  237-240 °C(lit.)
alpha  D18 -37.7° (c = 1.96 in ethanol); D24 -45.3° (c = 0.51 for anhydr in water)
Boiling point  386.03°C (rough estimate)
density  1.3901 (rough estimate)
refractive index  1.6550 (estimate)
storage temp.  ?20°C
form  neat
λmax 277nm(EtOH)(lit.)
CAS DataBase Reference 477-90-7(CAS DataBase Reference)
 
Safety Information
Hazard Codes  Xi,Xn
Risk Statements  36/37/38-20/21/22
Safety Statements  26-36
WGK Germany  3
RTECS  UQ0337200
HS Code  29329990
MSDS Information
 
 
Bengenin Usage And Synthesis
Chemical Properties White powder
Uses A herbal remedy with antioxidant, antimicrobial and antiinflammatory properties.
Definition ChEBI: A natural product found in Cenostigma gardnerianum.
 
Bengenin Preparation Products And Raw materials
 
 

Company Profile Introduction

Established in 2014,Career Henan Chemical Co. is a manufacturerspecializing in the sale of fine chemicals. Mainly deals in the sales of: Pharmaceutical intermediates OLED intermediates: Pharmaceutical intermediates; OLED intermediates;

You may like

Recommended supplier

Product name Price   Suppliers Update time
$150.00/1kg
VIP1Y
Hebei Zhuanglai Chemical Trading Co Ltd
2024-12-18
$50.00/50mg
VIP3Y
TargetMol Chemicals Inc.
2024-11-19
$50.00/50mg
VIP5Y
TargetMol Chemicals Inc.
2024-11-19
$1.00/1KG
VIP6Y
Shaanxi Dideu Medichem Co. Ltd
2024-08-08
$0.00/1kg
VIP1Y
BINBO BIOLOGICAL CO.,LTD
2024-04-09
$0.00/1KG
VIP3Y
Changsha Staherb Natural Ingredients Co., Ltd.
2022-09-22
$15.00/1KG
Zhuozhou Wenxi import and Export Co., Ltd
2021-07-10
$1.10/1g
VIP4Y
Dideu Industries Group Limited
2021-06-10
$0.00/20mg
Shanghai Standard Technology Co., Ltd.
2019-10-24
$3.00/1g
NanJing Spring & Autumn Biological Engineering CO., LTD.
2019-07-16
  • Since: 2014-12-17
  • Address: No.967,15th Floor,Unit 7, Building 1, No.70 of DianChang Road, High-tech Development Zone, Zhengzho
INQUIRY
楊俊青

sales@coreychem.com