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

ChemicalBook--->CAS DataBase List--->142808-44-4

142808-44-4

142808-44-4 Structure

142808-44-4 Structure
IdentificationBack Directory
[Name]

N-Benzoyl-2-deoxy-5-O-DMT-2',2'-difluorocytidine 3-CE phosphoramidite
[CAS]

142808-44-4
[Synonyms]

DMTr-2’,2’-di fluoro-dC(Bz)-3’-CED-phosphoramidite
N-Benzoyl-2-deoxy-5-O-DMT-2',2'-difluorocytidine 3-CE phosphoramidite
N4-Benzoyl-5'-O-(4,4'-dimethoxytrityl)-2',2'-difluoro-2'-deoxycytidine
5'-O-DMT-N4-Benzoyl-2',2'-difluoro-2'-deoxycytidine 3'-CE phosphoramidite
N4-Benzoyl-2'-deoxy-5'-O-DMT-2',2'-difluorocytidine 3'-CE phosphoramidite
N4-Benzoyl-5’-O-(4,4’-dimethoxy trityl) -2’,2’-difluoro-2’-deoxycytidine 3’-O-[(2-cyanoethyl) (N,N-diisopropyl)]-phosphoramidite
Cytidine, N-benzoyl-5'-O-[bis(4-methoxyphenyl)phenylmethyl]-2'-deoxy-2',2'-difluoro-, 3'-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]
[Molecular Formula]

C46H50F2N5O8P
[MOL File]

142808-44-4.mol
[Molecular Weight]

869.89
Chemical PropertiesBack Directory
[pka]

8.38±0.20(Predicted)
Safety DataBack Directory
[Symbol(GHS) ]


GHS07
[Signal word ]

Warning
[Hazard statements ]

H315-H319
[Precautionary statements ]

P264-P280-P302+P352-P337+P313-P305+P351+P338-P362+P364-P332+P313
Hazard InformationBack Directory
[Uses]

N-Benzoyl-2-deoxy-5-O-DMT-2',2'-difluorocytidine 3-CE phosphoramidite can be used as organic synthesis intermediate and pharmaceutical intermediate, mainly used in laboratory research and development process and chemical production process.
[Synthesis]

2.jpg1.Dissolve 5'-Dimethoxytrityl-N 4-benzoyl-2',2'-difluoro-2'-deoxycytidine (1 equiv., 0.4 mmol, 270 mg)in anhydrous acetonitrile (6 ml).
2.Add 0.5 M solution of ethylothiotetrazole (1.6 equiv., 0.65 mM, 1.3 ml) in anhydrous acetonitrile and 2-cyanoethyl-bis-(N,N'-diisopropropyl)phosphoramidite (1.43 equiv., 0.57 mmol, 0.2 ml) to the above solution.
3.Stir the reaction mixture at room temperature for 1 h to obtain product.
142808-44-4 suppliers list
Company Name: Henan Tianfu Chemical Co.,Ltd.
Tel: +86-0371-55170693 +86-19937530512 , +86-19937530512
Website: https://www.tianfuchem.com/
Company Name: Shenzhen Nexconn Pharmatechs Ltd
Tel: +86-755-89396905 +86-15013857715 , +86-15013857715
Website: http://m.is0513.com/ShowSupplierProductsList31188/0.htm
Company Name: BOC Sciences
Tel: +1-631-485-4226
Website: www.bocsci.com/
Company Name: NewCan Biotech Limited
Tel: +86-0571-86912261 +8613735419629 , +8613735419629
Website: https://www.newcanbio.com/
Company Name: TargetMol Chemicals Inc.
Tel:
Website: www.targetmol.com/
Company Name: Chemtour Biotech Co., Ltd
Tel: +8617327281506 , +8617327281506
Website: www.chemtour.com
Company Name: PANNACEAN(HENAN)MEDICINE SCIENCE TECHNOLOGIES LTD
Tel: 0371-55159968 18137130222 , 18137130222
Website:
Company Name: Young Lively PharminBlock Co.,Ltd
Tel: +undefined18600731423 , +undefined18600731423
Website:
Company Name: Jia Xing Isenchem Co.,Ltd  
Tel: 0573-85285100 18627885956
Website: http://m.is0513.com/ShowSupplierProductsList14265/0.htm
Company Name: Wuhu Huaren Science and Technology Co., Ltd.  
Tel: 0553-0553-5842013-801 18155347026
Website: https://www.huarensh.com
Company Name: Fuyang Ziyi Biological Pharmaceutical Co., Ltd.  
Tel: 19308655899; 19308655899
Website: http://m.is0513.com/ShowSupplierProductsList30618/0.htm
Company Name: Shandong utilizing biological technology co., LTD  
Tel: 15966937598
Website: http://www.hongtupharma.com/index.html
Company Name: Zhengzhou Granlen Sciences, ltd.  
Tel: 0371-85513397 +86-18610099868;
Website: http://www.granlen.com
Company Name: BOC Sciences  
Tel: 16314854226
Website: m.is0513.com/showsupplierproductslist1701258/0.htm
Company Name: Hefei Stongbio Co.,Ltd.  
Tel: 15555170917
Website: http://www.stongbio.com
Company Name: Shanghai meikai technology co., ltd  
Tel: 021-18721550-091 18721550091
Website: http://www.masonchemtech.com
Company Name: Jiaxing Hengrui Biotechnology Co. LTD  
Tel: 0573-0573-82672231 13757365595
Website: www.jxruihengbio.com/
Company Name: Jiangsu Synthgene Biotechnology Co.,Ltd.  
Tel: 18013007599
Website: www.syngenebio.com/
Tags:142808-44-4 Related Product Information

  • HomePage | Member Companies | Advertising | Contact us | Previous WebSite | MSDS | CAS Index | CAS DataBase | Privacy | Terms | About Us
  • All products displayed on this website are only for non-medical purposes such as industrial applications or scientific research, and cannot be used for clinical diagnosis or treatment of humans or animals. They are not medicinal or edible.
    According to relevant laws and regulations and the regulations of this website, units or individuals who purchase hazardous materials should obtain valid qualifications and qualification conditions.
  • Copyright © 2023 ChemicalBook All rights reserved.