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--->14046-55-0

14046-55-0

14046-55-0 Structure

14046-55-0 Structure
IdentificationBack Directory
[Name]

(3,4-Dimethoxyphenyl)isopropyl ketone
[CAS]

14046-55-0
[Synonyms]

Nsc63844
Verapamil Impurity L
Verapamil EP Impurity L
verapamil impurities879
3',4'-Dimethoxyisobutyrophenone
Isobutyrophenone, 3',4'-dimethoxy-
1-(3,4-Dimethoxyphenyl)-2-methylpro
Verapamil Hydrochloride EP Impurity L
(3,4-Dimethoxyphenyl)isopropyl ketone
3',4'-DIMETHOXY-2-METHYLPROPIOPHENONE
1-(3,4-Dimethoxyphenyl)-2-methyl-1-propanone
1-Propanone, 1-(3,4-dimethoxyphenyl)-2-methyl-
Verapamil Impurity 12(Verapamil EP Impurity L)
[Molecular Formula]

C12H16O3
[MDL Number]

MFCD01718113
[MOL File]

14046-55-0.mol
[Molecular Weight]

208.25
Chemical PropertiesBack Directory
[Boiling point ]

165-170℃ (10 Torr)
[storage temp. ]

Refrigerator, under inert atmosphere
[solubility ]

Chloroform (Sparingly), Methanol (Slightly)
[form ]

Oil
[color ]

Colourless
Safety DataBack Directory
[Symbol(GHS) ]


GHS07
[Signal word ]

Warning
[Hazard statements ]

H319-H315-H302-H335
[Precautionary statements ]

P264-P270-P301+P312-P330-P501-P264-P280-P305+P351+P338-P337+P313P-P264-P280-P302+P352-P321-P332+P313-P362
Hazard InformationBack Directory
[Uses]

1-(3,4-Dimethoxyphenyl)-2-methyl-1-propanone (Verapamil EP Impurity L) is a compound being considered as an inhibitor of melanogenesis. It may reduce growth or pigment production in melanocyte cells.
[Preparation]

Preparation by acylation of veratrole,
with isobutyryl chloride in the presence of aluminium chloride (85%)
with isobutyric acid in the presence of PPA at 60° for 2.5 h
with isobutyric anhydride in acetonitrile in the presence of TiCl(OTf)3 /TfOH at r.t. for 12 h (89%).
14046-55-0 suppliers list
Company Name: Hubei Jusheng Technology Co.,Ltd.
Tel: 18871490254
Website: www.hubeijusheng.com
Company Name: Standardpharm Co. Ltd.
Tel: 86-714-3992388
Website: www.standardpharm.com
Company Name: CR Corporation Limited
Tel: +8613062833949 , +8613062833949
Website: http://www.crcorporation.cn/
Company Name: sgtlifesciences pvt ltd
Tel: +8617013299288 , +8617013299288
Website: http://m.is0513.com/ShowSupplierProductsList1846349/0.htm
Company Name: China National Standard Pharmaceutical Corporation Limited
Tel: +8615391658522 , +8615391658522
Website: https://www.standardpharm.org.cn/
Company Name: BOC Sciences  
Tel: 1-631-485-4226; 16314854226
Website: https://www.bocsci.com
Company Name: Shanghai ChuangYan Chemical Technology Co., Ltd.  
Tel: 021-11111111 11111111111
Website: http://m.is0513.com/ShowSupplierProductsList16385/0.htm
Company Name: Shanghai Kewel Chemical Co., Ltd.  
Tel: 021-64609169 18901607656
Website: http://www.kewelchem.com/
Company Name: LABTER PHARMATECH(BEIJING) CO.,LTD  
Tel: 010-56330744 18310155299
Website: http://www.labter.com.cn
Company Name: Shanghai CR Corporation Limited  
Tel: 021-80270511; 4006653949
Website: http://www.crcorporation.cn
Company Name: Shenzhen SUNGENING Bio-Medical Co., Ltd.  
Tel: 0755-28967200 13631290199
Website: http://www.sungening.com
Company Name: Chengdu Saint - Kay Biotechnology Co., Ltd.  
Tel: 028-85157043 15882256948
Website: http://m.is0513.com/ShowSupplierProductsList30701/0.htm
Company Name: TOSUN PHARM  
Tel: 020-61855200 13326451905
Website: www.toref.cn/
Company Name: Guangzhou Dreampharm Biotechnology Co., Ltd.  
Tel: 020-36607679 17825480238
Website: http://www.dmstandards.com/
Company Name: Jinan blalong chemical co. LTD  
Tel: 2710913286@.com
Website: m.is0513.com/showsupplierproductslist1068244/0.htm
Company Name: Meng Cheng Technology (Shanghai) Co., LTD  
Tel: 400-820-6829
Website: www.mitachieve.com
Company Name: SHENZHEN PHYSTANDARD BIO-TECH CO.,LTD  
Tel: 0755-0755-0755-83725350 13380397412
Website: http://www.sincopharmachem.com/
Company Name: Energy Chemical  
Tel: 021-58432009 400-005-6266
Website: http://www.energy-chemical.com
Tags:14046-55-0 Related Product Information
77326-93-3 103796-52-7 1794-55-4 67812-42-4 36770-74-8 20850-49-1 190850-49-8 67775-97-7 51012-67-0 190850-50-1 63434-11-7 13078-76-7 2086274-75-9 3490-05-9 2086275-13-8 67018-83-1 10133-74-1 67018-80-8