天堂网亚洲,天天操天天搞,91视频高清,菠萝蜜视频在线观看入口,美女视频性感美女视频,95丝袜美女视频国产,超高清美女视频图片

Angustine

Angustine Struktur
40041-96-1
CAS-Nr.
40041-96-1
Englisch Name:
Angustine
Synonyma:
Angustine;1-Vinyl-8,13-dihydroindolo[2',3':3,4]pyrido[1,2-b][2,7]naphthyridin-5(7H)-one;Indolo[2',3':3,4]pyrido[1,2-b][2,7]naphthyridin-5(7H)-one, 1-ethenyl-8,13-dihydro-
CBNumber:
CB41469237
Summenformel:
C20H15N3O
Molgewicht:
313.35
MOL-Datei:
40041-96-1.mol

Angustine Eigenschaften

Schmelzpunkt:
>350 °C(Solv: dichloromethane (75-09-2); methanol (67-56-1))
Siedepunkt:
648.2±55.0 °C(Predicted)
Dichte
1.40±0.1 g/cm3(Predicted)
pka
16.57±0.20(Predicted)

Sicherheit

Angustine Chemische Eigenschaften,Einsatz,Produktion Methoden

Beschreibung

A synthesis of angustine has recently been reported. Ethyl oxalate is condensed with 4-methyl-5-vinylinicotinonitrile followed by condensation of the lactone thus produced with tryptamine. Hydrolysis and then cyclization of the product yields angustine.

Einzelnachweise

Kametani et ai., Heterocycles, 3, (8) 627 (1975)

Angustine Upstream-Materialien And Downstream Produkte

Upstream-Materialien

Downstream Produkte

Angustine Anbieter Lieferant Produzent Hersteller Vertrieb H?ndler.

Global( 4)Lieferanten
Firmenname Telefon E-Mail Land Produktkatalog Edge Rate
Sichuan Wei Keqi Biological Technology Co., Ltd. 028-81700200 18116577057
 3003855609@qq.com China 7887 56
BioBioPha Co., Ltd. 0871-65217109
y.liu@mail.biobiopha.com China 1388 58
Shanghai Bohu Biotechnology Co., LTD 021-57763112 13585886131
 3004987436@qq.com China 9693 58
  • Angustine
  • 1-Vinyl-8,13-dihydroindolo[2',3':3,4]pyrido[1,2-b][2,7]naphthyridin-5(7H)-one
  • Indolo[2',3':3,4]pyrido[1,2-b][2,7]naphthyridin-5(7H)-one, 1-ethenyl-8,13-dihydro-
  • 40041-96-1
Copyright 2019 ? ChemicalBook. All rights reserved