Ring construction of several heterocycles with phosphorus pentoxide-methanesulfonic acid (PPMA)

Hidetsura Cho; Shinsuke Matsuki

doi:10.3987/COM-95-7238

Ring construction of several heterocycles with phosphorus pentoxide-methanesulfonic acid (PPMA)

Hidetsura Cho, Shinsuke Matsuki

PHA - Molecular Pharmaceutical Science

Research output: Contribution to journal › Article › peer-review

18 Citations (Scopus)

Abstract

The cyclization reactions with CH₃SO₃H/P₂O₅ (PPMA) or CF₃SO₃H/P₂O₅ (PPTMA) at 80-100°C for 3-10 min afforded several heterocycles (6, 7-dihydropyrrolo[2, 3-c]azepin-4,8(1H, 5H)-dione, 4-oxo-4,5,6,7-tetrahydrothianaphthene, carbostyril derivatives).

Original language	English
Pages (from-to)	127-131
Number of pages	5
Journal	Heterocycles
Volume	43
Issue number	1
DOIs	https://doi.org/10.3987/COM-95-7238
Publication status	Published - 1996 Jan 1

ASJC Scopus subject areas

Analytical Chemistry
Pharmacology
Organic Chemistry

Access to Document

10.3987/COM-95-7238

Cite this

@article{e79d0839334d417e874bfa206422dbcd,

title = "Ring construction of several heterocycles with phosphorus pentoxide-methanesulfonic acid (PPMA)",

abstract = "The cyclization reactions with CH3SO3H/P2O5 (PPMA) or CF3SO3H/P2O5 (PPTMA) at 80-100°C for 3-10 min afforded several heterocycles (6, 7-dihydropyrrolo[2, 3-c]azepin-4,8(1H, 5H)-dione, 4-oxo-4,5,6,7-tetrahydrothianaphthene, carbostyril derivatives).",

author = "Hidetsura Cho and Shinsuke Matsuki",

year = "1996",

month = jan,

day = "1",

doi = "10.3987/COM-95-7238",

language = "English",

volume = "43",

pages = "127--131",

journal = "Heterocycles",

issn = "0385-5414",

publisher = "Japan Institute of Heterocyclic Chemistry",

number = "1",

}

TY - JOUR

T1 - Ring construction of several heterocycles with phosphorus pentoxide-methanesulfonic acid (PPMA)

AU - Cho, Hidetsura

AU - Matsuki, Shinsuke

PY - 1996/1/1

Y1 - 1996/1/1

N2 - The cyclization reactions with CH3SO3H/P2O5 (PPMA) or CF3SO3H/P2O5 (PPTMA) at 80-100°C for 3-10 min afforded several heterocycles (6, 7-dihydropyrrolo[2, 3-c]azepin-4,8(1H, 5H)-dione, 4-oxo-4,5,6,7-tetrahydrothianaphthene, carbostyril derivatives).

AB - The cyclization reactions with CH3SO3H/P2O5 (PPMA) or CF3SO3H/P2O5 (PPTMA) at 80-100°C for 3-10 min afforded several heterocycles (6, 7-dihydropyrrolo[2, 3-c]azepin-4,8(1H, 5H)-dione, 4-oxo-4,5,6,7-tetrahydrothianaphthene, carbostyril derivatives).

UR - http://www.scopus.com/inward/record.url?scp=0009671990&partnerID=8YFLogxK

UR - http://www.scopus.com/inward/citedby.url?scp=0009671990&partnerID=8YFLogxK

U2 - 10.3987/COM-95-7238

DO - 10.3987/COM-95-7238

M3 - Article

AN - SCOPUS:0009671990

VL - 43

SP - 127

EP - 131

JO - Heterocycles

JF - Heterocycles

SN - 0385-5414

IS - 1

ER -

Ring construction of several heterocycles with phosphorus pentoxide-methanesulfonic acid (PPMA)

Abstract

ASJC Scopus subject areas

Access to Document

Other files and links

Fingerprint

Cite this