3,6-dihydro-2H-pyran

Modify Date: 2025-08-20 18:08:54

3,6-dihydro-2H-pyran Structure
3,6-dihydro-2H-pyran structure
Common Name 3,6-dihydro-2H-pyran
CAS Number 3174-74-1 Molecular Weight 84.11640
Density 0.926g/cm3 Boiling Point 100.3ºC at 760mmHg
Molecular Formula C5H8O Melting Point N/A
MSDS N/A Flash Point N/A

 Names

Name 3,6-dihydro-2H-pyran
Synonym More Synonyms

 Chemical & Physical Properties

Density 0.926g/cm3
Boiling Point 100.3ºC at 760mmHg
Molecular Formula C5H8O
Molecular Weight 84.11640
Exact Mass 84.05750
PSA 9.23000
LogP 0.96290
Index of Refraction 1.447
InChIKey MUGSKSNNEORSJG-UHFFFAOYSA-N
SMILES C1=CCOCC1

 Safety Information

RIDADR UN 1993
Packaging Group II
Hazard Class 3.1
HS Code 2932999099

 Synthetic Route

~68%

3,6-dihydro-2H-pyran Structure

3,6-dihydro-2H-pyran

CAS#:3174-74-1

Literature: SUNSHINE LAKE PHARMA CO., LTD.; ZHANG, Jiancun; ZHANG, Yingjun; ZHANG, Weihong; LIU, Bing; ZHANG, Jiquan; LIU, Jinlei; ZHANG, Lu Patent: WO2013/71697 A1, 2013 ; Location in patent: Paragraph 00281 ;

~97%

3,6-dihydro-2H-pyran Structure

3,6-dihydro-2H-pyran

CAS#:3174-74-1

Literature: ELI LILLY AND COMPANY; JADHAV, Prabhakar Kondaji; SAEED, Ashraf; GREEN, Jonathan Edward; KRISHNAN, Venkatesh; MATTHEWS, Donald Paul; STEPHENSON, Gregory Alan Patent: WO2013/55577 A1, 2013 ; Location in patent: Page/Page column 36 ;

~61%

3,6-dihydro-2H-pyran Structure

3,6-dihydro-2H-pyran

CAS#:3174-74-1

Literature: XI, Ning; WANG, Tingjin; YI, Lei Patent: WO2013/138210 A1, 2013 ; Location in patent: Paragraph 0238 ;

~86%

3,6-dihydro-2H-pyran Structure

3,6-dihydro-2H-pyran

CAS#:3174-74-1

Literature: Suto; Stier; Werbel; Arundel-Suto; Leopold; Elliott; Sebolt-Leopold Journal of Medicinal Chemistry, 1991 , vol. 34, # 8 p. 2484 - 2488

~%

3,6-dihydro-2H-pyran Structure

3,6-dihydro-2H-pyran

CAS#:3174-74-1

Literature: Guagnano, Vito; Lardicci, Luciano; Malanga, Corrado; Menicagli, Rita Tetrahedron Letters, 1998 , vol. 39, # 14 p. 2025 - 2026

~%

3,6-dihydro-2H-pyran Structure

3,6-dihydro-2H-pyran

CAS#:3174-74-1

Literature: Guagnano, Vito; Lardicci, Luciano; Malanga, Corrado; Menicagli, Rita Tetrahedron Letters, 1998 , vol. 39, # 14 p. 2025 - 2026

~%

3,6-dihydro-2H-pyran Structure

3,6-dihydro-2H-pyran

CAS#:3174-74-1

Literature: Singaram, Bakthan; Rangaishenvi, Milind V.; Brown, Herbert C.; Goralski, Christian G.; Hasha, Dennis L. Journal of Organic Chemistry, 1991 , vol. 56, # 4 p. 1543 - 1549

~%

3,6-dihydro-2H-pyran Structure

3,6-dihydro-2H-pyran

CAS#:3174-74-1

Literature: Colonge; Boisde Bulletin de la Societe Chimique de France, 1956 , p. 824

~%

3,6-dihydro-2H-pyran Structure

3,6-dihydro-2H-pyran

CAS#:3174-74-1

Literature: Olsen Acta Chemica Scandinavica (1947-1973), 1951 , vol. 5, p. 1168,1170

 Customs

HS Code 2932999099
Summary 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

3,4-dihydro-2-pyran
2,3-dihydropyran
3,4-dihydropyran
5,6-Dihydro-2H-pyran
2H-Pyran,3,6-dihydro
5,6-dihydropyran
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