naphtho(1,2-b)furan-4,5-dione

Modify Date: 2025-08-25 18:38:37

naphtho(1,2-b)furan-4,5-dione Structure
naphtho(1,2-b)furan-4,5-dione structure
 Common Name naphtho(1,2-b)furan-4,5-dione
CAS Number 32358-83-1 Molecular Weight 198.17400
Density 1.42g/cm3 Boiling Point 364.4ºC at 760 mmHg
Molecular Formula C12H6O3 Melting Point N/A
MSDS N/A Flash Point 172.3ºC

 Names

Name benzo[g][1]benzofuran-8,9-dione
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.42g/cm3
Boiling Point 364.4ºC at 760 mmHg
Molecular Formula C12H6O3
Molecular Weight 198.17400
Flash Point 172.3ºC
Exact Mass 198.03200
PSA 47.28000
LogP 2.21140
Index of Refraction 1.685
InChIKey YXSJXRFEZBTTIF-UHFFFAOYSA-N
SMILES O=C1C=Cc2ccc3ccoc3c2C1=O

 Safety Information

HS Code 2932999099

 Synthetic Route

naphtho[1,2-b]furan-4-ol structure

naphtho[1,2-b]f...

CAS#:1198104-22-1

~55%

naphtho(1,2-b)furan-4,5-dione Structure

naphtho(1,2-b)f...

CAS#:32358-83-1

Literature: Shaik, Faruk H.; Kar, Gandhi K. Beilstein Journal of Organic Chemistry, 2009 , vol. 5, art. no. 47
Lapachol structure

Lapachol

CAS#:84-79-7

~1%

Phthalic anhydride structure

Phthalic anhydride

CAS#:85-44-9

stenocarpoquinone B structure

stenocarpoquinone B

CAS#:137493-02-8

naphtho(1,2-b)furan-4,5-dione Structure

naphtho(1,2-b)f...

CAS#:32358-83-1

Detail
Literature: Niehues, Michael; Barros, Valeria Priscila; Emery, Flavio Da Silva; Dias-Baruffi, Marcelo; Assis, Marilda Das Dores; Lopes, Norberto Peporine European Journal of Medicinal Chemistry, 2012 , vol. 54, p. 804 - 812
2-hydroxy-3-vinyl-[1,4]naphthoquinone structure

2-hydroxy-3-vin...

CAS#:858019-74-6

~%

naphtho(1,2-b)furan-4,5-dione Structure

naphtho(1,2-b)f...

CAS#:32358-83-1

Literature: Hooker; Steyermark Journal of the American Chemical Society, 1936 , vol. 58, p. 1202,1205
Chloroacetaldehyde structure

Chloroacetaldehyde

CAS#:107-20-0

2-Hydroxy-1,4-naphoquinone structure

2-Hydroxy-1,4-n...

CAS#:83-72-7

~41%

naphtho(1,2-b)furan-4,5-dione Structure

naphtho(1,2-b)f...

CAS#:32358-83-1

naphtho(2,3-b)furan-4,9-dione structure

naphtho(2,3-b)f...

CAS#:5656-82-6

Literature: Tseng, Chih-Hua; Lin, Chang-Sheng; Shih, Pin-Keng; Tsao, Lo-Ti; Wang, Jih-Pyang; Cheng, Chih-Mei; Tzeng, Cherng-Chyi; Chen, Yeh-Long Bioorganic and Medicinal Chemistry, 2009 , vol. 17, # 18 p. 6773 - 6779
2-Hydroxy-1,4-naphoquinone structure

2-Hydroxy-1,4-n...

CAS#:83-72-7

~%

naphtho(1,2-b)furan-4,5-dione Structure

naphtho(1,2-b)f...

CAS#:32358-83-1

Literature: Lee, Yong Rok; Kim, Byung So; Jung, Yong Ug; Koh, Wha Soo; Cha, Jin Soon; Kim, Nam Woo Synthetic Communications, 2002 , vol. 32, # 20 p. 3099 - 3105
N/A structure

N/A

CAS#:148839-41-2

~%

naphtho(1,2-b)furan-4,5-dione Structure

naphtho(1,2-b)f...

CAS#:32358-83-1

Literature: Brandao, Marcos A. F.; Oliveira, Alaide Braga de; Snieckus, Victor Tetrahedron Letters, 1993 , vol. 34, # 15 p. 2437 - 2440

 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

NF-4,5-Dione
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