Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Dinaphtho[1,2-b:2',1'-d]furan
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: DINAPHTHO[1,2-B:2',1'-D]FURAN
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

239-69-0

239-69-0 structure

239-69-0 structure

Name: Dinaphtho[1,2-b:2',1'-d]furan
Chemical Name: Dinaphtho[1,2-b:2',1'-d]furan
CAS Number: 239-69-0
Molecular Formula: C₂₀H₁₂O
Molecular Weight: 268.30900
Create Date: 2016-12-28 13:30:55
Modify Date: 2025-08-25 19:00:30

Name	Dinaphtho[1,2-b:2',1'-d]furan
Synonyms	Dinaphtho[1,2-b:2',1'-d]furan 13-Oxa-13H-dibenzo[a,i]fluorene Dinaphthofuran Dinaphtho[1,2-b:2',1'-d]furan(6CI,7CI,8CI,9CI) DINAPHTHYLENE OXIDE,M.P. 238 12-oxapentacyclo[11.8.0.0^{2,11}.0^{5,10}.0^{14,19}]henicosa-1(13),2(11),3,5,7,9,14,16,18,20-decaene

Density	1.3±0.1 g/cm3
Boiling Point	486.9±14.0 °C at 760 mmHg
Melting Point	183 °C
Molecular Formula	C₂₀H₁₂O
Molecular Weight	268.30900
Flash Point	271.6±6.9 °C
Exact Mass	268.08900
PSA	13.14000
LogP	6.58
Vapour Pressure	0.0±1.2 mmHg at 25°C
Index of Refraction	1.809
Storage condition	2-8°C

HS Code	2932999099

Precursor 9
604-60-4 90-15-3 1056246-70-8 529-34-0
4900-62-3 3178-03-8 71-43-2 10034-85-2
64-19-7
DownStream 0

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%

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