Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Dibenz[b,f]oxepin
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

257-05-6

257-05-6 structure

257-05-6 structure

Name: Dibenz[b,f]oxepin
Chemical Name: benzo[b][1]benzoxepine
CAS Number: 257-05-6
Molecular Formula: C₁₄H₁₀O
Molecular Weight: 194.22900
Create Date: 2017-09-02 06:55:11
Modify Date: 2025-08-26 18:35:53

Name	benzo[b][1]benzoxepine
Synonyms	dibenzo[b,f]oxepine Dibenzo<CTK1A5719 dibenz<b,f>oxepin dibenzo[b,f]oxepin

Density	1.155g/cm3
Boiling Point	312.2ºC at 760mmHg
Molecular Formula	C₁₄H₁₀O
Molecular Weight	194.22900
Flash Point	138.3ºC
Exact Mass	194.07300
PSA	9.23000
LogP	3.96270
Vapour Pressure	0.000985mmHg at 25°C
Index of Refraction	1.627

HS Code	2932999099

Precursor 8
74-86-2 49590-51-4 90-02-8 446-52-6
19493-09-5 2065-66-9 1020959-71-0 95-56-7
DownStream 2
90-47-1 37424-29-6

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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