Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2-(9H-fluoren-9-ylidene)acetic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Acetic acid,9H-fluoren-9-ylidene-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

4425-73-4

4425-73-4 structure

4425-73-4 structure

Name: Acetic acid,9H-fluoren-9-ylidene-
Chemical Name: 9-fluorenylideneacetic acid
CAS Number: 4425-73-4
Molecular Formula: C₁₅H₁₀O₂
Molecular Weight: 222.23900
Create Date: 2018-05-16 08:00:00
Modify Date: 2025-09-13 17:08:30

Name	9-fluorenylideneacetic acid
Synonyms	9H-fluoren-9-ylideneacetic acid 9-fluorenylidene acetate EINECS 224-604-0 Biphenylenecrylic acid MFCD00040930 fluoren-9-ylidene-acetic acid 9H-Fluorene-9-ylideneacetic acid BIPHENYLENEACRYLIC ACID Fluorenylideneacetic acid dibenzofulvene-1-carboxylic acid

Density	1.387g/cm3
Boiling Point	385.7ºC at 760 mmHg
Melting Point	231-233ºC
Molecular Formula	C₁₅H₁₀O₂
Molecular Weight	222.23900
Flash Point	284.1ºC
Exact Mass	222.06800
PSA	37.30000
LogP	3.18330

HS Code	2916399090

Precursor 9
27973-36-0 4425-71-2 13461-74-0 486-25-9
18083-73-3 18083-76-6 105-36-2 872280-79-0
141-52-6
DownStream 4
6284-80-6 146967-87-5 4425-98-3 4612-64-0

HS Code	2916399090
Summary	2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

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