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: 5-propylidenefuran-2(5H)-one
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

21053-66-7

21053-66-7 structure

21053-66-7 structure

Name: 5-propylidenefuran-2(5H)-one
Chemical Name: 5-propylidenefuran-2-one
CAS Number: 21053-66-7
Molecular Formula: C₇H₈O₂
Molecular Weight: 124.13700
Create Date: 2017-04-17 04:12:16
Modify Date: 2025-09-16 09:31:24

Name	5-propylidenefuran-2-one
Synonyms	5-propylidene-5H-furan-2-one EINECS 244-177-4

Density	1.202g/cm3
Boiling Point	243.5ºC at 760mmHg
Molecular Formula	C₇H₈O₂
Molecular Weight	124.13700
Flash Point	94.1ºC
Exact Mass	124.05200
PSA	26.30000
LogP	1.39330
Vapour Pressure	0.032mmHg at 25°C
Index of Refraction	1.599

HS Code	2932209090

112751-90-3 structure

112751-90-3

~71%

21053-66-7 structure

21053-66-7

Literature: Carretero, Juan Carlos; Lombaert, Stephane De; Ghosez, Leon Tetrahedron Letters, 1987 , vol. 28, # 19 p. 2135 - 2138

Precursor 1
112751-90-3
DownStream 0

HS Code	2932209090
Summary	2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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