Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: C2H5CH=C=O
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Purity: 98.0%
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20334-52-5

20334-52-5 structure

20334-52-5 structure

Name: C2H5CH=C=O
Chemical Name: but-1-en-1-one
CAS Number: 20334-52-5
Molecular Formula: C₄H₆O
Molecular Weight: 70.08980
Create Date: 2016-04-23 11:08:42
Modify Date: 2024-01-09 12:26:50

Name	but-1-en-1-one
Synonyms	1-Buten-1-one Aethylketen C2H5CH=C=O But-1-en-1-on ethyl ketene

Density	0.774g/cm3
Boiling Point	28ºC at 760 mmHg
Molecular Formula	C₄H₆O
Molecular Weight	70.08980
Exact Mass	70.04190
PSA	17.07000
LogP	0.78420
Vapour Pressure	680mmHg at 25°C
Index of Refraction	1.375

HS Code	2914190090

22118-12-3 structure

22118-12-3

~87%

20334-52-5 structure

20334-52-5

Literature: Masters, Andrew P.; Sorensen, Ted S.; Ziegler, Tom Journal of Organic Chemistry, 1986 , vol. 51, # 18 p. 3558 - 3559

141-75-3 structure

141-75-3

~%

20334-52-5 structure

20334-52-5

Literature: Hertenstein, Ulrich; Huenig, Siegfried; Reichelt, Helmut; Schaller, Rainer Chemische Berichte, 1982 , vol. 115, # 1 p. 261 - 287

107-92-6 structure

107-92-6

~%

20334-52-5 structure

20334-52-5

Literature: Imahori, Yoshio; Ido, Tatsuo Medicinal Chemistry Research, 1995 , vol. 5, # 2/3 p. 97 - 112

26074-52-2 structure

26074-52-2

~%

20334-52-5 structure

20334-52-5

Literature: Staudinger; Klever Chemische Berichte, 1908 , vol. 41, p. 906

623-42-7 structure

623-42-7

~%

67-56-1 structure

67-56-1

20334-52-5 structure

20334-52-5

Literature: Burnier, R. C.; Byrd, G. D.; Freiser, B. S. Analytical Chemistry, 1980 , vol. 52, # 11 p. 1641 - 1650

105-54-4 structure

105-54-4

~%

64-17-5 structure

64-17-5

54509-73-8 structure

54509-73-8

20334-52-5 structure

20334-52-5

Detail

Literature: Burnier, R. C.; Byrd, G. D.; Freiser, B. S. Analytical Chemistry, 1980 , vol. 52, # 11 p. 1641 - 1650

123-73-9 structure

123-73-9

~%

54509-73-8 structure

54509-73-8

20334-52-5 structure

20334-52-5

201230-82-2 structure

201230-82-2

Detail

Literature: Johnstone, Duncan E.; Sodeau, John R. Journal of the Chemical Society, Faraday Transactions, 1992 , vol. 88, # 3 p. 409 - 415

14272-91-4 structure

14272-91-4

~%

54509-73-8 structure

54509-73-8

20334-52-5 structure

20334-52-5

Literature: Moyano, Albert; Pericas, Miquel A.; Serratosa, Felix; Valenti, Eduard Journal of Organic Chemistry, 1987 , vol. 52, # 25 p. 5532 - 5538

60-29-7 structure

60-29-7

26074-52-2 structure

26074-52-2

~%

20334-52-5 structure

20334-52-5

Literature: Staudinger; Klever Chemische Berichte, 1908 , vol. 41, p. 906

Precursor 8
22118-12-3 141-75-3 107-92-6 26074-52-2
623-42-7 105-54-4 123-73-9 60-29-7
DownStream 2
107-92-6 55552-69-7

HS Code	2914190090
Summary	2914190090 other acyclic ketones without other oxygen function。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%