42059-70-1

42059-70-1 structure

Name: (2E)-3-(6-chloro-4-oxo-4H-chromen-3-yl)acrylic acid()
Chemical Name: (2E)-3-(6-chloro-4-oxo-4H-chromen-3-yl)acrylic acid()
CAS Number: 42059-70-1
Molecular Formula: C₁₂H₇ClO₄
Molecular Weight: 250.63500
Create Date: 2016-09-19 08:03:36
Modify Date: 2024-03-02 20:07:46

Name	(2E)-3-(6-chloro-4-oxo-4H-chromen-3-yl)acrylic acid()
Synonyms	rarechem al bk 0740

Density	1.59g/cm3
Boiling Point	411.5ºC at 760 mmHg
Molecular Formula	C₁₂H₇ClO₄
Molecular Weight	250.63500
Flash Point	202.6ºC
Exact Mass	250.00300
PSA	67.51000
LogP	2.54420
Index of Refraction	1.716

HS Code	2918300090

65235-90-7

42248-31-7

~17%

42059-70-1

1263273-24-0

Detail

Literature: Shutov, Roman V.; Kuklina, Elizaveta V.; Ivin, Boris A. Tetrahedron Letters, 2011 , vol. 52, # 2 p. 266 - 269

141-82-2

42248-31-7

~92%

42059-70-1

Literature: Suresh, Dhruva Kumar; Sandhu, Jagir S. Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 2011 , vol. 50, # 10 p. 1479 - 1483

Precursor 3
65235-90-7 42248-31-7 141-82-2
DownStream 0

HS Code	2918300090
Summary	2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

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