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: 3-(2-Oxo-2H-1-benzopyran-3-yl)pyridine 1-oxide
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

958-55-4

958-55-4 structure

958-55-4 structure

Name: 3-(2-Oxo-2H-1-benzopyran-3-yl)pyridine 1-oxide
Chemical Name: 3-(1-oxidopyridin-1-ium-3-yl)chromen-2-one
CAS Number: 958-55-4
Molecular Formula: C₁₄H₉NO₃
Molecular Weight: 239.22600
Create Date: 2017-05-23 12:47:05
Modify Date: 2025-09-25 19:54:45

Name	3-(1-oxidopyridin-1-ium-3-yl)chromen-2-one
Synonyms	3-(1-oxy-pyridin-3-yl)-chromen-2-one COUMARIN,3-(3-PYRIDYL)-,N-OXIDE 3-<3>Pyridyl-cumarin-N-oxid 3-(3-Pyridyl)coumarin N-oxide

Density	1.29g/cm3
Boiling Point	547.1ºC at 760 mmHg
Molecular Formula	C₁₄H₉NO₃
Molecular Weight	239.22600
Flash Point	284.7ºC
Exact Mass	239.05800
PSA	55.67000
LogP	2.88850
Index of Refraction	1.64

HS Code	2934999090

837-96-7 structure

837-96-7

~%

958-55-4 structure

958-55-4

Literature: Moffett,R.B. Journal of Medicinal Chemistry, 1964 , vol. 7, p. 446 - 449

501-81-5 structure

501-81-5

~%

958-55-4 structure

958-55-4

Literature: Moffett,R.B. Journal of Medicinal Chemistry, 1964 , vol. 7, p. 446 - 449

90-02-8 structure

90-02-8

~%

958-55-4 structure

958-55-4

Literature: Moffett,R.B. Journal of Medicinal Chemistry, 1964 , vol. 7, p. 446 - 449

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.