Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Purity: 98.0%
Stocking Period: 10 Day
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2-(3,4-Dimethoxyphenyl)-7-hydroxy-4H-chromen-4-one
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

33513-36-9

33513-36-9 structure

33513-36-9 structure

Name: 2-(3,4-Dimethoxyphenyl)-7-hydroxy-4H-chromen-4-one
Chemical Name: 2-(3,4-dimethoxyphenyl)-7-hydroxychromen-4-one
CAS Number: 33513-36-9
Molecular Formula: C₁₇H₁₄O₅
Molecular Weight: 298.29000
Create Date: 2016-04-21 20:22:34
Modify Date: 2025-09-24 17:44:24

Name	2-(3,4-dimethoxyphenyl)-7-hydroxychromen-4-one
Synonyms	3',4'-Dimethoxy-7-hydroxyflavon 3',4'-Dimethoxy-7-hydroxyflavone 2-(3,4-Dimethoxy-phenyl)-7-hydroxy-chromen-4-on 7-Hydroxy-3',4'-dimethoxy-flavon Flavone,4'-dimethoxy 7-hydroxy-3',4'-dimethoxyflavone 2-(3,4-Dimethoxyphenyl)-7-hydroxy-4H-chromen-4-one 2-(3,4-dimethoxy-phenyl)-7-hydroxy-chromen-4-one

Density	1.321g/cm3
Boiling Point	501.5ºC at 760 mmHg
Molecular Formula	C₁₇H₁₄O₅
Molecular Weight	298.29000
Flash Point	187.6ºC
Exact Mass	298.08400
PSA	68.90000
LogP	3.18280
Index of Refraction	1.621

HS Code	2914509090

89-84-9 structure

89-84-9

3535-37-3 structure

3535-37-3

~%

33513-36-9 structure

33513-36-9

Literature: Buchholz, Herwig; Perruchon, Sophie Patent: US2004/59100 A1, 2004 ;

89-84-9 structure

89-84-9

~%

33513-36-9 structure

33513-36-9

Literature: Verma, Alok K.; Singh, Himanshu; Satyanarayana, Mavurapu; Srivastava, Swayam P.; Tiwari, Priti; Singh, Amar B.; Dwivedi, Anil K.; Singh, Shio K.; Srivastava, Mukesh; Nath, Chandishwar; Raghubir, Ram; Srivastava, Arvind K.; Pratap, Ram Journal of Medicinal Chemistry, 2012 , vol. 55, # 10 p. 4551 - 4567

3535-37-3 structure

3535-37-3

~%

33513-36-9 structure

33513-36-9

Literature: Saxena, Shabnam; Makrandi, J. K.; Grover, S. K. Synthesis, 1985 , # 6/7 p. 697

99474-24-5 structure

99474-24-5

~%

33513-36-9 structure

33513-36-9

Literature: Verma, Alok K.; Singh, Himanshu; Satyanarayana, Mavurapu; Srivastava, Swayam P.; Tiwari, Priti; Singh, Amar B.; Dwivedi, Anil K.; Singh, Shio K.; Srivastava, Mukesh; Nath, Chandishwar; Raghubir, Ram; Srivastava, Arvind K.; Pratap, Ram Journal of Medicinal Chemistry, 2012 , vol. 55, # 10 p. 4551 - 4567

99-50-3 structure

99-50-3

~%

33513-36-9 structure

33513-36-9

Literature: Verma, Alok K.; Singh, Himanshu; Satyanarayana, Mavurapu; Srivastava, Swayam P.; Tiwari, Priti; Singh, Amar B.; Dwivedi, Anil K.; Singh, Shio K.; Srivastava, Mukesh; Nath, Chandishwar; Raghubir, Ram; Srivastava, Arvind K.; Pratap, Ram Journal of Medicinal Chemistry, 2012 , vol. 55, # 10 p. 4551 - 4567

3943-77-9 structure

3943-77-9

~%

33513-36-9 structure

33513-36-9

Literature: Verma, Alok K.; Singh, Himanshu; Satyanarayana, Mavurapu; Srivastava, Swayam P.; Tiwari, Priti; Singh, Amar B.; Dwivedi, Anil K.; Singh, Shio K.; Srivastava, Mukesh; Nath, Chandishwar; Raghubir, Ram; Srivastava, Arvind K.; Pratap, Ram Journal of Medicinal Chemistry, 2012 , vol. 55, # 10 p. 4551 - 4567

854651-91-5 structure

854651-91-5

~%

33513-36-9 structure

33513-36-9

Literature: Baker Journal of the Chemical Society, 1933 , p. 1381,1387

4687-37-0 structure

4687-37-0

108-46-3 structure

108-46-3

~%

33513-36-9 structure

33513-36-9

Literature: Pillon Bulletin de la Societe Chimique de France, 1954 , p. 9,21

854651-91-5 structure

854651-91-5

127-09-3 structure

127-09-3

64-19-7 structure

64-19-7

~%

33513-36-9 structure

33513-36-9

Literature: Baker Journal of the Chemical Society, 1933 , p. 1381,1387

Precursor 9
89-84-9 3535-37-3 99-50-3 3943-77-9
854651-91-5 4687-37-0 108-46-3 127-09-3
64-19-7
DownStream 1
2150-11-0

HS Code	2914509090
Summary	HS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

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