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－（1，1－Dimethyl allyl）herniarin
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

20958-63-8

20958-63-8 structure

20958-63-8 structure

Name: 3－(1,1－Dimethyl allyl)herniarin
Chemical Name: 7-methoxy-3-(2-methylbut-3-en-2-yl)chromen-2-one
CAS Number: 20958-63-8
Molecular Formula: C₁₅H₁₆O₃
Molecular Weight: 244.28600
Create Date: 2018-11-29 16:49:52
Modify Date: 2025-08-25 19:18:48

Name	7-methoxy-3-(2-methylbut-3-en-2-yl)chromen-2-one

Density	1.126g/cm3
Boiling Point	373ºC at 760 mmHg
Molecular Formula	C₁₅H₁₆O₃
Molecular Weight	244.28600
Flash Point	156.4ºC
Exact Mass	244.11000
PSA	39.44000
LogP	3.26520
Vapour Pressure	9.24E-06mmHg at 25°C
Index of Refraction	1.548

HS Code	2932209090

82940-41-8 structure

82940-41-8

~39%

20958-63-8 structure

20958-63-8

Literature: Ahluwalia, V. K.; Singh, Rishi P.; Bala, Shashi Tetrahedron Letters, 1982 , vol. 23, # 19 p. 2049 - 2050

56881-08-4 structure

56881-08-4

77-78-1 structure

77-78-1

~%

20958-63-8 structure

20958-63-8

Literature: Castillo, Juan B. del; Luis, Francisco Rodriguez; Secundino, Miguel Phytochemistry (Elsevier), 1984 , vol. 23, # 9 p. 2095 - 2096

17575-15-4 structure

17575-15-4

~%

20958-63-8 structure

20958-63-8

Literature: Ahluwalia, V. K.; Singh, Rishi P.; Bala, Shashi Tetrahedron Letters, 1982 , vol. 23, # 19 p. 2049 - 2050

Precursor 4
82940-41-8 56881-08-4 77-78-1 17575-15-4
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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