Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Purity: 98.0%
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133740-20-2

133740-20-2 structure

133740-20-2 structure

Name: 9,10-dihydroxy-5,7-dimethoxy-3-methylbenzo[g]isochromen-1-one
Chemical Name: 9,10-dihydroxy-5,7-dimethoxy-3-methylbenzo[g]isochromen-1-one
CAS Number: 133740-20-2
Molecular Formula: C₁₆H₁₄O₆
Molecular Weight: 302.27900
Create Date: 2017-02-27 00:45:23
Modify Date: 2025-08-25 16:03:37

Names
Properties

Name	9,10-dihydroxy-5,7-dimethoxy-3-methylbenzo[g]isochromen-1-one
Synonyms	9,7-dimethoxy-1H-naphtho(2,3c)pyran-1-one Paepalantine

Density	1.412g/cm3
Boiling Point	499.9ºC at 760 mmHg
Molecular Formula	C₁₆H₁₄O₆
Molecular Weight	302.27900
Flash Point	187.9ºC
Exact Mass	302.07900
PSA	89.13000
LogP	2.68300
Vapour Pressure	1.29E-10mmHg at 25°C
Index of Refraction	1.664

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