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-naphthalen-1-ylchromen-2-one
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

42189-35-5

42189-35-5 structure

42189-35-5 structure

Name: 3-naphthalen-1-ylchromen-2-one
Chemical Name: 3-naphthalen-1-ylchromen-2-one
CAS Number: 42189-35-5
Molecular Formula: C₁₉H₁₂O₂
Molecular Weight: 272.29700
Create Date: 2016-03-04 15:03:03
Modify Date: 2025-09-23 20:09:47

Name	3-naphthalen-1-ylchromen-2-one

Density	1.276g/cm3
Boiling Point	495.6ºC at 760 mmHg
Molecular Formula	C₁₉H₁₂O₂
Molecular Weight	272.29700
Flash Point	209.8ºC
Exact Mass	272.08400
PSA	30.21000
LogP	4.61320
Index of Refraction	1.695

Precursor 9
939-18-4 13922-41-3 201230-82-2 90-02-8
86-52-2 91-20-3 89-98-5 132-75-2
88284-48-4
DownStream 0

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