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: 2-(benzo[d]thiazol-2-yl)-3H-benzo[f]chromen-3-one
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

70546-21-3

70546-21-3 structure

70546-21-3 structure

Name: 2-(benzo[d]thiazol-2-yl)-3H-benzo[f]chromen-3-one
Chemical Name: 2-(1,3-Benzothiazol-2-yl)-3H-benzo[f]chromen-3-one
CAS Number: 70546-21-3
Molecular Formula: C₂₀H₁₁NO₂S
Molecular Weight: 329.372
Create Date: 2021-09-15 01:15:00
Modify Date: 2025-09-16 07:40:53

Names
Properties

Name	2-(1,3-Benzothiazol-2-yl)-3H-benzo[f]chromen-3-one
Synonyms	3H-Naphtho[2,1-b]pyran-3-one, 2-(2-benzothiazolyl)- 2-(1,3-Benzothiazol-2-yl)-3H-benzo[f]chromen-3-one

Density	1.4±0.1 g/cm3
Boiling Point	585.8±60.0 °C at 760 mmHg
Molecular Formula	C₂₀H₁₁NO₂S
Molecular Weight	329.372
Flash Point	308.1±32.9 °C
Exact Mass	329.051056
LogP	5.57
Vapour Pressure	0.0±1.6 mmHg at 25°C
Index of Refraction	1.778

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