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: 4H-1-Benzothiopyran-4-one,2-methyl-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

771-40-4

771-40-4 structure

771-40-4 structure

Name: 4H-1-Benzothiopyran-4-one,2-methyl-
Chemical Name: 2-methylthiochromen-4-one
CAS Number: 771-40-4
Molecular Formula: C₁₀H₈OS
Molecular Weight: 176.23500
Create Date: 2016-08-14 08:11:19
Modify Date: 2025-09-13 08:35:05

Name	2-methylthiochromen-4-one
Synonyms	2-Methyl-4H-1-benzothiopyran-4-one 2-methyl-1-benzothiopyran-4-one 2-Methyl-4H-thiochromen-4-one 2-methyl-1-thiochromone 2-methylbenzo[b]thiin-4-one 2-methyl(thiochromone)

Density	1.227g/cm3
Boiling Point	276.7ºC at 760mmHg
Molecular Formula	C₁₀H₈OS
Molecular Weight	176.23500
Flash Point	136.1ºC
Exact Mass	176.03000
PSA	45.31000
LogP	2.56990
Index of Refraction	1.629

Precursor 8
141-97-9 108-98-5 826-86-8 105-45-3
40053-29-0 85290-69-3 3739-97-7 64448-06-2
DownStream 4
76256-33-2 826-86-8 6087-80-5 23086-33-1

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