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

1003-41-4

1003-41-4 structure

1003-41-4 structure

Name: 4H-Thiopyran-4-one
Chemical Name: thiopyran-4-one
CAS Number: 1003-41-4
Molecular Formula: C₅H₄OS
Molecular Weight: 112.15000
Create Date: 2017-05-26 10:38:06
Modify Date: 2025-09-27 12:21:49

Name	thiopyran-4-one
Synonyms	4H-Thiopyran-4-one 4-Thiapyrone 4-thiopyranone 1,4-Thiapyrone 4H-Thiopyran,4-oxo 4-thiopyrone thiin-4-one 1-thia-cyclohexadiene-2,5-one-4

Density	1.259g/cm3
Boiling Point	202.8ºC at 760mmHg
Molecular Formula	C₅H₄OS
Molecular Weight	112.15000
Exact Mass	111.99800
PSA	45.31000
LogP	1.10830
Vapour Pressure	0.287mmHg at 25°C
Index of Refraction	1.602

HS Code	2934999090

Precursor 10
57242-69-0 4160-61-6 51727-22-1 61306-81-8
137812-22-7 1072-72-6 108-97-4 27757-85-3
10026-13-8 7732-18-5
DownStream 2
1120-94-1 134368-08-4

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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