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: 1-methyl-5-thioxopyrrolidin-2-one
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

2043-24-5

2043-24-5 structure

2043-24-5 structure

Name: 1-methyl-5-thioxopyrrolidin-2-one
Chemical Name: 1-methyl-5-sulfanylidenepyrrolidin-2-one
CAS Number: 2043-24-5
Molecular Formula: C₅H₇NOS
Molecular Weight: 129.18000
Create Date: 2016-05-30 10:20:44
Modify Date: 2025-09-15 15:26:49

Name	1-methyl-5-sulfanylidenepyrrolidin-2-one
Synonyms	N-Methylmonothiosuccinimide N-Methyl-thionsuccinimid EINECS 218-047-2 N-Methyl-thiosuccinimid 1-Methyl-5-thioxopyrrolidin-2-one USAF WI-3 2-Pyrrolidinone,1-methyl-5-thioxo N-methylthiosuccinimide Succinimide,N-methyl-2-thio N-Methyl-monothio-succinimid 1-Methyl-2-thiosuccinimide N-Methyl-2-oxo-5-thioxo-pyrrolidin

Density	1.27g/cm3
Boiling Point	189.3ºC at 760mmHg
Molecular Formula	C₅H₇NOS
Molecular Weight	129.18000
Flash Point	68.3ºC
Exact Mass	129.02500
PSA	52.40000
LogP	0.50390
Vapour Pressure	0.574mmHg at 25°C
Index of Refraction	1.589

HS Code	2933790090

550-44-7 structure

550-44-7

~20%

2043-24-5 structure

2043-24-5

3889-18-7 structure

3889-18-7

Literature: Machida, Minoru; Oda, Kazuaki; Yoshida, Eiichi; Kanaoka, Yuichi Journal of Organic Chemistry, 1985 , vol. 50, # 10 p. 1681 - 1688

Precursor 1
550-44-7
DownStream 0

HS Code	2933790090
Summary	2933790090. other lactams. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:9.0%. General tariff:20.0%

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