Shanghai Nianxing Industrial Co., Ltd
China
Product Name: (S)-1-tert-Butyl 2-methyl 4-methylenepyrrolidine-1,2-dicarboxylate
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: (S)-1-tert-Butyl 2-methyl 4-methylenepyrrolidine-1,2-dicarboxylate
Price: ￥2126.0/5g ￥3376.0/10g ￥6416.0/25g ￥606.0/1g
Purity: 95.0%
Stocking Period: 2 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: N-Boc-4-Methylene-L-proline Methyl Ester
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

84348-39-0

84348-39-0 structure

84348-39-0 structure

Name: (S)-1-tert-Butyl 2-methyl 4-methylenepyrrolidine-1,2-dicarboxylate
Chemical Name: (S)-1-tert-Butyl 2-methyl 4-methylenepyrrolidine-1,2-dicarboxylate
CAS Number: 84348-39-0
Molecular Formula: C₁₂H₁₉NO₄
Molecular Weight: 241.284
Catalog: Biochemical Amino acids and their derivatives Proline derivatives
Create Date: 2018-12-20 15:59:20
Modify Date: 2025-08-25 16:54:17

Name	(S)-1-tert-Butyl 2-methyl 4-methylenepyrrolidine-1,2-dicarboxylate
Synonyms	2-Methyl 1-(2-methyl-2-propanyl) (2S)-4-methylene-1,2-pyrrolidinedicarboxylate 1-O-tert-butyl 2-O-methyl (2S)-4-methylidenepyrrolidine-1,2-dicarboxylate 1,2-Pyrrolidinedicarboxylic acid, 4-methylene-, 1-(1,1-dimethylethyl) 2-methyl ester, (2S)-

Density	1.1±0.1 g/cm3
Boiling Point	302.0±42.0 °C at 760 mmHg
Molecular Formula	C₁₂H₁₉NO₄
Molecular Weight	241.284
Flash Point	136.4±27.9 °C
Exact Mass	241.131409
PSA	55.84000
LogP	1.49
Vapour Pressure	0.0±0.6 mmHg at 25°C
Index of Refraction	1.488

HS Code	2933990090

Precursor 10
1779-49-3 102195-80-2 84348-38-9 74-88-4
75-24-1 593-71-5 19493-09-5 18107-18-1
27200-84-6 186581-53-3
DownStream 4
84348-38-9 1129634-44-1 1129634-43-0 84348-40-3

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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