Shanghai Nianxing Industrial Co., Ltd
China
Product Name: N-Boc-L-proline-4-ene Methyl Ester
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Purity: 98.0%
Stocking Period: 10 Day
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: METHYL N-BOC-L-PROLINE-4-ENE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

83548-46-3

83548-46-3 structure

83548-46-3 structure

Name: METHYL N-BOC-L-PROLINE-4-ENE
Chemical Name: 1-O-tert-butyl 2-O-methyl (2S)-2,3-dihydropyrrole-1,2-dicarboxylate
CAS Number: 83548-46-3
Molecular Formula: C₁₁H₁₇NO₄
Molecular Weight: 227.257
Create Date: 2016-12-20 17:33:26
Modify Date: 2025-08-22 20:33:34

Name	1-O-tert-butyl 2-O-methyl (2S)-2,3-dihydropyrrole-1,2-dicarboxylate
Synonyms	(2S)-2,3-Dihydro-1H-pyrrole-1,2-dicarboxylic Acid 1-(1,1-Dimethylethyl) 2-Methyl Ester N-tert-butoxycarbonyl-4,5-dehydro-L-proline methyl ester N-Boc-L-proline-4-ene Methyl Ester 1H-Pyrrole-1,2-dicarboxylic acid, 2,3-dihydro-, 1-(1,1-dimethylethyl) 2-methyl ester, (2S)- 2,3-dihydropyrrole-1,2-(2S)-dicarboxylic acid 1-tert-butyl ester 2-methyl ester 2-Methyl 1-(2-methyl-2-propanyl) (2S)-2,3-dihydro-1H-pyrrole-1,2-dicarboxylate (S)-2,3-Dihydro-1H-pyrrole-1,2-dicarboxylic Acid 1-(1,1-Dimethylethyl) 2-Methyl Ester METHYL N-BOC-L-PROLINE-4-ENE 1-tert-butyl 2-methyl (2S)-2,3-dihydro-1H-pyrrole-1,2-dicarboxylate 2,3-dihydropyrrole-1,2-dicarboxylic acid 1-tert-butyl ester 2-methyl ester (5S)-N-(tert-butoxycarbonyl)-5-(methoxycarbonyl)-2-pyrroline

Density	1.1±0.1 g/cm3
Boiling Point	299.2±40.0 °C at 760 mmHg
Molecular Formula	C₁₁H₁₇NO₄
Molecular Weight	227.257
Flash Point	134.8±27.3 °C
Exact Mass	227.115753
PSA	55.84000
LogP	0.95
Vapour Pressure	0.0±0.6 mmHg at 25°C
Index of Refraction	1.492

HS Code	2933990090

Precursor 9
108963-96-8 83548-49-6 188200-05-7 74844-91-0
83548-45-2 24424-99-5 40216-83-9 51-35-4
83548-44-1
DownStream 4
59936-29-7 90104-21-5 51154-06-4 203866-13-1

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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