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(S)-3-Pyrroline-2-carboxylic Acid

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Origin: China

Cas No: 4043-88-3

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Product Description

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CAS No.: 4043-88-3 Formula: C5H7NO2 Molecular Weight: 113.11500

Description

3,4-Dehydro-L-proline is used to prepare morpholinyl-4-piperidinylacetic acid derivatives as potent oral active VLA-4 antagonist. It is also a β-Proline analog used as agonists at the strychnine-sensitive glycine receptor.

Basic Info

Chemical Name	(S)-3-Pyrroline-2-carboxylic Acid
Synonyms	3,4-Dehydro-L-proline; (S)-2,5-Dihydro-1H-pyrrole-2-carboxylic acid; (2S)-2,5-dihydro-1H-pyrrole-2-carboxylic acid;
CAS No.	4043-88-3
Molecular Formula	C5H7NO2
Molecular Weight	113.11500
PSA	49.33000
LogP	-0.07220

Properties

Density	1.252g/cm3
Boiling Point	279.3ºC at 760mmHg
Melting Point	239-241ºC (dec.)
Flash Point	122.7ºC
Refractive Index	1.521
Storage Condition	-15ºC
Vapor Pressure	0.00108mmHg at 25°C

Safety Info

Safety Statements	S22-S24/25
HS Code	2933990090

Synthesis Route

(2S)-2,5-dihydro-1H-pyrrole-1,2-dicarboxylic acid 2-methyl 1-(phenylmethyl) ester→(S)-3-Pyrroline-2-carboxylic Acid
methyl 1-benzyloxycarbonyl-(4S)-phenylseleno-(2S)-pyrrolidinylcarboxylate→(S)-3-Pyrroline-2-carboxylic Acid

Precursor

methyl 1-benzyloxycarbonyl-(4S)-phenylseleno-(2S)-pyrrolidinylcarboxylate
(2S)-2,5-dihydro-1H-pyrrole-1,2-dicarboxylic acid 2-methyl 1-(phenylmethyl) ester

Downstream Product

(2S)-1-[(2-methylpropan-2-yl)oxycarbonyl]-2,5-dihydropyrrole-2-carboxylic acid
Fmoc-3,4-dehydro-L-proline

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