3,4-dihydro-2H-pyrrole

3,4-dihydro-2H-pyrrole Suppliers list
Company Name: BOC Sciences  
Tel: 1-631-485-4226; 16314854226
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Products Intro: Product Name:1-pyrroline
CAS:5724-81-2
Company Name: Shaanxi Dideu Newmaterial Co., Ltd.  
Tel: 029-63373950 15353716720
Email: 1052@dideu.com
Products Intro: Product Name:1-pyrroline
CAS:5724-81-2
Purity:98% Package:25kg
Company Name: Xi'an Lechun Chemical Co., Ltd  
Tel: 029-15596886083 15596886083
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Products Intro: Product Name:3,4-dihydro-2H-pyrrole
CAS:5724-81-2
Purity:98.0% Package:10g,100g,1kg,10kg
Company Name: Chemical sources Association Inc  
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Products Intro: Product Name:1-pyrroline
CAS:5724-81-2
Company Name: Xiamen Peony Perfume & Chemical Industry CO.,LTD.   
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3,4-dihydro-2H-pyrrole Basic information
Product Name:3,4-dihydro-2H-pyrrole
Synonyms:3,4-dihydro-2H-pyrrole;delta(1)-pyrroline;1-PYRROLINE;2H-Pyrrole, 3,4-dihydro-;Einecs 227-230-6
CAS:5724-81-2
MF:C4H7N
MW:69.11
EINECS:2272306
Product Categories:
Mol File:5724-81-2.mol
3,4-dihydro-2H-pyrrole Structure
3,4-dihydro-2H-pyrrole Chemical Properties
Melting point 96-102 °C
Boiling point 113.7±13.0 °C(Predicted)
density 0.95±0.1 g/cm3(Predicted)
FEMA 3898 | 1-PYRROLINE
pka7.81±0.20(Predicted)
Odorat 0.10 % in propylene glycol. ammoniacal shrimp seafood
Odor Typeammoniacal
JECFA Number1603
LogP-0.78
Safety Information
MSDS Information
3,4-dihydro-2H-pyrrole Usage And Synthesis
Chemical Properties1-Pyrroline has a spermous odor
OccurrenceReported present in clam and squid.
UsesIt is used in the Biological study and evaluation of aliphatic and aromatic amines and amides as flavoring materials.
PreparationBy acid hydrolysis of 4-aminobutyraldehyde diethyl acetal.
DefinitionChEBI: 1-pyrroline is a pyrroline and an imine. It is a conjugate base of a 1-pyrrolinium.
Aroma threshold values2.3 to 22 ppb
3,4-dihydro-2H-pyrrole Preparation Products And Raw materials
Raw materialsPyridazine, 1,4,5,6-tetrahydro--->(R)-1-(3-Bromophenyl)ethylamine-->1-AMINOPYRROLIDINE-->1,4-DIAMINOBUTANE-->3'-Bromoacetophenone
Preparation ProductsPyrrolidine
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