Propanedioic acid,2-(1-methylethylidene)-

Modify Date: 2025-08-26 20:31:46

Propanedioic acid,2-(1-methylethylidene)- Structure
Propanedioic acid,2-(1-methylethylidene)- structure
 Common Name Propanedioic acid,2-(1-methylethylidene)-
CAS Number 4441-90-1 Molecular Weight 144.12500
Density 1.309g/cm3 Boiling Point 375.7ºC at 760 mmHg
Molecular Formula C6H8O4 Melting Point N/A
MSDS N/A Flash Point 195.2ºC

 Names

Name Isopropyliden-malonsaeure
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.309g/cm3
Boiling Point 375.7ºC at 760 mmHg
Molecular Formula C6H8O4
Molecular Weight 144.12500
Flash Point 195.2ºC
Exact Mass 144.04200
PSA 74.60000
LogP 0.49200
Index of Refraction 1.506

 Synthetic Route

Diethyl isopropylidenemalonate structure

Diethyl isoprop...

CAS#:6802-75-1

~41%

Propanedioic acid,2-(1-methylethylidene)- Structure

Propanedioic ac...

CAS#:4441-90-1

Literature: Reed; Capitosti; Zhu; Modarelli Journal of Organic Chemistry, 2001 , vol. 66, # 1 p. 287 - 299
Acetone structure

Acetone

CAS#:67-64-1

Diethyl malonate structure

Diethyl malonate

CAS#:105-53-3

~%

Propanedioic acid,2-(1-methylethylidene)- Structure

Propanedioic ac...

CAS#:4441-90-1

Literature: Meyenberg Chemische Berichte, 1895 , vol. 28, p. 786 Full Text Show Details Koetz Journal fuer Praktische Chemie (Leipzig), 1907 , vol. <2>75, p. 498
diethyl 2-prop-1-en-2-ylpropanedioate structure

diethyl 2-prop-...

CAS#:38806-12-1

~%

Meldrumic acid structure

Meldrumic acid

CAS#:2033-24-1

Propanedioic acid,2-(1-methylethylidene)- Structure

Propanedioic ac...

CAS#:4441-90-1

Literature: Cope; Hancock Journal of the American Chemical Society, 1938 , vol. 60, p. 2646 Full Text Show Details Centolella; Nelson; Kolloff Journal of the American Chemical Society, 1943 , vol. 65, p. 2091 Full Text View citing articles Show Details Cope; Hofmann; Hardy Journal of the American Chemical Society, 1941 , vol. 63, p. 1855
(α-hydroxy-isopropyl)-malonic acid structure

(α-hydroxy-isop...

CAS#:872791-49-6

~%

Propanedioic acid,2-(1-methylethylidene)- Structure

Propanedioic ac...

CAS#:4441-90-1

Literature: Gachokidse; Gunzadse Zhurnal Obshchei Khimii, 1947 , vol. 17, p. 1640 Chem.Abstr., 1948 , p. 2579
diethyl 2-prop-1-en-2-ylpropanedioate structure

diethyl 2-prop-...

CAS#:38806-12-1

Sodium ethoxide structure

Sodium ethoxide

CAS#:141-52-6

~%

Meldrumic acid structure

Meldrumic acid

CAS#:2033-24-1

Propanedioic acid,2-(1-methylethylidene)- Structure

Propanedioic ac...

CAS#:4441-90-1

Literature: Cope; Hancock Journal of the American Chemical Society, 1938 , vol. 60, p. 2646 Full Text Show Details Centolella; Nelson; Kolloff Journal of the American Chemical Society, 1943 , vol. 65, p. 2091 Full Text View citing articles Show Details Cope; Hofmann; Hardy Journal of the American Chemical Society, 1941 , vol. 63, p. 1855

 Synonyms

isopropylideneketene dimethyl dithioacetal
isopropylidenemalonic acid
3-methyl-1,1-bis-methylsulfanyl-buta-1,2-diene
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Chemsrc provides CAS#:4441-90-1 MSDS, density, melting point, boiling point, structure, etc. Its name is Propanedioic acid,2-(1-methylethylidene)->> amp version: Propanedioic acid,2-(1-methylethylidene)-

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