2-Ethoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

Modify Date: 2025-08-26 23:33:35

2-Ethoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane Structure
2-Ethoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane structure
 Common Name 2-Ethoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
CAS Number 1126-93-8 Molecular Weight 172.030
Density 0.9±0.1 g/cm3 Boiling Point 131.6±7.0 °C at 760 mmHg
Molecular Formula C8H17BO3 Melting Point N/A
MSDS N/A Flash Point 15.0±23.7 °C

 Names

Name 2-Ethoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
Synonym More Synonyms

 Chemical & Physical Properties

Density 0.9±0.1 g/cm3
Boiling Point 131.6±7.0 °C at 760 mmHg
Molecular Formula C8H17BO3
Molecular Weight 172.030
Flash Point 15.0±23.7 °C
Exact Mass 172.127075
PSA 27.69000
LogP 1.61180
Vapour Pressure 11.3±0.2 mmHg at 25°C
Index of Refraction 1.411
InChIKey AWCHCIVACATJJS-UHFFFAOYSA-N
SMILES CCOB1OC(C)(C)C(C)(C)O1

 Safety Information

RIDADR 1993.0
Hazard Class 3.0

 Synthetic Route

Pinacol structure

Pinacol

CAS#:76-09-5

Ethanol structure

Ethanol

CAS#:64-17-5

~41%

2-Ethoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane Structure

2-Ethoxy-4,4,5,...

CAS#:1126-93-8

Literature: Boudet, Nadege; Lachs, Jennifer R.; Knochel, Paul Organic Letters, 2007 , vol. 9, # 26 p. 5525 - 5528
ethyl (E)-3-methyl-2-[(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)methyl]pent-2-enoate structure

ethyl (E)-3-met...

CAS#:403805-84-5

~%

2-Ethoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane Structure

2-Ethoxy-4,4,5,...

CAS#:1126-93-8

Literature: Kennedy, Jason W. J.; Hall, Dennis G. Journal of the American Chemical Society, 2002 , vol. 124, # 6 p. 898 - 899
ethyl 3-methyl-2-[(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)methyl]but-2-enoate structure

ethyl 3-methyl-...

CAS#:403805-87-8

~%

2-Ethoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane Structure

2-Ethoxy-4,4,5,...

CAS#:1126-93-8

Literature: Kennedy, Jason W. J.; Hall, Dennis G. Journal of the American Chemical Society, 2002 , vol. 124, # 6 p. 898 - 899
ethyl acetate structure

ethyl acetate

CAS#:141-78-6

Pinacolborane structure

Pinacolborane

CAS#:25015-63-8

~10%

2-Ethoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane Structure

2-Ethoxy-4,4,5,...

CAS#:1126-93-8

Literature: Mukherjee, Debabrata; Ellern, Arkady; Sadow, Aaron D. Chemical Science, 2014 , vol. 5, # 3 p. 959 - 964
Pinacol structure

Pinacol

CAS#:76-09-5

Triethyl borate structure

Triethyl borate

CAS#:150-46-9

~85%

2-Ethoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane Structure

2-Ethoxy-4,4,5,...

CAS#:1126-93-8

Literature: Heller, Gert; Seeger, Karlheinz Zeitschrift fuer Naturforschung, B: Chemical Sciences, 1988 , vol. 43, # 5 p. 547 - 556

 Synonyms

1,3,2-Dioxaborolane, 2-ethoxy-4,4,5,5-tetramethyl-
Ethyl-1,1,2,2-tetramethyl-ethylen-borat
2-ethoxy-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane
1,3,2-Dioxaborolane,2-ethoxy-4,4,5,5-tetramethyl
X7232
ethyl pinacol borate
Ethoxyboronic Acid Pinacol Ester
2-Ethoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
2-Ethoxy-4.4.5.5-tetramethyl-1.3.2-dioxaborolan
2-Aethoxy-4,4,5,5,-tetramethyl-1,3,2-dioxaborolan
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3-Cyano-2-oxo-3-thiophen-2-YL-propionic acid methyl ester
946384-45-8
tert-butyl N-[cyano(naphthalen-2-yl)methyl]carbamate
946384-53-8
tert-Butyl N-[2-amino-1-(naphthalen-2-yl)ethyl]carbamate
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14-Oxo-6,10,13-triaza-dispiro[4.1.5.2]tetradecane-10-carboxylic acid tert-butyl ester
946384-61-8
13-Carboxymethyl-14-oxo-6,10,13-triaza-dispiro[4.1.5.2] tetradecane-10-carboxylic acid tert-butyl ester
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14-Oxo-3,7,15-triaza-dispiro[5.1.5.2]pentadecane-3-carboxylic acid tert-butyl ester
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15-Carboxymethyl-14-oxo-3,7,15-triaza-dispiro[5.1.5.2]pentadecane-3-carboxylic acid tert-butyl ester
946384-73-2
4-(naphthalen-2-yl)-2,3-dihydro-1H-1,5-benzodiazepine
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Chemsrc provides CAS#:1126-93-8 MSDS, density, melting point, boiling point, structure, etc. Its name is 2-Ethoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane>> amp version: 2-Ethoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

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