Home > Heterocyclic Compounds> 2-(5,5-dimethyl-1,3,2-dioxaborinan-2-yl)-5,5-dimethyl-1,3,2-dioxaborinane

2-(5,5-dimethyl-1,3,2-dioxaborinan-2-yl)-5,5-dimethyl-1,3,2-dioxaborinane

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Origin: China

Cas No: 201733-56-4

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

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

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Products Specification
Product Description

Quick Details
CAS No.:
201733-56-4
Other Names:
5,5,5',5'-TETRAMETHYL-2,2'-BI-1,3,2-DIOXABORINANE
MF:
C10H20B2O4
EINECS No.:
N/A
Place of Origin:
Shanghai, China
Type:
Dyestuff Intermediates, Syntheses Material Intermediates
Purity:
98%min
Brand Name:
UCHEM
Model Number:
BIS(NEOPENTYL GLYCOLATO)DIBORON 98%min
Application:
Organic intermediate for pharmaceuticals
Appearance:
White Crystal Powder
Name:
Bis(neopentyl glycolato)diboron
Other Name:
5,5,5',5'-Tetramethyl-2,2'-bi-1,3,2-dioxaborinane
Color:
white crystal powder
CAS:
201733-56-4
Melting Point:
180.5-184.5 °C(lit.)
Molecular Weight:
225.89
pruity:
98%
Packing:
100g, 500g, 1Kg, 5Kg
Storage:
Room Temperature and Shade
Applications:
Organic intermediate for pharmaceuticals
Packaging&Delivery
Packaging Details
Aluminum foil bag under 5Kg; Fiber can over 5Kg
Or others according to the requirement.
Port
shanghai
Lead Time:
Shipped in 5 days after payment

Property

CAS No.: 201733-56-4 Formula: C10H20B2O4 Molecular Weight: 225.88500

Description

Makes borate adducts used for Suzuki coupling.

Basic Info

Chemical Name	2-(5,5-dimethyl-1,3,2-dioxaborinan-2-yl)-5,5-dimethyl-1,3,2-dioxaborinane
Synonyms	Bis(Neopentyl Glycolato)Diboron; Bis(neopentylglycolato)diboron; 5,5,5',5'-Tetramethyl-2,2'-bi-1,3,2-dioxaborinane; 5,5,5’,5‘-Tetramethyl-2,2’-bi-1,3,2-dioxaborinane; bis(neopentanediolato)diboron; 2,2'-Bi-1,3,2-dioxaborinane,5,5,5',5'-tetramethyl; Bis(2,2-dimethyl-1,3-propanediolato)diboron; 5,5,5',5'-tetramethyl-[2,2']bi[[1,3,2]dioxaborinanyl]; 5,5,5',5'-Tetramethyl-2,2'-bi(1,3,2-dioxaborinane);
CAS No.	201733-56-4
Molecular Formula	C10H20B2O4
Molecular Weight	225.88500
PSA	36.92000
LogP	1.18720

Properties

Appearance & Physical State	white powder
Density	0.99g/cm3
Boiling Point	214.3ºC at 760mmHg
Melting Point	179-183ºC
Flash Point	83.4ºC
Refractive Index	1.427
Storage Condition	0-6ºC
Vapor Pressure	0.229mmHg at 25°C

Safety Info

Safety Statements	S26-S37/39
WGK Germany	3
Risk Statements	R36/37/38
Hazard Codes	Xi

Synthesis Route

2,2-Dimethyl-1,3-propanediol→2-(5,5-dimethyl-1,3,2-dioxaborinan-2-yl)-5,5-dimethyl-1,3,2-dioxaborinane
hypodiboric acid+2,2-Dimethyl-1,3-propanediol→2-(5,5-dimethyl-1,3,2-dioxaborinan-2-yl)-5,5-dimethyl-1,3,2-dioxaborinane
N-[bis(dimethylamino)boranyl-(dimethylamino)boranyl]-N-methylmethanamine+2,2-Dimethyl-1,3-propanediol→2-(5,5-dimethyl-1,3,2-dioxaborinan-2-yl)-5,5-dimethyl-1,3,2-dioxaborinane

Precursor

N-[bis(dimethylamino)boranyl-(dimethylamino)boranyl]-N-methylmethanamine
hypodiboric acid
2,2-Dimethyl-1,3-propanediol

Downstream Product

4-METHYLBENZENEBORONIC ACID NEOPENTYL ESTER
5,5-Dimethyl-2-phenyl-1,3,2-dioxaborinane
(4-amino-3-fluorophenyl)boronic acid
2-(2-Fluorophenyl)-5,5-dimethyl-1,3,2-dioxaborinane

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