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4-Methylphenylboronic Acid

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Origin: China

Cas No: 5720-05-8

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.:
5720-05-8
Other Names:
4-Tolylboronic acid
MF:
C7H9BO2
EINECS No.:
611-480-1
Place of Origin:
Shandong, China
Type:
Pharmaceutical Intermediates
Purity:
98%.(contains of Anhydride)
Brand Name:
bosschemical
Model Number:
RTS: 5720-05-8
Application:
organic intermediates
Appearance:
powder
Product name:
4-Tolylboronic acid
Description:
powder
CAS:
5720-05-8
Molecular Formula:
C7H9BO2
EINECS:
611-480-1
Molecular weight:
135.96
Brands:
bosschemical
Assay:
98%.(contains of Anhydride)
usage:
Chemical reagent
Package:
Aluminum foil bag, vial bottle, fluorinated bottle
Packaging&Delivery
Selling Units:
Multiple of 5
Package size per batch:
1X1X1 cm
Gross weight per batch:
0.009 kg
Package Type:
```
Aluminum foil bag, vial bottle, fluorinated bottle
```
Lead Time:
Quantity(Grams) 1 - 5000 >5000
Est. Time(days) 10 To be negotiated

Property

CAS No.: 5720-05-8 Formula: C7H9BO2 Molecular Weight: 135.95600

Description

4-Methylbenzeneboronic Acid is a useful synthetic intermediate. It can be used as a catalyst for Suzuki-Miyaura cross-coupling of aryl bromides. It can also be used as a reagent for Palladium (Pd)-catalyzed direct arylation.

Basic Info

Chemical Name	4-Methylphenylboronic Acid
Synonyms	4-Tolylboronic acid; Boronic acid, (4-methylphenyl)-;
CAS No.	5720-05-8
Molecular Formula	C7H9BO2
Molecular Weight	135.95600
PSA	40.46000
LogP	-0.32520

Properties

Appearance & Physical State	white to light yellow crystal powder
Density	0.911g/cm3
Boiling Point	178.7ºC at 760 mmHg
Melting Point	256-263ºC
Flash Point	61.6ºC
Refractive Index	1.505
Storage Condition	0-6ºC

Safety Info

RTECS	XS7400000
Safety Statements	S26-S36
HS Code	2931900090
WGK Germany	3
Risk Statements	R36/37/38
Hazard Codes	Xi

Synthesis Route

4-Bromotoluene→4-Methylphenylboronic Acid
1-iodo-4-methylbenzene→4-Methylphenylboronic Acid
(4-methylphenyl) trifluoromethanesulfonate→4-Methylphenylboronic Acid

Toxicity

Exposure Route	Type of Test	Species Observed	Dose/Duration	Toxic Effects
Intravenous	LD50 - Lethal dose, 50 percent kill	Rodent - mouse	172 mg/kg	1.Details of toxic effects not reported other than lethal dose value

Precursor

4-Chlorotoluene
trimethyl borate
1-iodo-4-methylbenzene
4-Bromotoluene

Downstream Product

1-methyl-4-(1-nitro-2-phenylethenyl)benzene
5-(4-methylphenyl)pyridin-2-amine
2-(4-methylphenyl)benzene-1,4-diol
(2-aminophenyl)-(4-methylphenyl)methanone

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