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1H-Pyrazole-4-boronic acid

1H-Pyrazole-4-boronic acid structure

CAS No.: 763120-58-7

Chemical Name:: 1H-Pyrazole-4-boronic acid

Synonyms: PYRAZOLE-4-BORONIC ACID;1H-pyrazol-4-ylboronic acid;4-Borono-1H-pyrazole;4-PyrazoleBoronicAci;4-PYRAZOLEBORONIC ACID;Baricitinib Impurity 58;Pyrazol-4-ylboronic acid;1H-Pyrazole-4-boronic acid;Pyrazole-4-boronic acid, ≥95%;Boronic acid, B-1H-pyrazol-4-yl-

CBNumber:: CB3345656

Molecular Formula:: C3H5BN2O2

Molecular Weight:: 111.89

MDL Number:: MFCD07368251

MOL File:: 763120-58-7.mol

MSDS File:: SDS

TDS File:: TDS

Last updated:2026-09-12 18:52:00

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1H-Pyrazole-4-boronic acid Properties

Melting point	146-151 °C
Boiling point	430.4±37.0 °C(Predicted)
Density	1.40±0.1 g/cm3(Predicted)
storage temp.	2-8°C
form	powder to crystal
pka	7.67±0.10(Predicted)
color	White to Orange to Green
InChI	1S/C3H5BN2O2/c7-4(8)3-1-5-6-2-3/h1-2,7-8H,(H,5,6)
InChIKey	KEZNMOUMHOZFRA-UHFFFAOYSA-N
SMILES	OB(O)c1cn[nH]c1
UNSPSC Code	12352103
NACRES	NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS07

Signal word

Warning

Hazard statements

H315-H319-H335

Precautionary statements

P261-P264-P271-P280-P302+P352-P305+P351+P338

target organs

Respiratory system

PPE

dust mask type N95 (US), Eyeshields, Gloves

Hazard Codes

Risk Statements

20/21/22-36/37/38

Safety Statements

22-36/37/39-26

WGK Germany

Hazard Note

Irritant

HS Code

2933199090

Storage Class

11 - Combustible Solids

Hazard Classifications

Eye Irrit. 2
Skin Irrit. 2
STOT SE 3

NFPA 704

	0
2		0

1H-Pyrazole-4-boronic acid price More Price(65)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	706256	1H-Pyrazole-4-boronic acid ≥95.0%	763120-58-7	250mg	$131	2026-04-30	Buy
Sigma-Aldrich	706256	1H-Pyrazole-4-boronic acid ≥95.0%	763120-58-7	1g	$193	2026-04-30	Buy
TCI Chemical	P2478	1H-Pyrazole-4-boronic Acid (contains varying amounts of Anhydride)	763120-58-7	1g	$78	2026-04-30	Buy
TCI Chemical	P2478	1H-Pyrazole-4-boronic Acid (contains varying amounts of Anhydride)	763120-58-7	5g	$234	2026-04-30	Buy
Usbiological	287707	1H-Pyrazole-4-boronic acid	763120-58-7	250mg	$389	2026-06-03	Buy

Product number	Packaging	Price	Buy
706256	250mg	$131	Buy
706256	1g	$193	Buy
P2478	1g	$78	Buy
P2478	5g	$234	Buy
287707	250mg	$389	Buy

1H-Pyrazole-4-boronic acid Chemical Properties, Uses, Production

Chemical Properties

White powder

Uses

1H-Pyrazole-4-boronic Acid is a reagent for the preparation of dimethyl-dihydroquinazolinones as protein kinase C-θ (PKCθ) inhibitors. It also functions as a reagent for the preparation of dihydroquinazolinones as inhibitors of Trypanosoma brucei.

Uses

May contain varying amounts of anhydride

1H-Pyrazole-4-boronic acid Preparation Products And Raw materials

Raw materials

Preparation Products

1H-Pyrazole-4-boronic acid Suppliers

Global Suppliers ( 243)

Supplier	Tel	Email	Country	ProdList	Advantage
J & K SCIENTIFIC LTD.	18210857532 18210857532	jkinfo@jkchemical.com	China	96815	76
TCI (Shanghai) Development Co., Ltd.	021-67121386	Sales-CN@TCIchemicals.com	China	24512	81
Ark Pharm, Inc.	847-367-3680	sales@arkpharminc.com	United States	1669	56
Wuhan Chemwish Technology Co., Ltd	86-027-67849912	sales@chemwish.com	China	35884	56
Beijing Ouhe Technology Co., Ltd	13552068683 13522913783	2355560935@qq.com	China	11777	60
Jia Xing Isenchem Co.,Ltd	0573-85285100 18627885956	isenchem@163.com	China	9389	66
Pure Chemistry Scientific Inc.	001-857-928-2050 or 1-888-588-9418	sales@chemreagents.com	United States	10174	62
Accela ChemBio Co.,Ltd.	021-50795510 4000665055	marketing@accelachem.com	China	10972	64
Shanghai Hanhong Scientific Co.,Ltd.	021-54306202 13764082696	info@hanhongsci.com	China	42917	64
Santai Labs, Inc.	519-85601385	marketing@santailabs.com	China	891	62

Supplier	Advantage
J & K SCIENTIFIC LTD.	76
TCI (Shanghai) Development Co., Ltd.	81
Ark Pharm, Inc.	56
Wuhan Chemwish Technology Co., Ltd	56
Beijing Ouhe Technology Co., Ltd	60
Jia Xing Isenchem Co.,Ltd	66
Pure Chemistry Scientific Inc.	62
Accela ChemBio Co.,Ltd.	64
Shanghai Hanhong Scientific Co.,Ltd.	64
Santai Labs, Inc.	62

View Latest Price from 1H-Pyrazole-4-boronic acid manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2026-08-25	1H-Pyrazol-4-ylboronic acid 763120-58-7	$3.00-9.00		99%		ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD
2025-04-04	1H-PYRAZOLE-4-BORONIC ACID 763120-58-7		1kg	98%	1Ton	Henan Aochuang Chemical Co.,Ltd.
2021-07-02	1H-Pyrazole-4-boronic acid 763120-58-7	$10.00-15.00	1KG	99%+ HPLC		Zhuozhou Wenxi import and Export Co., Ltd

1H-Pyrazol-4-ylboronic acid
763120-58-7
$3.00-9.00
99%
ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD

1H-PYRAZOLE-4-BORONIC ACID
763120-58-7
98%
Henan Aochuang Chemical Co.,Ltd.

1H-Pyrazole-4-boronic acid
763120-58-7
$10.00-15.00
99%+ HPLC
Zhuozhou Wenxi import and Export Co., Ltd

1H-Pyrazole-4-boronic acid Spectrum

1H-PYRAZOLE-4-BORONIC ACID(763120-58-7)¹HNMR

763120-58-7 (1H-Pyrazole-4-boronic acid) Related Search:

1H-PYRAZOLE-3-BORONIC ACID tert-Butyl 4-[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl]piperidine-1-carboxylate 1-PROPYL-1H-PYRAZOLE-4-BORONIC ACID, PINACOL ESTER 1-Methyl-4-pyrazole boronic acid pinacol ester 1-BENZYL-1H-PYRAZOLE-4-BORONIC ACID, PINACOL ESTER

4-Pyrazoleboronic acid pinacol ester 1-Boc-pyrazole-4-boronic acid pinacol ester 3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolane)-pyrazole 5-Trifluoromethyl-1H-pyrazol-4-ylboronic acid 1-Benzyl-1H-pyrazole-4-boronic acid

5-(5,5-Dimethyl-1,3,2-dioxaborinan-2-yl)-1-methyl-1H-pyrazole 1-(3-Methylbutyl)-1H-pyrazole-4-boronic acid 1H-Pyrazole-4-boronic acid 1-Isobutyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 1,3,5-Trimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole

1-(2-Morpholinoethyl)-1H-pyrazole-4-boronic acid, pinacol ester 1-(3-Methylbutyl)-1H-pyrazole-4-boronic acid, pinacol ester 5-Methyl-1-phenyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole

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4-Borono-1H-pyrazole 1H-Pyrazole-4-boronic acid >=95.0% Pyrazol-4-ylboronic acid 1H-Pyrazole-4-boronic acid(contains varying amounts of Anhydride) 4-PYRAZOLEBORONIC ACID 1H-pyrazol-4-ylboronic acid Boronic acid, B-1H-pyrazol-4-yl- 4-PyrazoleBoronicAci Pyrazole-4-boronic acid, ≥95% Baricitinib Impurity 58 1H-Pyrazole-4-boronic acid 4-Pyrazoleboronic acid - [P9016] PYRAZOLE-4-BORONIC ACID 1H-Pyrazole-4-boronic acid 763120-58-7 736210-58-7 C3H5BN2O2 Pyrazole Boric Acid| Boric Acid Ester| Potassium Trifluoroborate Thiophenes ,Thiazolines/Thiazolidines Boronic acid Organoborons