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ChemicalBook >> CAS DataBase List >> 3-Amino-5-hydroxypyrazole

3-Amino-5-hydroxypyrazole

$6.35 - $860
Product name: 3-Amino-5-hydroxypyrazole
CAS: 6126-22-3
MF: C3H5N3O
MW: 99.09
EINECS:228-095-6
MDL Number:MFCD00022384
Synonyms:LABOTEST-BB LT00080762;5-HYDROXY-3-AMINOPYRAZOLE;3-amino-2-pyrazolin-5-one;5-AMINOPYRAZOL-3-OL;5-AMINO-3-PYRAZOLOL;5-AMINO-3-PYRAZOLONE;5-AMINO-3-HYDROXYPYRAZOLE;5-AMINO-2,4-DIHYDRO-3H-PYRAZOL-3-ONE

Price73 Properties Safety Information Description

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aablocks
Activate Scientific
AHH
AK Scientific
Alichem
American Custom Chemicals Corporation
Apolloscientific
Ark Pharm
Aronis compounds
Atlantic Research Chemicals
Biosynth
Chemenu
Chem-Impex
Crysdot
Matrix Scientific
Medical Isotopes, Inc.
Sigma-Aldrich
SynQuest Laboratories
Synthonix
TCI Chemical
Thermo Scientific Chemicals
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5MG
50mg
250mg
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1g
2.5g
5.00g
5g
10.00g
10g
25g
50g
100.00g
100g
250g
500g
1gm:
100 g

Manufactureraablocks
Product numberAA003ITR
Product description3-Amino-1H-pyrazol-5(4H)-one 95%
Packaging5g
Price$15
Updated2026-05-28
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Manufactureraablocks
Product numberAA003ITR
Product description3-Amino-1H-pyrazol-5(4H)-one 95%
Packaging10g
Price$24
Updated2026-05-28
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Manufactureraablocks
Product numberAA003ITR
Product description3-Amino-1H-pyrazol-5(4H)-one 95%
Packaging25g
Price$42
Updated2026-05-28
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Manufactureraablocks
Product numberAA003ITR
Product description3-Amino-1H-pyrazol-5(4H)-one 98%
Packaging500g
Price$779
Updated2026-05-28
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ManufacturerActivate Scientific
Product numberAS55130
Product description3-Amino-1H-pyrazol-5-ol 97%
Packaging100g
Price$232
Updated2026-06-04
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ManufacturerActivate Scientific
Product numberAS55130
Product description3-Amino-1H-pyrazol-5-ol 97%
Packaging25g
Price$90
Updated2026-06-04
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ManufacturerActivate Scientific
Product numberAS55130
Product description3-Amino-1H-pyrazol-5-ol 97%
Packaging1g
Price$24
Updated2026-06-04
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ManufacturerActivate Scientific
Product numberAS55130
Product description3-Amino-1H-pyrazol-5-ol 97%
Packaging5g
Price$36
Updated2026-06-04
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ManufacturerAHH
Product numberMT-37866
Product description3-Amino-5-hydroxypyrazole 98%
Packaging250g
Price$250
Updated2021-12-16
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ManufacturerAHH
Product numberMT-37866
Product description3-Amino-5-hydroxypyrazole 97%
Packaging250g
Price$250
Updated2026-05-25
Buy

ManufacturerAHH
Product numberMT-37866
Product description3-Amino-5-hydroxypyrazole 97%
Packaging250g
Price$250
Updated2026-05-26
Buy

ManufacturerAK Scientific
Product numberA854
Product description3-Amino-5-hydroxypyrazole 98%(HPLC)
Packaging100g
Price$234
Updated2026-06-04
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ManufacturerAK Scientific
Product numberJ50221
Product description3-Amino-5-hydroxypyrazole 95%
Packaging100g
Price$176
Updated2026-06-04
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ManufacturerAK Scientific
Product numberJ50221
Product description3-Amino-5-hydroxypyrazole
Packaging5g
Price$14
Updated2021-12-16
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ManufacturerAK Scientific
Product numberA854
Product description3-Amino-5-hydroxypyrazole 98%(HPLC)
Packaging5g
Price$27
Updated2026-06-04
Buy

ManufacturerAK Scientific
Product numberA854
Product description3-Amino-5-hydroxypyrazole 98%(HPLC)
Packaging1g
Price$18
Updated2026-06-04
Buy

Manufacturer	Product number	Product description	Packaging	Price	Updated	Buy
aablocks	AA003ITR	3-Amino-1H-pyrazol-5(4H)-one 95%	5g	$15	2026-05-28	Buy
aablocks	AA003ITR	3-Amino-1H-pyrazol-5(4H)-one 95%	10g	$24	2026-05-28	Buy
aablocks	AA003ITR	3-Amino-1H-pyrazol-5(4H)-one 95%	25g	$42	2026-05-28	Buy
aablocks	AA003ITR	3-Amino-1H-pyrazol-5(4H)-one 98%	500g	$779	2026-05-28	Buy
Activate Scientific	AS55130	3-Amino-1H-pyrazol-5-ol 97%	100g	$232	2026-06-04	Buy
Activate Scientific	AS55130	3-Amino-1H-pyrazol-5-ol 97%	25g	$90	2026-06-04	Buy
Activate Scientific	AS55130	3-Amino-1H-pyrazol-5-ol 97%	1g	$24	2026-06-04	Buy
Activate Scientific	AS55130	3-Amino-1H-pyrazol-5-ol 97%	5g	$36	2026-06-04	Buy
AHH	MT-37866	3-Amino-5-hydroxypyrazole 98%	250g	$250	2021-12-16	Buy
AHH	MT-37866	3-Amino-5-hydroxypyrazole 97%	250g	$250	2026-05-25	Buy
AHH	MT-37866	3-Amino-5-hydroxypyrazole 97%	250g	$250	2026-05-26	Buy
AK Scientific	A854	3-Amino-5-hydroxypyrazole 98%(HPLC)	100g	$234	2026-06-04	Buy
AK Scientific	J50221	3-Amino-5-hydroxypyrazole 95%	100g	$176	2026-06-04	Buy
AK Scientific	J50221	3-Amino-5-hydroxypyrazole	5g	$14	2021-12-16	Buy
AK Scientific	A854	3-Amino-5-hydroxypyrazole 98%(HPLC)	5g	$27	2026-06-04	Buy
AK Scientific	A854	3-Amino-5-hydroxypyrazole 98%(HPLC)	1g	$18	2026-06-04	Buy

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Properties

Melting point :214 °C (dec.) (lit.)
Boiling point :185.55°C (rough estimate)
Density :1.3131 (rough estimate)
refractive index :1.4500 (estimate)
storage temp. :Keep in dark place,Inert atmosphere,Room temperature
solubility :DMSO (Slightly, Heated), Methanol (Slightly, Heated)
pka :12.37±0.40(Predicted)
form :Crystalline Powder
color :Yellow-beige to beige-brown
BRN :507793
InChI :InChI=1S/C3H5N3O/c4-2-1-3(7)6-5-2/h1H2,(H2,4,5)(H,6,7)
InChIKey :QZBGOTVBHYKUDS-UHFFFAOYSA-N
SMILES :N1=C(N)CC(=O)N1
CAS DataBase Reference :6126-22-3(CAS DataBase Reference)

Safety Information

Symbol(GHS):

Signal word:

Warning

Hazard statements:

Code	Hazard statements	Hazard class	Category	Signal word	P-Codes
H315	Causes skin irritation	Skin corrosion/irritation	Category 2	Warning	P264, P280, P302+P352, P321,P332+P313, P362
H319	Causes serious eye irritation	Serious eye damage/eye irritation	Category 2A	Warning	P264, P280, P305+P351+P338,P337+P313P
H335	May cause respiratory irritation	Specific target organ toxicity, single exposure;Respiratory tract irritation	Category 3	Warning

Precautionary statements:

P261	Avoid breathing dust/fume/gas/mist/vapours/spray.
P264	Wash hands thoroughly after handling.
P264	Wash skin thouroughly after handling.
P271	Use only outdoors or in a well-ventilated area.
P280	Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352	IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338	IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

3-Amino-5-hydroxypyrazole was used in the synthesis of 2,6-difluoro-N-(3-methoxy-1H-pyrazolo[3,4-b]pyridine-5-yl)-3-(propylsulfonamidio)benzamideand heteroaromatic 3-hydroxy-5,6-diphenylpyrazolo[3,4-b]pyridines.

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Suppliers and manufacturers

career henan chemical co

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3-Amino-5-hydroxypyrazole CAS:6126-22-3

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3-Amino-5-hydroxypyrazole

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