2-phenyl-4H,5H-pyrazolo[1,5-a]pyrazin-4-one

$141 - $2084.5
Product name: 2-phenyl-4H,5H-pyrazolo[1,5-a]pyrazin-4-one
CAS: 1255784-04-3
MF: C12H9N3O
MW: 211.22
EINECS:
MDL Number:MFCD11043958
Synonyms:2-phenyl-4H,5H-pyrazolo[1,5-a]pyrazin-4-one;Pyrazolo[1,5-a]pyrazin-4(5H)-one, 2-phenyl-

Price5 Properties Safety Information Description

5 prices

Selected condition：

Brand

Package

Manufacturer	Product number	Product description	Packaging	Price	Updated	Buy
Alichem	1255784043	2-Phenylpyrazolo[1,5-a]pyrazin-4(5H)-one	5g	$2084.5	2021-12-16	Buy
Alichem	1255784043	2-Phenylpyrazolo[1,5-a]pyrazin-4(5H)-one	1g	$745.56	2021-12-16	Buy
Ambeed	A785384	2-Phenylpyrazolo[1,5-a]pyrazin-4(5H)-one 95+%	1g	$493	2021-12-16	Buy
Ambeed	A785384	2-Phenylpyrazolo[1,5-a]pyrazin-4(5H)-one 95+%	250mg	$201	2021-12-16	Buy
Ambeed	A785384	2-Phenylpyrazolo[1,5-a]pyrazin-4(5H)-one 95+%	100mg	$141	2021-12-16	Buy

Properties

Boiling point :384.0±42.0 °C(Predicted)
Density :1.33±0.1 g/cm3(Predicted)
pka :11.21±0.20(Predicted)

Symbol(GHS):

Signal word:

Warning

Hazard statements:

Code	Hazard statements	Hazard class	Category	Signal word	P-Codes
H302	Harmful if swallowed	Acute toxicity,oral	Category 4	Warning	P264, P270, P301+P312, P330, P501
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.
P280	Wear protective gloves/protective clothing/eye protection/face protection.
P301+P312	IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
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.

2-Phenylpyrazolo[1,5-a]pyrazin-4(5H)-one is a useful reagent for the preparation of dihydropyrimidinonyl/oxadiazolyl pyrazolo[1,5-a]pyrazines.

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