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ChemicalBook >> CAS DataBase List >> 4-Bromophthalazin-1(2H)-one

4-Bromophthalazin-1(2H)-one

4-Bromophthalazin-1(2H)-one price.
  • $14 - $4010
  • Product name: 4-Bromophthalazin-1(2H)-one
  • CAS: 19064-73-4
  • MF: C8H5BrN2O
  • MW: 225.04
  • EINECS:
  • MDL Number:MFCD11101043
  • Synonyms:4-bromo-2H-phthalazin-1-one;4-Bromophthalazin-1(2H)-one;1(2H)-phthalazinone, 4-bromo-;4-Bromo-1(2H)-phthalazinone;4-bromo-1,2-dihydrophthalazin-1-one
Price33 Properties Safety Information Description
33 prices
Selected condition：
Brand
  • aablocks
  • AccelPharmtech
  • ACHEMBLOCK
  • Activate Scientific
  • AK Scientific
  • Alichem
  • Apolloscientific
  • Arctom
  • Biosynth
  • Chemenu
  • Crysdot
  • Synthonix
  • TRC
Package
  • 100mg
  • 250mg
  • 1g
  • 2.5g
  • 5g
  • 10g
  • 25G
  • Manufactureraablocks
  • Product numberAA002ELZ
  • Product description4-Bromophthalazin-1(2H)-one 95%
  • Packaging100mg
  • Price$14
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA002ELZ
  • Product description4-Bromophthalazin-1(2H)-one 95%
  • Packaging250mg
  • Price$23
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA002ELZ
  • Product description4-Bromophthalazin-1(2H)-one 95%
  • Packaging1g
  • Price$36
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA002ELZ
  • Product description4-Bromophthalazin-1(2H)-one 95%
  • Packaging5g
  • Price$121
  • Updated2026-05-28
  • Buy
  • ManufacturerAccelPharmtech
  • Product numberX1974
  • Product description4-bromo-1(2H)-Phthalazinone 97.00%
  • Packaging1G
  • Price$1940
  • Updated2026-05-21
  • Buy
  • ManufacturerAccelPharmtech
  • Product numberX1974
  • Product description4-bromo-1(2H)-Phthalazinone 97.00%
  • Packaging5G
  • Price$2180
  • Updated2026-05-21
  • Buy
  • ManufacturerAccelPharmtech
  • Product numberX1974
  • Product description4-bromo-1(2H)-Phthalazinone 97.00%
  • Packaging25G
  • Price$4010
  • Updated2026-05-21
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberT95481
  • Product description4-Bromophthalazin-1(2H)-one 97%
  • Packaging25G
  • Price$640
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberT95481
  • Product description4-Bromophthalazin-1(2H)-one 97%
  • Packaging5G
  • Price$160
  • Updated2026-05-27
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS110771
  • Product description4-Bromophthalazin-1(2H)-one 97%
  • Packaging1g
  • Price$95
  • Updated2026-06-04
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS110771
  • Product description4-Bromophthalazin-1(2H)-one 97%
  • Packaging5g
  • Price$347
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product number8028CC
  • Product description4-Bromophthalazin-1(2H)-one
  • Packaging1g
  • Price$193
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number19064734
  • Product description4-Bromophthalazin-1(2H)-one
  • Packaging1g
  • Price$260
  • Updated2021-12-16
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR370012
  • Product description4-Bromophthalazin-1(2H)-one 98%
  • Packaging250mg
  • Price$24
  • Updated2026-06-04
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR370012
  • Product description4-Bromophthalazin-1(2H)-one 98%
  • Packaging100mg
  • Price$21
  • Updated2026-06-04
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR370012
  • Product description4-Bromophthalazin-1(2H)-one 98%
  • Packaging25g
  • Price$1222
  • Updated2026-06-04
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA002ELZ 4-Bromophthalazin-1(2H)-one 95% 100mg $14 2026-05-28 Buy
aablocks AA002ELZ 4-Bromophthalazin-1(2H)-one 95% 250mg $23 2026-05-28 Buy
aablocks AA002ELZ 4-Bromophthalazin-1(2H)-one 95% 1g $36 2026-05-28 Buy
aablocks AA002ELZ 4-Bromophthalazin-1(2H)-one 95% 5g $121 2026-05-28 Buy
AccelPharmtech X1974 4-bromo-1(2H)-Phthalazinone 97.00% 1G $1940 2026-05-21 Buy
AccelPharmtech X1974 4-bromo-1(2H)-Phthalazinone 97.00% 5G $2180 2026-05-21 Buy
AccelPharmtech X1974 4-bromo-1(2H)-Phthalazinone 97.00% 25G $4010 2026-05-21 Buy
ACHEMBLOCK T95481 4-Bromophthalazin-1(2H)-one 97% 25G $640 2026-05-27 Buy
ACHEMBLOCK T95481 4-Bromophthalazin-1(2H)-one 97% 5G $160 2026-05-27 Buy
Activate Scientific AS110771 4-Bromophthalazin-1(2H)-one 97% 1g $95 2026-06-04 Buy
Activate Scientific AS110771 4-Bromophthalazin-1(2H)-one 97% 5g $347 2026-06-04 Buy
AK Scientific 8028CC 4-Bromophthalazin-1(2H)-one 1g $193 2021-12-16 Buy
Alichem 19064734 4-Bromophthalazin-1(2H)-one 1g $260 2021-12-16 Buy
Apolloscientific OR370012 4-Bromophthalazin-1(2H)-one 98% 250mg $24 2026-06-04 Buy
Apolloscientific OR370012 4-Bromophthalazin-1(2H)-one 98% 100mg $21 2026-06-04 Buy
Apolloscientific OR370012 4-Bromophthalazin-1(2H)-one 98% 25g $1222 2026-06-04 Buy
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Properties

Melting point :273 °C
Density :1.82±0.1 g/cm3(Predicted)
storage temp. :under inert gas (nitrogen or Argon) at 2-8°C
solubility :DMSO (Slightly), Methanol (Slightly, Heated, Sonicated)
pka :10.58±0.40(Predicted)
form :Solid
color :White to Off-White

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram 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.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

4-Bromo-1(2H)-phthalazinone has been used in the synthesis of Phthalazinone Pyrazoles as Potent, Selective, and Orally Bioavailable Inhibitors of Aurora-A Kinase; novel proteasome inhibitors based on phthalazinone scaffold

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Suppliers and manufacturers

Shanghai Keepontech Co.,Ltd Cool Pharm, Ltd Zhengzhou Guancheng Laboratory equipment Sales Amadis Chemical Company Limited Wuxi AppTec Aikon International Limited Henan Alfachem Co.,Ltd. Shanghai Jizhi Biochemical Technology Co. Ltd. Shanghai silk sail pharmaceutical technology co., LTD Shanghai Kaiwei Chemical Technology Co., Ltd.