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ChemicalBook >> CAS DataBase List >> 4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine

4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine

4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine price.
  • $10 - $1421.65
  • Product name: 4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine
  • CAS: 23000-43-3
  • MF: C6H5ClN4
  • MW: 168.58
  • EINECS:
  • MDL Number:MFCD00661967
  • Synonyms:BUTTPARK 75\18-20;AKOS BBS-00002108;4-CHLORO-1-METHYL-1H-PYRAZOLO[3,4-D]PYRIMIDINE;4-CHLORO-1-METHYLPYRAZOLO[3,4-D]PYRIMIDINE;4-Chloro-1-methyl-1H-pyrazol[3,4-d]pyrimidine;1-Methyl-4-chloro-1H-pyrazolo[3,4-d]pyrimidine;1H-Pyrazolo[3,4-d]pyrimidine, 4-chloro-1-methyl-
Price46 Properties Safety Information Description
46 prices
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  • aablocks
  • Abosyn
  • ACHEMBLOCK
  • AK Scientific
  • American Custom Chemicals Corporation
  • Apolloscientific
  • Atlantic Research Chemicals
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  • Chemenu
  • ChemScene
  • Crysdot
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  • Medical Isotopes, Inc.
  • Oakwood
  • SynQuest Laboratories
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  • 250mgs:
  • Manufactureraablocks
  • Product numberAA002LQJ
  • Product description4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine 95%
  • Packaging1g
  • Price$13
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA002LQJ
  • Product description4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine ≥97%
  • Packaging250mg
  • Price$10
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA002LQJ
  • Product description4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine 95%
  • Packaging5g
  • Price$46
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA002LQJ
  • Product description4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine 95%
  • Packaging10g
  • Price$88
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA002LQJ
  • Product description4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine 95%
  • Packaging25g
  • Price$218
  • Updated2026-05-28
  • Buy
  • ManufacturerAbosyn
  • Product number61-1538
  • Product description4-chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine 95-98%
  • Packaging1g
  • Price$1150
  • Updated2021-12-16
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberG-7222
  • Product description4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine 97%
  • Packaging100G
  • Price$1010
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberG-7222
  • Product description4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine 97%
  • Packaging25G
  • Price$270
  • Updated2026-05-27
  • Buy
  • ManufacturerAK Scientific
  • Product numberW4677
  • Product description4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine
  • Packaging5g
  • Price$331
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product numberW4677
  • Product description4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine
  • Packaging25g
  • Price$1011
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberHCH0023292
  • Product description4-CHLORO-1-METHYLPYRAZOLO[3,4-D]PYRIMIDINE 95.00%
  • Packaging2.5G
  • Price$1147.43
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberHCH0023292
  • Product description4-CHLORO-1-METHYLPYRAZOLO[3,4-D]PYRIMIDINE 95.00%
  • Packaging1G
  • Price$808.89
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberHCH0023292
  • Product description4-CHLORO-1-METHYLPYRAZOLO[3,4-D]PYRIMIDINE 95.00%
  • Packaging5G
  • Price$1421.65
  • Updated2021-12-16
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR019232
  • Product description4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine
  • Packaging5g
  • Price$485
  • Updated2021-12-16
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR019232
  • Product description4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine 95%
  • Packaging1g
  • Price$40
  • Updated2026-06-04
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR019232
  • Product description4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine 95%
  • Packaging250mg
  • Price$30
  • Updated2026-06-04
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA002LQJ 4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine 95% 1g $13 2026-05-28 Buy
aablocks AA002LQJ 4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine ≥97% 250mg $10 2026-05-28 Buy
aablocks AA002LQJ 4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine 95% 5g $46 2026-05-28 Buy
aablocks AA002LQJ 4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine 95% 10g $88 2026-05-28 Buy
aablocks AA002LQJ 4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine 95% 25g $218 2026-05-28 Buy
Abosyn 61-1538 4-chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine 95-98% 1g $1150 2021-12-16 Buy
ACHEMBLOCK G-7222 4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine 97% 100G $1010 2026-05-27 Buy
ACHEMBLOCK G-7222 4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine 97% 25G $270 2026-05-27 Buy
AK Scientific W4677 4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine 5g $331 2021-12-16 Buy
AK Scientific W4677 4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine 25g $1011 2021-12-16 Buy
American Custom Chemicals Corporation HCH0023292 4-CHLORO-1-METHYLPYRAZOLO[3,4-D]PYRIMIDINE 95.00% 2.5G $1147.43 2021-12-16 Buy
American Custom Chemicals Corporation HCH0023292 4-CHLORO-1-METHYLPYRAZOLO[3,4-D]PYRIMIDINE 95.00% 1G $808.89 2021-12-16 Buy
American Custom Chemicals Corporation HCH0023292 4-CHLORO-1-METHYLPYRAZOLO[3,4-D]PYRIMIDINE 95.00% 5G $1421.65 2021-12-16 Buy
Apolloscientific OR019232 4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine 5g $485 2021-12-16 Buy
Apolloscientific OR019232 4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine 95% 1g $40 2026-06-04 Buy
Apolloscientific OR019232 4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine 95% 250mg $30 2026-06-04 Buy
Next Last

Properties

Melting point :102-104
Boiling point :294.6±20.0 °C(Predicted)
Density :1.59±0.1 g/cm3(Predicted)
storage temp. :Inert atmosphere,Store in freezer, under -20°C
pka :1.46±0.10(Predicted)
Appearance :White to yellow Solid
InChI :InChI=1S/C6H5ClN4/c1-11-6-4(2-10-11)5(7)8-3-9-6/h2-3H,1H3
InChIKey :AVFLNALVPBLGEV-UHFFFAOYSA-N
SMILES :C1=NC(Cl)=C2C=NN(C)C2=N1
CAS DataBase Reference :23000-43-3

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
H332 Harmful if inhaled Acute toxicity,inhalation Category 4 Warning P261, P271, P304+P340, P312
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.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

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Shanghai yuanzuo medical technology co., LTD J & K SCIENTIFIC LTD. Capot Chemical Co., Ltd Pure Chemistry Scientific Inc. Shanghai civi chemical technology co.,Ltd Thermo Fisher Scientific Shanghai Topbiochem Technology Co., Ltd Nantong Ayeschem Co., Ltd 9ding chemical ( Shanghai) Limited Shanghai Aladdin Bio-Chem Technology Co.,LTD