4-Methylphthalazin-1(2H)-one
|
- $16 - $1860
- Product name: 4-Methylphthalazin-1(2H)-one
- CAS: 5004-48-8
- MF: C9H8N2O
- MW: 160.17
- EINECS:
- MDL Number:MFCD00024098
- Synonyms:4-METHYL-2H-PHTHALAZIN-1-ONE;AURORA KA-5078;1-Methylphthalazine-4(3H)-one;ICX-56274004;4-methyl-1(2H)-phthalazinone(SALTDATA: FREE);4-Methyl-1-phthalazinol;4-Methyl-1-phthalazinone;NSC 116342
44 prices
Selected condition:
Brand
- aablocks
- ACHEMBLOCK
- AHH
- AK Scientific
- American Custom Chemicals Corporation
- Arctom
- AstaTech
- Biosynth
- ChemBridge Corporation
- Chemenu
- Crysdot
- Matrix Scientific
- Medical Isotopes, Inc.
- Sigma-Aldrich
- Synthonix
- TRC
Package
- 25mg
- 50mg
- 100mg
- 250mg
- 500mg
- 1000mg
- 1g
- 2000mg
- 2.5G
- 5.00g
- 5g
- 5000mg
- 10g
- 10000mg
- 25.00g
- 25G
- 100G
- Manufactureraablocks
- Product numberAA006WAK
- Product description4-Methylphthalazin-1(2H)-one 98%
- Packaging5g
- Price$82
- Updated2026-05-28
- Buy
- Manufactureraablocks
- Product numberAA006WAK
- Product description4-Methylphthalazin-1(2H)-one 98%
- Packaging10g
- Price$137
- Updated2026-05-28
- Buy
- Manufactureraablocks
- Product numberAA006WAK
- Product description4-Methylphthalazin-1(2H)-one 98%
- Packaging1g
- Price$19
- Updated2026-05-28
- Buy
- Manufactureraablocks
- Product numberAA006WAK
- Product description4-Methylphthalazin-1(2H)-one ≥98%
- Packaging250mg
- Price$18
- Updated2026-05-28
- Buy
- Manufactureraablocks
- Product numberAA006WAK
- Product description4-Methylphthalazin-1(2H)-one 98%
- Packaging100mg
- Price$16
- Updated2026-05-28
- Buy
- ManufacturerACHEMBLOCK
- Product numberP51281
- Product description4-methylphthalazin-1-ol 95%
- Packaging25G
- Price$335
- Updated2026-05-27
- Buy
- ManufacturerACHEMBLOCK
- Product numberP51281
- Product description4-methylphthalazin-1-ol 95%
- Packaging100G
- Price$1040
- Updated2026-05-27
- Buy
- ManufacturerAHH
- Product numberMT-18665
- Product description4-Methyl-2H-phthalazin-1-one 97%
- Packaging5g
- Price$335
- Updated2026-05-26
- Buy
- ManufacturerAK Scientific
- Product number6799AB
- Product description4-Methylphthalazin-1(2H)-one
- Packaging5g
- Price$512
- Updated2021-12-16
- Buy
- ManufacturerAmerican Custom Chemicals Corporation
- Product numberCHM0014435
- Product descriptionHYDROXY-4-METHYLPHTHALAZINE 95.00%
- Packaging2.5G
- Price$932.6
- Updated2021-12-16
- Buy
- ManufacturerAmerican Custom Chemicals Corporation
- Product numberCHM0014435
- Product descriptionHYDROXY-4-METHYLPHTHALAZINE 95.00%
- Packaging5G
- Price$1114.58
- Updated2021-12-16
- Buy
- ManufacturerAmerican Custom Chemicals Corporation
- Product numberCHM0014435
- Product descriptionHYDROXY-4-METHYLPHTHALAZINE 95.00%
- Packaging1G
- Price$692.46
- Updated2021-12-16
- Buy
- ManufacturerArctom
- Product numberBD-A554867
- Product description4-Methylphthalazin-1(2H)-one 98%
- Packaging5g
- Price$79
- Updated2026-05-26
- Buy
- ManufacturerArctom
- Product numberBD-A554867
- Product description4-Methylphthalazin-1(2H)-one 98%
- Packaging25g
- Price$261
- Updated2026-05-26
- Buy
- ManufacturerArctom
- Product numberBD-A554867
- Product description4-Methylphthalazin-1(2H)-one 98%
- Packaging100mg
- Price$16
- Updated2026-05-26
- Buy
- ManufacturerArctom
- Product numberBD-A554867
- Product description4-Methylphthalazin-1(2H)-one 98%
- Packaging250mg
- Price$19
- Updated2026-05-26
- Buy
| Manufacturer | Product number | Product description | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|
| aablocks | AA006WAK | 4-Methylphthalazin-1(2H)-one 98% | 5g | $82 | 2026-05-28 | Buy |
| aablocks | AA006WAK | 4-Methylphthalazin-1(2H)-one 98% | 10g | $137 | 2026-05-28 | Buy |
| aablocks | AA006WAK | 4-Methylphthalazin-1(2H)-one 98% | 1g | $19 | 2026-05-28 | Buy |
| aablocks | AA006WAK | 4-Methylphthalazin-1(2H)-one ≥98% | 250mg | $18 | 2026-05-28 | Buy |
| aablocks | AA006WAK | 4-Methylphthalazin-1(2H)-one 98% | 100mg | $16 | 2026-05-28 | Buy |
| ACHEMBLOCK | P51281 | 4-methylphthalazin-1-ol 95% | 25G | $335 | 2026-05-27 | Buy |
| ACHEMBLOCK | P51281 | 4-methylphthalazin-1-ol 95% | 100G | $1040 | 2026-05-27 | Buy |
| AHH | MT-18665 | 4-Methyl-2H-phthalazin-1-one 97% | 5g | $335 | 2026-05-26 | Buy |
| AK Scientific | 6799AB | 4-Methylphthalazin-1(2H)-one | 5g | $512 | 2021-12-16 | Buy |
| American Custom Chemicals Corporation | CHM0014435 | HYDROXY-4-METHYLPHTHALAZINE 95.00% | 2.5G | $932.6 | 2021-12-16 | Buy |
| American Custom Chemicals Corporation | CHM0014435 | HYDROXY-4-METHYLPHTHALAZINE 95.00% | 5G | $1114.58 | 2021-12-16 | Buy |
| American Custom Chemicals Corporation | CHM0014435 | HYDROXY-4-METHYLPHTHALAZINE 95.00% | 1G | $692.46 | 2021-12-16 | Buy |
| Arctom | BD-A554867 | 4-Methylphthalazin-1(2H)-one 98% | 5g | $79 | 2026-05-26 | Buy |
| Arctom | BD-A554867 | 4-Methylphthalazin-1(2H)-one 98% | 25g | $261 | 2026-05-26 | Buy |
| Arctom | BD-A554867 | 4-Methylphthalazin-1(2H)-one 98% | 100mg | $16 | 2026-05-26 | Buy |
| Arctom | BD-A554867 | 4-Methylphthalazin-1(2H)-one 98% | 250mg | $19 | 2026-05-26 | Buy |
Properties
Melting point :223-224°C
Density :1.26±0.1 g/cm3(Predicted)
storage temp. :Sealed in dry,Room Temperature
solubility :Chloroform (Slightly), Methanol (Slightly)
pka :12.32±0.40(Predicted)
form :crystalline powder
color :Pale yellow
InChI :InChI=1S/C9H8N2O/c1-6-7-4-2-3-5-8(7)9(12)11-10-6/h2-5H,1H3,(H,11,12)
InChIKey :QRNVHFPDZAZUGX-UHFFFAOYSA-N
SMILES :C1(=O)C2=C(C=CC=C2)C(C)=NN1
CAS DataBase Reference :5004-48-8
Density :1.26±0.1 g/cm3(Predicted)
storage temp. :Sealed in dry,Room Temperature
solubility :Chloroform (Slightly), Methanol (Slightly)
pka :12.32±0.40(Predicted)
form :crystalline powder
color :Pale yellow
InChI :InChI=1S/C9H8N2O/c1-6-7-4-2-3-5-8(7)9(12)11-10-6/h2-5H,1H3,(H,11,12)
InChIKey :QRNVHFPDZAZUGX-UHFFFAOYSA-N
SMILES :C1(=O)C2=C(C=CC=C2)C(C)=NN1
CAS DataBase Reference :5004-48-8
Safety Information
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Description
Hydroxy-4-methylphthalazine (cas# 5004-48-8) is a compound useful in organic synthesis.Related product price
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Suppliers and manufacturers
Biokitchen
J & K SCIENTIFIC LTD.
PharmaBlock Sciences (Nanjing),Inc.
Chemsky(shanghai)International Co.,Ltd.
Shanghai Ennopharm Co., Ltd.
Hunan Hui Bai Shi Biotechnology Co., Ltd.
Wuhan ariel chemical Co., LTD.
CEG Chemical Science&Technology Co., Ltd.
Taizhou Tongxin Bio-Tech Co., Ltd
Bide Pharmatech Ltd.




