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ChemicalBook >> CAS DataBase List >> 6-(Methylthio)pyrimido[5,4-d]pyrimidin-4(1H)-one

6-(Methylthio)pyrimido[5,4-d]pyrimidin-4(1H)-one

6-(Methylthio)pyrimido[5,4-d]pyrimidin-4(1H)-one price.
  • $27 - $2411
  • Product name: 6-(Methylthio)pyrimido[5,4-d]pyrimidin-4(1H)-one
  • CAS: 98550-19-7
  • MF: C7H6N4OS
  • MW: 194.21
  • EINECS:
  • MDL Number:MFCD11111842
  • Synonyms:6-(METHYLTHIO)PYRIMIDO[5,4-D]PYRIMIDIN-4-OL;4-hydroxy-6-Methylthio-pyriMido[5,4-d]pyriMidine;pyrimido[5,4-d]pyrimidin-4(1H);6-(Methylsulfanyl)-1H,4H-pyriMido[5,4-d][1,3]diazin-4-one;2-methylsulfanyl-7H-pyrimido[5,4-d]pyrimidin-8-one;6-methylsulfanyl-1H-pyrimido[5,4-d]pyrimidin-4-one;Pyrimido[5,4-d]pyrimidin-4(3H)-one, 6-(methylthio)-;6-(methylthio)-1H-pyrimido[5,4-d]pyrimidin-4-one
Price23 Properties Safety Information Description
23 prices
Selected condition：
Brand
  • aablocks
  • Abosyn
  • ACHEMBLOCK
  • AK Scientific
  • American Custom Chemicals Corporation
  • Crysdot
  • Matrix Scientific
  • Synthonix
  • TRC
Package
  • 5MG
  • 0.25g
  • 250mg
  • 250.00mg
  • 500mg
  • 1.00g
  • 1g
  • 5.00g
  • 5g
  • 10g
  • 25g
  • Manufactureraablocks
  • Product numberAA003MXC
  • Product description6-(Methylthio)pyrimido[5，4-d]pyrimidin-4(1H)-one 98%
  • Packaging250mg
  • Price$27
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003MXC
  • Product description6-(Methylthio)pyrimido[5，4-d]pyrimidin-4(1H)-one >97%
  • Packaging1g
  • Price$35
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003MXC
  • Product description6-(Methylthio)pyrimido[5，4-d]pyrimidin-4(1H)-one 95%
  • Packaging5g
  • Price$100
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003MXC
  • Product description6-(Methylthio)pyrimido[5，4-d]pyrimidin-4(1H)-one >97%
  • Packaging25g
  • Price$490
  • Updated2026-05-28
  • Buy
  • ManufacturerAbosyn
  • Product number61-0989
  • Product description6-(methylthio)pyrimido[5,4-d]pyrimidin-4(1H)-one 95-98%
  • Packaging0.25g
  • Price$198
  • Updated2021-12-16
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberU102711
  • Product description2-Methylsulfanyl-7H-pyrimido[5,4-d]pyrimidin-8-one 95.00%
  • Packaging5G
  • Price$130
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberU102711
  • Product description2-Methylsulfanyl-7H-pyrimido[5,4-d]pyrimidin-8-one 95.00%
  • Packaging25G
  • Price$585
  • Updated2026-05-27
  • Buy
  • ManufacturerAK Scientific
  • Product numberW9848
  • Product description6-(Methylthio)pyrimido[5,4-d]pyrimidin-4(1H)-one
  • Packaging250mg
  • Price$181
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product numberW9848
  • Product description6-(Methylthio)pyrimido[5,4-d]pyrimidin-4(1H)-one
  • Packaging1g
  • Price$313
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0391468
  • Product description6-(METHYLTHIO)PYRIMIDO[5,4-D]PYRIMIDIN-4(1H)-ONE 95.00%
  • Packaging5MG
  • Price$499.16
  • Updated2021-12-16
  • Buy
  • ManufacturerCrysdot
  • Product numberCD11000988
  • Product description6-(Methylthio)pyrimido[5,4-d]pyrimidin-4(1H)-one 95+%
  • Packaging5g
  • Price$633
  • Updated2026-05-26
  • Buy
  • ManufacturerMatrix Scientific
  • Product number072636
  • Product description6-(Methylthio)pyrimido[5,4-d]pyrimidin-4(1H)-one 95+%
  • Packaging1g
  • Price$899
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number072636
  • Product description6-(Methylthio)pyrimido[5,4-d]pyrimidin-4(1H)-one 95+%
  • Packaging5g
  • Price$2411
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number072636
  • Product description6-(Methylthio)pyrimido[5,4-d]pyrimidin-4(1H)-one
  • Packaging1.00g
  • Price$68
  • Updated2026-05-18
  • Buy
  • ManufacturerMatrix Scientific
  • Product number072636
  • Product description6-(Methylthio)pyrimido[5,4-d]pyrimidin-4(1H)-one 95+%
  • Packaging250mg
  • Price$416
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number072636
  • Product description6-(Methylthio)pyrimido[5,4-d]pyrimidin-4(1H)-one
  • Packaging5.00g
  • Price$183
  • Updated2026-05-18
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA003MXC 6-(Methylthio)pyrimido[5，4-d]pyrimidin-4(1H)-one 98% 250mg $27 2026-05-28 Buy
aablocks AA003MXC 6-(Methylthio)pyrimido[5，4-d]pyrimidin-4(1H)-one >97% 1g $35 2026-05-28 Buy
aablocks AA003MXC 6-(Methylthio)pyrimido[5，4-d]pyrimidin-4(1H)-one 95% 5g $100 2026-05-28 Buy
aablocks AA003MXC 6-(Methylthio)pyrimido[5，4-d]pyrimidin-4(1H)-one >97% 25g $490 2026-05-28 Buy
Abosyn 61-0989 6-(methylthio)pyrimido[5,4-d]pyrimidin-4(1H)-one 95-98% 0.25g $198 2021-12-16 Buy
ACHEMBLOCK U102711 2-Methylsulfanyl-7H-pyrimido[5,4-d]pyrimidin-8-one 95.00% 5G $130 2026-05-27 Buy
ACHEMBLOCK U102711 2-Methylsulfanyl-7H-pyrimido[5,4-d]pyrimidin-8-one 95.00% 25G $585 2026-05-27 Buy
AK Scientific W9848 6-(Methylthio)pyrimido[5,4-d]pyrimidin-4(1H)-one 250mg $181 2021-12-16 Buy
AK Scientific W9848 6-(Methylthio)pyrimido[5,4-d]pyrimidin-4(1H)-one 1g $313 2021-12-16 Buy
American Custom Chemicals Corporation CHM0391468 6-(METHYLTHIO)PYRIMIDO[5,4-D]PYRIMIDIN-4(1H)-ONE 95.00% 5MG $499.16 2021-12-16 Buy
Crysdot CD11000988 6-(Methylthio)pyrimido[5,4-d]pyrimidin-4(1H)-one 95+% 5g $633 2026-05-26 Buy
Matrix Scientific 072636 6-(Methylthio)pyrimido[5,4-d]pyrimidin-4(1H)-one 95+% 1g $899 2021-12-16 Buy
Matrix Scientific 072636 6-(Methylthio)pyrimido[5,4-d]pyrimidin-4(1H)-one 95+% 5g $2411 2021-12-16 Buy
Matrix Scientific 072636 6-(Methylthio)pyrimido[5,4-d]pyrimidin-4(1H)-one 1.00g $68 2026-05-18 Buy
Matrix Scientific 072636 6-(Methylthio)pyrimido[5,4-d]pyrimidin-4(1H)-one 95+% 250mg $416 2021-12-16 Buy
Matrix Scientific 072636 6-(Methylthio)pyrimido[5,4-d]pyrimidin-4(1H)-one 5.00g $183 2026-05-18 Buy
Next Last

Properties

Boiling point :425.4±37.0 °C(Predicted)
Density :1+-.0.1 g/cm3(Predicted)
storage temp. :Sealed in dry,Room Temperature
pka :-1.25±0.20(Predicted)
Appearance :Brown to breen Solid
InChI :InChI=1S/C7H6N4OS/c1-13-7-8-2-4-5(11-7)6(12)10-3-9-4/h2-3H,1H3,(H,9,10,12)
InChIKey :AVUWNHRPNQVSOI-UHFFFAOYSA-N
SMILES :C1NC(=O)C2=NC(SC)=NC=C2N=1

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.
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.

Description

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6-Chloropyrimido[5,4-d]pyrimidin-4(3H)-one

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Suppliers and manufacturers

Hainan Huaxiang Pharmaceutical Technology Co., Ltd. WuHu Linze pharmaceutical Co.,Ltd. Shanghai Famo Biotechnology Co., Ltd. PharmaBlock Sciences (Nanjing),Inc. Shanghai Sinch Parmaceuticals Tech. Co. Ltd. Accela ChemBio Co.,Ltd. Shanghai Hope Chem Co., Ltd.， Shanghai Famo Bio-chemical Technology Company Ltd. Shanghai Witofly Chemical Co.,Ltd Bide Pharmatech Ltd.