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ChemicalBook >> CAS DataBase List >> 3,4-Dihydroquinazolin-2(1H)-one

3,4-Dihydroquinazolin-2(1H)-one

3,4-Dihydroquinazolin-2(1H)-one price.
  • $45 - $3164
  • Product name: 3,4-Dihydroquinazolin-2(1H)-one
  • CAS: 66655-67-2
  • MF: C8H8N2O
  • MW: 148.16
  • EINECS:
  • MDL Number:MFCD03425132
  • Synonyms:3,4-DIHYDRO-1H-QUINAZOLIN-2-ONE;3,4-Dihydro-2(1H)-quinazolinone;1,2,3,4-tetrahydroquinazolin-2-one;3,4-Dihydro-1H-quizolin-2-one;2(1H)-Quinazolinone, 3,4-dihydro-;3,4-Dihydroquinazolin-2(1H)-one
Price26 Properties Safety Information Description
26 prices
Selected condition：
Brand
  • aablocks
  • Abosyn
  • ACHEMBLOCK
  • AK Scientific
  • Ambeed
  • American Custom Chemicals Corporation
  • Biosynth
  • Chemenu
  • Crysdot
  • J&W Pharmlab
  • Synthonix
  • TRC
Package
  • 5MG
  • 10mg
  • 50mg
  • 100mg
  • 250mg
  • 500mg
  • 0.5g
  • 1g
  • 5g
  • Manufactureraablocks
  • Product numberAA00FGFL
  • Product description3,4-Dihydroquinazolin-2(1H)-one 95%
  • Packaging100mg
  • Price$120
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA00FGFL
  • Product description3,4-Dihydroquinazolin-2(1H)-one 95%
  • Packaging250mg
  • Price$218
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA00FGFL
  • Product description3,4-Dihydroquinazolin-2(1H)-one 95%
  • Packaging1g
  • Price$552
  • Updated2026-05-28
  • Buy
  • ManufacturerAbosyn
  • Product number61-10555
  • Product description3,4-Dihydroquinazolin-2(1H)-one 95-98%
  • Packaging1g
  • Price$495
  • Updated2021-12-16
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberX213345
  • Product description1,2,3,4-tetrahydroquinazolin-2-one 97%
  • Packaging250MG
  • Price$300
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberX213345
  • Product description1,2,3,4-tetrahydroquinazolin-2-one 97%
  • Packaging1G
  • Price$710
  • Updated2026-05-27
  • Buy
  • ManufacturerAK Scientific
  • Product number2076AJ
  • Product description3,4-Dihydro-1H-quinazolin-2-one
  • Packaging5g
  • Price$3164
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product number2076AJ
  • Product description3,4-Dihydro-1H-quinazolin-2-one
  • Packaging250mg
  • Price$315
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA249235
  • Product description3,4-Dihydroquinazolin-2(1H)-one 95+%
  • Packaging100mg
  • Price$138
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA249235
  • Product description3,4-Dihydroquinazolin-2(1H)-one 95+%
  • Packaging250mg
  • Price$227
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA249235
  • Product description3,4-Dihydroquinazolin-2(1H)-one 95+%
  • Packaging1g
  • Price$564
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0298300
  • Product description3,4-DIHYDRO-1H-QUINAZOLIN-2-ONE 95.00%
  • Packaging5MG
  • Price$498.63
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth
  • Product numberRCA65567
  • Product description3,4-Dihydro-1H-quinazolin-2-one
  • Packaging50mg
  • Price$321
  • Updated2026-06-05
  • Buy
  • ManufacturerBiosynth
  • Product numberRCA65567
  • Product description3,4-Dihydro-1H-quinazolin-2-one
  • Packaging0.5g
  • Price$932.2
  • Updated2026-06-05
  • Buy
  • ManufacturerChemenu
  • Product numberCM142676
  • Product description3,4-dihydroquinazolin-2(1H)-one 95%
  • Packaging1g
  • Price$464
  • Updated2021-12-16
  • Buy
  • ManufacturerCrysdot
  • Product numberCD11076092
  • Product description3,4-Dihydroquinazolin-2(1H)-one 95+%
  • Packaging1g
  • Price$491
  • Updated2026-05-26
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA00FGFL 3,4-Dihydroquinazolin-2(1H)-one 95% 100mg $120 2026-05-28 Buy
aablocks AA00FGFL 3,4-Dihydroquinazolin-2(1H)-one 95% 250mg $218 2026-05-28 Buy
aablocks AA00FGFL 3,4-Dihydroquinazolin-2(1H)-one 95% 1g $552 2026-05-28 Buy
Abosyn 61-10555 3,4-Dihydroquinazolin-2(1H)-one 95-98% 1g $495 2021-12-16 Buy
ACHEMBLOCK X213345 1,2,3,4-tetrahydroquinazolin-2-one 97% 250MG $300 2026-05-27 Buy
ACHEMBLOCK X213345 1,2,3,4-tetrahydroquinazolin-2-one 97% 1G $710 2026-05-27 Buy
AK Scientific 2076AJ 3,4-Dihydro-1H-quinazolin-2-one 5g $3164 2021-12-16 Buy
AK Scientific 2076AJ 3,4-Dihydro-1H-quinazolin-2-one 250mg $315 2021-12-16 Buy
Ambeed A249235 3,4-Dihydroquinazolin-2(1H)-one 95+% 100mg $138 2021-12-16 Buy
Ambeed A249235 3,4-Dihydroquinazolin-2(1H)-one 95+% 250mg $227 2021-12-16 Buy
Ambeed A249235 3,4-Dihydroquinazolin-2(1H)-one 95+% 1g $564 2021-12-16 Buy
American Custom Chemicals Corporation CHM0298300 3,4-DIHYDRO-1H-QUINAZOLIN-2-ONE 95.00% 5MG $498.63 2021-12-16 Buy
Biosynth RCA65567 3,4-Dihydro-1H-quinazolin-2-one 50mg $321 2026-06-05 Buy
Biosynth RCA65567 3,4-Dihydro-1H-quinazolin-2-one 0.5g $932.2 2026-06-05 Buy
Chemenu CM142676 3,4-dihydroquinazolin-2(1H)-one 95% 1g $464 2021-12-16 Buy
Crysdot CD11076092 3,4-Dihydroquinazolin-2(1H)-one 95+% 1g $491 2026-05-26 Buy
Next Last

Properties

Melting point :241-242℃
Boiling point :257℃
Density :1.19
Flash point :120℃
storage temp. :Sealed in dry,Room Temperature
pka :12+-.0.20(Predicted)

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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Suppliers and manufacturers

SynAsst Chemical. Beijing Wuyunyongchang Science and Technology Co., Ltd. ShangHai AmK Pharmaceutical Technology Co., Ltd. JW & Y Pharmlab Co., Ltd. Amadis Chemical Company Limited Aikon International Limited Shanghai ZiHao Pharmaceutical Co., Ltd. Shanghai SPAR pharmaceutical technology co., LTD Cool Pharm, Ltd Shanghai zhigan biotechnology co., LTD