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(S)-2-(1-aMinopropyl)-5-fluoro-3-phenylquinazolin-4(3H)-one

CAS No.
870281-86-0
Chemical Name:
(S)-2-(1-aMinopropyl)-5-fluoro-3-phenylquinazolin-4(3H)-one
Synonyms
(S)-2-(1-((9H-purin-6-yl-2,8-d2)amino)propyl)-5-fluoro-3-phenylquinazolin-4(3H)-one;CAL10;CAL-101(N-1);Idelalisib INT;IdelalisibIntermediates 1;CAL-101 (N-1) Intermediate;(S)-2-(1-aMinopropyl)-5-fluoro-3-phenylquinazolin-4(3H)-one;2-[(1S)-1-Aminopropyl]-5-fluoro-3-phenyl-4(3H)-quinazolinone;4(3H)-Quinazolinone, 2-[(1S)-1-aminopropyl]-5-fluoro-3-phenyl-;2-[(1S)-1-aminopropyl]-5-fluoro-3-phenyl-3,4-dihydroquinazolin-4-one
CBNumber:
CB42623630
Molecular Formula:
C17H16FN3O
Molecular Weight:
297.33
MDL Number:
MFCD22124614
MOL File:
870281-86-0.mol
MSDS File:
SDS
Last updated:2026-05-28 03:39:50
Product description Number Pack Size Price
2-[(1S)-1-Aminoprpyl]-5-fluoro-3-phenyl-4(3H)-quinazolinone TRC-A628755-500MG 500mg $167
2-[(1S)-1-Aminoprpyl]-5-fluoro-3-phenyl-4(3H)-quinazolinone TRC-A628755-1G 1g $227
2-[(1S)-1-Aminoprpyl]-5-fluoro-3-phenyl-4(3H)-quinazolinone TRC-A628755-100MG 100mg $123
2-[(1S)-1-Aminopropyl]-5-fluoro-3-phenyl-4(3H)-quinazolinone FA96431 0.5g $150
2-[(1S)-1-Aminopropyl]-5-fluoro-3-phenyl-4(3H)-quinazolinone FA96431 1g $220
More product size

(S)-2-(1-aMinopropyl)-5-fluoro-3-phenylquinazolin-4(3H)-one Properties

Boiling point 455.3±55.0 °C(Predicted)
Density 1.27±0.1 g/cm3(Predicted)
storage temp. under inert gas (nitrogen or Argon) at 2–8 °C
solubility Chloroform (Slightly), DMSO (Slightly), Ethanol (Sparingly)
pka 8.23±0.29(Predicted)
form Solid
color Off-White
InChI InChI=1S/C17H16FN3O/c1-2-13(19)16-20-14-10-6-9-12(18)15(14)17(22)21(16)11-7-4-3-5-8-11/h3-10,13H,2,19H2,1H3/t13-/m0/s1
InChIKey BNMGOWXQUZHWIO-ZDUSSCGKSA-N
SMILES N1C2=C(C(F)=CC=C2)C(=O)N(C2=CC=CC=C2)C=1[C@@H](N)CC

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302
Precautionary statements  P280-P305+P351+P338

(S)-2-(1-aMinopropyl)-5-fluoro-3-phenylquinazolin-4(3H)-one price More Price(35)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TRC TRC-A628755-500MG 2-[(1S)-1-Aminoprpyl]-5-fluoro-3-phenyl-4(3H)-quinazolinone 870281-86-0 500mg $167 2026-06-03 Buy
TRC TRC-A628755-1G 2-[(1S)-1-Aminoprpyl]-5-fluoro-3-phenyl-4(3H)-quinazolinone 870281-86-0 1g $227 2026-06-03 Buy
TRC TRC-A628755-100MG 2-[(1S)-1-Aminoprpyl]-5-fluoro-3-phenyl-4(3H)-quinazolinone 870281-86-0 100mg $123 2026-06-03 Buy
Biosynth FA96431 2-[(1S)-1-Aminopropyl]-5-fluoro-3-phenyl-4(3H)-quinazolinone 870281-86-0 0.5g $150 2026-06-04 Buy
Biosynth FA96431 2-[(1S)-1-Aminopropyl]-5-fluoro-3-phenyl-4(3H)-quinazolinone 870281-86-0 1g $220 2026-06-04 Buy
Product number Packaging Price Buy
TRC-A628755-500MG 500mg $167 Buy
TRC-A628755-1G 1g $227 Buy
TRC-A628755-100MG 100mg $123 Buy
FA96431 0.5g $150 Buy
FA96431 1g $220 Buy

(S)-2-(1-aMinopropyl)-5-fluoro-3-phenylquinazolin-4(3H)-one Chemical Properties,Uses,Production

Uses

2-[(1S)-1-Aminoprpyl]-5-fluoro-3-phenyl-4(3H)-quinazolinone is used as reagent/reactant in synthetic preparation of idelalisib using the HMDS/I2-catalyzed cyclocondensation and Boc deprotection of an (aminobutyrylamino)benzamide to a nonracemic quinazoline as the key step.

Synthesis

(S)-tert-butyl (1-(5-fluoro-4-oxo-3-phenyl-3,4-dihydroquinazolin-2-yl)propyl)carbaMate

870281-85-9

(S)-2-(1-aMinopropyl)-5-fluoro-3-phenylquinazolin-4(3H)-one

870281-86-0

The general procedure for the synthesis of (S)-2-(1-aminopropyl)-5-fluoro-3-phenyl-4(3H)-quinazolinone from tert-butyl (S)-(1-(5-fluoro-4-oxo-3-phenyl-3,4-dihydroquinazolin-2-yl)propyl)carbamate was carried out as follows: the (S)-(1-(5-fluoro-4-oxo-3-phenyl-3,4-dihydroquinazolin-2-yl )propyl)carbamic acid tert-butyl ester (220 mg, 0.55 mmol) was dissolved in ethyl acetate (2 mL), followed by a one-time addition of an ethyl acetate solution of hydrogen chloride (2.5 mL, 3.88 M) at room temperature. The reaction mixture was stirred at room temperature overnight. Upon completion of the reaction, the resulting suspension was dissolved in water (20 mL) and the aqueous phase was extracted with ethyl acetate (20 mL) and the pH of the aqueous phase was adjusted with sodium carbonate powder to 8. Subsequently, the aqueous phase was further extracted with ethyl acetate (20 mL x 3). All organic phases were combined, washed with saturated saline (20 mL), dried over anhydrous sodium sulfate, and concentrated under reduced pressure to afford (S)-2-(1-aminopropyl)-5-fluoro-3-phenyl-4(3H)-quinazolinone as a white powder (163 mg, 100% yield).

References

[1] Patent: CN104513235, 2017, B. Location in patent: Paragraph 1158; 1159; 1160; 1161
[2] Patent: CN104130261, 2016, B. Location in patent: Paragraph 0042; 0043; 0044
[3] Patent: WO2005/113554, 2005, A2. Location in patent: Page/Page column 25
[4] Patent: CN106146411, 2016, A. Location in patent: Paragraph 0035; 0036
[5] Organic Preparations and Procedures International, 2016, vol. 48, # 4, p. 337 - 341

870281-85-9
870281-86-0
Synthesis of (S)-2-(1-aMinopropyl)-5-fluoro-3-phenylquinazolin-4(3H)-one from (S)-tert-butyl (1-(5-fluoro-4-oxo-3-phenyl-3,4-dihydroquinazolin-2-yl)propyl)carbaMate

(S)-2-(1-aMinopropyl)-5-fluoro-3-phenylquinazolin-4(3H)-one Preparation Products And Raw materials

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(S)-2-(1-aMinopropyl)-5-fluoro-3-phenylquinazolin-4(3H)-one pictures 2025-04-04 (S)-2-(1-aMinopropyl)-5-fluoro-3-phenylquinazolin-4(3H)-one
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1kg 98% 1Ton Henan Aochuang Chemical Co.,Ltd.
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870281-86-0
1kg 99%min 1-50kg Changzhou Rokechem Technology Co., Ltd.
(S)-2-(1-aMinopropyl)-5-fluoro-3-phenylquinazolin-4(3H)-one pictures 2019-07-06 (S)-2-(1-aMinopropyl)-5-fluoro-3-phenylquinazolin-4(3H)-one
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$1.00 1KG 98% 100KG Career Henan Chemical Co
(S)-2-(1-aMinopropyl)-5-fluoro-3-phenylquinazolin-4(3H)-one 2-[(1S)-1-Aminopropyl]-5-fluoro-3-phenyl-4(3H)-quinazolinone Idelalisib INT CAL-101 (N-1) Intermediate CAL10 IdelalisibIntermediates 1 2-[(1S)-1-aminopropyl]-5-fluoro-3-phenyl-3,4-dihydroquinazolin-4-one CAL-101(N-1) 4(3H)-Quinazolinone, 2-[(1S)-1-aminopropyl]-5-fluoro-3-phenyl- (S)-2-(1-((9H-purin-6-yl-2,8-d2)amino)propyl)-5-fluoro-3-phenylquinazolin-4(3H)-one 870281-86-0 intermediate intermediates