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Chemical Structure| 618061-76-0 Chemical Structure| 618061-76-0

Structure of 618061-76-0

Chemical Structure| 618061-76-0

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Product Details of [ 618061-76-0 ]

CAS No. :618061-76-0
Formula : C24H27ClFN4O6P
M.W : 552.92
SMILES Code : O=P(CC(NC1=CC2=C(NC3=CC=C(F)C(Cl)=C3)N=CN=C2C=C1O[C@@H]4COCC4)=O)(OCC)OCC
MDL No. :MFCD19440885
InChI Key :FNGRCLBEXKFSST-INIZCTEOSA-N
Pubchem ID :15606393

Safety of [ 618061-76-0 ]

GHS Pictogram:
Signal Word:Warning
Hazard Statements:H302-H315-H319-H335
Precautionary Statements:P261-P305+P351+P338

Application In Synthesis of [ 618061-76-0 ]

* All experimental methods are cited from the reference, please refer to the original source for details. We do not guarantee the accuracy of the content in the reference.

  • Downstream synthetic route of [ 618061-76-0 ]

[ 618061-76-0 ] Synthesis Path-Downstream   1~1

  • 1
  • [ 618061-76-0 ]
  • [ 3616-56-6 ]
  • [ 850140-72-6 ]
YieldReaction ConditionsOperation in experiment
97.7% To a 50 ml single-neck round-bottom flask equipped with magnetic needle and nitrogen balloon was charged 5.0 ml (46.9 mmol) concentrated HCl, 5.0 ml water and the mixture was stirred at 30 °C. After 15 min, 5.3 ml (27.1 mmol) (dimethylamino)- acetaldehyde-diethyl acetal was added over a period of 5 min at 30 °C. The mixture was stirred at room temperature in an inert atmosphere overnight. The solution thus obtained was designated as reagent "A".A 250 ml two-neck round-bottom flask equipped with magnetic needle, thermometer and nitrogen balloon was charged with 6.0 g (10.85 mmol) diethyl (4-(3-chloro-4- fluorophenylam o)-7-(S)-(tetrahyc ^methyl)-phosphonate, 0.47 g (10.85 mmol), lithium chloride anhydrous and 25 ml THF. The mixture was cooled to -8 °C in an ice-salt bath and a cold solution of potassium hydroxide (4.7 g, 82.7 mmol dissolved in 24 ml water kept at -18°C) was added over the period of 15 min. Reagent "A" was added dropwise over the course of 30 min to the reaction mixture which was maintained at -7 °C and stirred at the same temperature for 1 h. The reaction was slowly allowed to come to 20 °C and stirred at this temperature for 45 min. 20 ml water were added and the mixture was extracted with 3 x 50 ml ethyl acetate. The combined extract was dried on sodium sulphate, evaporated and the resulting residue dried at 45 °C under vacuum to give a yellow solid. 200 ml water were added to the solid, the mixture was stirred for 1 h, filtered, washed with 200 ml water, dried on a rotary evaporator at 45 °C for 2 h to give 5.1 g (97.7percent, 10.6 mmol) of an off- white solid. DSC shows two endothermic peaks at 95.9 °C and 138.6 °C.IR (cm"1): 3547.4, 2980.2, 2947.8, 2865.7, 2774, 1673.1, 1626.9, 1575.8, 1536.1,1500.1, 1455.7, 1430.5, 1397.0, 1233.4, 1147.1, 981.9, 852.1, 778.5 and 660.9.
78% Example 2 (E)-4-Dimethylamino-But-2-Enoic acid-[4-(3-Chloro-4-Fluoro-Phenylamino)-7-((S)-Tetrahydrofuran-3-Yloxy)-Quinazolin-6yl]-Amide 5.6 litres of 30percent hydrochloric acid (53.17 mol) are added to 4.4 litres of water. Then 4.28 kg of 95percent (dimethylamino)-acetaldehyde-diethylacetal (26.59 mol) are added dropwise within 20 minutes at 30° C. The reaction solution is stirred for 8 hours at 35° C. stirred, cooled to 5° C. and stored under argon. This solution is referred to as solution B. 4.55 kg (68.06 mol) of potassium hydroxide are dissolved in 23.5 litres of water and cooled to -5° C. This solution is referred to as solution C. 5.88 kg (10.63 mol) of diethyl ((4-(3-chloro-4-fluoro-phenylamino)-7-(tetrahydrofuran-3-yloxy)-quinazoline-6-ylcarbamoyl)-methyl)-phosphonate and 0.45 kg of lithium chloride (10.63 mol) are placed in 23.5 litres of tetrahydrofuran and cooled to -7° C. The cold solution C is added within 10 minutes. Then solution B is added at -7° C. within 1 hour. After stirring for a further hour at -5° C. the reaction mixture is heated to 30° C. and combined with 15 litres of water. After cooling to 3° C. the suspension is suction filtered, the precipitate is washed with water and dried. Yield: 5.21 kg of crude product, 100percent, water content: 6.7percent The crystallisation of the crude product is carried out with butyl acetate/methylcyclohexane Yield: 78percent purity HPLC 99.4Fl percent, water content 5.4percent
5.6 litres of 30percent hydrochloric acid (53.17 mol) was added to 4.4 liters of water. Then 4.28 kgof 95percent (dimethylamino)-acetaldehyde-diethyl-acetal (26.59 mol) was added dropwise within20 minutes at 30 deg C. The solution is stined for 8 hours at 35 deg C. stined, cooled to 5 deg C. and stored under argon. This solution is refened to as solution B.4.55 kg (68.06 mol) of Potassium hydroxide was dissolved in 23.5 liters of water and cooledto -5 deg C. This solution is referred to as solution C.5.88 kg (10.63 mol) of diethyl ((4-(3-Chloro-4-fluoro-phenylamino)-7-(tetrahydrofuran-3 - yloxy)-quinazoline-6-ylcarbamoyl)-methyl)-phosphonate and 0.45 kg of lithium chloride (10.63 mol) were placed in 23.5 liters of tetrahydrofuran and cooled to -7 deg C. The coldsolution C was added within 10 minutes. Then solution B was added at -7 deg. C within 1 hour. Stined for a further hour at -5 deg C, heated to 30 deg C. and combined with 15 litres of water. After cooling to 3deg C. the suspension was suction filtered, washed with water and dried. Yield: 5.21 kg of crude product, 100percent, water content: 6.7percentThe crystallisation of the crude product is canied out with butylacetate/methylcyclohexane Yield: 78percent purity HPLC 99.4F1 percent, water content 5.4percent.
 

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