(R)-2-AMINO-1,2-DIPHENYL-1-PROPANOL
- Product Name
- (R)-2-AMINO-1,2-DIPHENYL-1-PROPANOL
- CAS No.
- 78603-93-7
- Chemical Name
- (R)-2-AMINO-1,2-DIPHENYL-1-PROPANOL
- Synonyms
- (R)-2-Amino-1,1-diphenylpropan-1-ol;(R)-2-AMINO-1,2-DIPHENYL-1-PROPANOL;(R)-2-AMINO-1,1-DIPHENYL-1-PROPANOL;(2R)-2-amino-1,1-diphenylpropan-1-ol;(R)-(+)-2-AMINO-1,1-DIPHENYL-1-PROPANOL;(R)-(-)-2-AMINO-1,1-DIPHENYL-1-PROPANOL;(R)-2-Amino-1,1-diphenyl-1-propanol,98%e.e.;(R)-2-AMINO-1,2-DIPHENYL-1-PROPANOL USP/EP/BP;(R)-(+)-2-Amino-1,1-diphenyl-1-propanol;Benzenemethanol, α-[(1R)-1-aminoethyl]-α-phenyl-
- CBNumber
- CB5194418
- Molecular Formula
- C15H17NO
- Formula Weight
- 227.3
- MOL File
- 78603-93-7.mol
(R)-2-AMINO-1,2-DIPHENYL-1-PROPANOL Property
- Melting point:
- 102-105 °C(lit.)
- Boiling point:
- 407.8±40.0 °C(Predicted)
- Density
- 1.112±0.06 g/cm3(Predicted)
- storage temp.
- Keep in dark place,Inert atmosphere,Room temperature
- pka
- 11.25±0.50(Predicted)
- Appearance
- Off-white to light yellow Solid
- optical activity
- [α]20/D +90°, c = 1 in chloroform
- Sensitive
- Air Sensitive
- BRN
- 3202230
- CAS DataBase Reference
- 78603-93-7(CAS DataBase Reference)
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
- Precautionary statements
-
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P264Wash hands thoroughly after handling.
P264Wash skin thouroughly after handling.
P271Use only outdoors or in a well-ventilated area.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
N-Bromosuccinimide Price
- Product number
- 549460
- Product name
- (R)-(+)-2-Amino-1,1-diphenyl-1-propanol
- Purity
- 99%
- Packaging
- 1g
- Price
- $166
- Updated
- 2023/06/20
- Product number
- A639768
- Product name
- (R)-2-Amino-1,1-diphenyl-1-propanol
- Packaging
- 1g
- Price
- $350
- Updated
- 2021/12/16
- Product number
- A639768
- Product name
- (R)-2-Amino-1,1-diphenyl-1-propanol
- Packaging
- 100mg
- Price
- $65
- Updated
- 2021/12/16
- Product number
- 4656-1-RA
- Product name
- (R)-(-)-2-Amino-1,1-diphenyl-1-propanol
- Packaging
- 1g
- Price
- $180
- Updated
- 2021/12/16
- Product number
- OR304003
- Product name
- (R)-(-)-2-Amino-1,1-diphenyl-1-propanol
- Packaging
- 5g
- Price
- $544
- Updated
- 2021/12/16
(R)-2-AMINO-1,2-DIPHENYL-1-PROPANOL Chemical Properties,Usage,Production
Chemical Properties
white to light yellow crystal powde
Synthesis
14316-06-4
100-58-3
78603-93-7
Example 5: Synthesis of (R)-2-Amino-1,1-diphenyl-propan-1-ol: A solution of phenylmagnesium bromide (PhMgBr, 0.87 mol, dissolved in 287 mL of tetrahydrofuran (THF)) was cooled to 0°C under inert atmosphere. Subsequently, D-alanine methyl ester hydrochloride ((R)-1-methoxycarbonyl-ethyl-ammonium chloride, 20 g, 140 mmol) was added in batches over 90 min, keeping the reaction temperature between 0-5 °C. After addition, the reaction mixture was continued to be stirred at 0-5 °C for 30 min and then slowly warmed up to room temperature. After the reaction was carried out at room temperature for 4 h, it was cooled to 0 °C again. A 10% w/w aqueous hydrochloric acid solution (100 mL) was slowly added at 0-5 °C for 60 min. After addition, the mixture was warmed up to room temperature. Next, ethyl acetate (300 mL) and water (400 mL) were added for extraction. After separating the organic and aqueous phases, the aqueous phase was extracted once more with ethyl acetate (200 mL). All organic phases were combined and washed sequentially with water (50 mL) and brine (50 mL). The organic phase was concentrated under vacuum to give about 50 g of residue. Hexane (30 mL) was slowly added to the residue over 30 minutes. The mixture was cooled to 0 °C over a period of 3 hours and aged at 0 °C for 1 hour. Finally, the mixture was filtered, isolated and dried to give (R)-2-amino-1,1-diphenyl-propan-1-ol (30.4 g, 80% yield) as a yellow solid. The product was characterized by 1H NMR (400 MHz, CDCl3), δ 7.64 (dd, J = 7.6, 4.0 Hz, 2H), 7.51 (dd, J = 7.6, 1.4 Hz, 2H), 7.37-7.28 (m, 4H), 7.24-7.17 (m, 2H), 4.18 (q, J = 6.3 Hz, 1H), 0.99 ( d, J = 6.3 Hz, 3H).
References
[1] Patent: WO2012/79235, 2012, A1. Location in patent: Page/Page column 37-38
[2] Patent: WO2012/97511, 2012, A1. Location in patent: Page/Page column 62
[3] Patent: WO2012/97510, 2012, A1. Location in patent: Page/Page column 61
(R)-2-AMINO-1,2-DIPHENYL-1-PROPANOL Preparation Products And Raw materials
Raw materials
Preparation Products
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View Lastest Price from (R)-2-AMINO-1,2-DIPHENYL-1-PROPANOL manufacturers
- Product
- (R)-2-AMINO-1,2-DIPHENYL-1-PROPANOL 78603-93-7
- Price
- US $2.00/KG
- Min. Order
- 1g
- Purity
- 98%min
- Supply Ability
- ask
- Release date
- 2020-01-14