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(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
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(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)
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Safety

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
26-36
WGK Germany 
3
HazardClass 
8
HS Code 
2922190090
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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.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
549460
Product name
(R)-(+)-2-Amino-1,1-diphenyl-1-propanol
Purity
99%
Packaging
1g
Price
$166
Updated
2023/06/20
TRC
Product number
A639768
Product name
(R)-2-Amino-1,1-diphenyl-1-propanol
Packaging
1g
Price
$350
Updated
2021/12/16
TRC
Product number
A639768
Product name
(R)-2-Amino-1,1-diphenyl-1-propanol
Packaging
100mg
Price
$65
Updated
2021/12/16
SynQuest Laboratories
Product number
4656-1-RA
Product name
(R)-(-)-2-Amino-1,1-diphenyl-1-propanol
Packaging
1g
Price
$180
Updated
2021/12/16
Apolloscientific
Product number
OR304003
Product name
(R)-(-)-2-Amino-1,1-diphenyl-1-propanol
Packaging
5g
Price
$544
Updated
2021/12/16
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(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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(R)-2-AMINO-1,2-DIPHENYL-1-PROPANOL Suppliers

3B Pharmachem (Wuhan) International Co.,Ltd.
Tel
821-50328103-801 18930552037
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86-21-50328109
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3bsc@sina.com
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China
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Alfa Aesar
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400-6106006
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021-67582001/03/05
Email
saleschina@alfa-asia.com
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China
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Energy Chemical
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021-021-58432009 400-005-6266
Fax
021-58436166
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sales8178@energy-chemical.com
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China
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Capot Chemical Co., Ltd
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+86 (0) 571 85 58 67 18
Fax
0086-571-85864795
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China
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Tianjin Derchemist Science & Technology Co., Ltd.
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22-58627059 13920586291
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022-58620305
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zdcomcon@126.com
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China
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3829
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Chengdu HappySyn Pharmaceutical Technology Co., Ltd.
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028-85114309 18982182443
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yangli@happysyn.com
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China
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2150
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Shijiazhuang Lickon PharmaTech Co., Ltd.
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031185291771 13832391721
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0311-67305698
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yaofeng2005@163.com
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China
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Bide Pharmatech Ltd.
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400-164-7117 13681763483
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+86-21-61629029
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product02@bidepharm.com
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China
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Sigma-Aldrich
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021-61415566 800-8193336
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orderCN@merckgroup.com
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China
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Shanghai Chiral bio-compound co., Ltd.
Tel
021-5068 3667/17749785980/1029026415; 17749785980
Fax
021-50683667
Email
1029026415@qq.com
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China
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View Lastest Price from (R)-2-AMINO-1,2-DIPHENYL-1-PROPANOL manufacturers

Career Henan Chemical Co
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

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