ChemicalBook >> CAS DataBase List >>(R)-3,3-Diphenyl-1-methylpyrrolidino[1,2-c]-1,3,2-oxazaborole

(R)-3,3-Diphenyl-1-methylpyrrolidino[1,2-c]-1,3,2-oxazaborole

CAS No.
112022-83-0
Chemical Name:
(R)-3,3-Diphenyl-1-methylpyrrolidino[1,2-c]-1,3,2-oxazaborole
Synonyms
(R)-2-METHYL-CBS-OXAZABOROLIDINE;(R)-ME CBS;(R)-METHYL OXAZABOROLIDINE;(R)-1-Methyl-3,3-diphenylhexahydropyrrolo[1,2-c][1,3,2]oxazaborole;idine;(R)-Me-CBS Catalyst;2-c][1;(R)-1-METH;3H-pyrrolo[1;2]oxazaborole
CBNumber:
CB0763916
Molecular Formula:
C18H20BNO
Molecular Weight:
277.17
MDL Number:
MFCD00078440
MOL File:
112022-83-0.mol
MSDS File:
SDS
Last updated:2023-05-15 10:43:08

(R)-3,3-Diphenyl-1-methylpyrrolidino[1,2-c]-1,3,2-oxazaborole Properties

Melting point 85-95 °C(lit.)
Boiling point 111 °C
Density 0.95 g/mL at 25 °C
refractive index 68 ° (C=1, MeOH)
Flash point 40 °F
storage temp. room temp
solubility soluble in Chloroform, Methanol
pka 1.02±0.40(Predicted)
form Liquid
color Colorless to amber
optical activity [α]22/D +76.8°, c = 1 in toluene
Water Solubility Not miscible or difficult to mix in water.
Sensitive Air & Moisture Sensitive
BRN 9059874
Exposure limits ACGIH: TWA 20 ppm
OSHA: Ceiling 300 ppm; TWA 200 ppm
NIOSH: IDLH 500 ppm; TWA 100 ppm(375 mg/m3); STEL 150 ppm(560 mg/m3)
InChIKey VMKAFJQFKBASMU-QGZVFWFLSA-N
CAS DataBase Reference 112022-83-0(CAS DataBase Reference)
FDA UNII 4WZ68942D5

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictogramsGHS hazard pictograms
GHS05,GHS07
Signal word  Danger
Hazard statements  H302-H318
Precautionary statements  P264-P270-P280-P301+P312-P305+P351+P338-P501
Hazard Codes  F,Xn,Xi
Risk Statements  11-38-48/20-63-65-67-36/37-19-40
Safety Statements  36/37-62-33-29-16-2-26
RIDADR  UN 1294 3/PG 2
WGK Germany  3
10
HazardClass  3
PackingGroup  II
HS Code  29319090
NFPA 704
3
3 1

(R)-3,3-Diphenyl-1-methylpyrrolidino[1,2-c]-1,3,2-oxazaborole price More Price(33)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 457698 (R)-(+)-2-Methyl-CBS-oxazaborolidine solution 1 M in toluene 112022-83-0 5ml $110 2024-03-01 Buy
Sigma-Aldrich 457698 (R)-(+)-2-Methyl-CBS-oxazaborolidine solution 1 M in toluene 112022-83-0 25ml $408 2024-03-01 Buy
TCI Chemical D2130 (R)-5,5-Diphenyl-2-methyl-3,4-propano-1,3,2-oxazaborolidine >97.0%(T) 112022-83-0 1g $40 2024-03-01 Buy
TCI Chemical D2130 (R)-5,5-Diphenyl-2-methyl-3,4-propano-1,3,2-oxazaborolidine >97.0%(T) 112022-83-0 5g $116 2024-03-01 Buy
Alfa Aesar L09230 (R)-2-Methyl-CBS-oxazaborolidine monohydrate, 94% 112022-83-0 1g $83.5 2021-12-16 Buy
Product number Packaging Price Buy
457698 5ml $110 Buy
457698 25ml $408 Buy
D2130 1g $40 Buy
D2130 5g $116 Buy
L09230 1g $83.5 Buy

(R)-3,3-Diphenyl-1-methylpyrrolidino[1,2-c]-1,3,2-oxazaborole Chemical Properties,Uses,Production

Reactions

  1. Convenient catalyst for the enantioselective borane reduction of ketones at ambient temperatures.
  2. Asymmetric synthesis of α-chiral hydroxyalkylphosphines via a catalytic, enantioselective reduction of acylphosphines.
  3. Nickel-catalyzed cross-couplings of benzylic pivalates with arylboroxines: Stereospecific formation of diarylalkanes and triarylmethanes.
  4. Enantioselective reduction of prochiral ketones with NaBH4/Me2SO4/(S)-Me-CBS. 
Reactions of 112022-83-0

Chemical Properties

white to light yellow crystal powde

Uses

CBS Catalysts for Asymmetric Reduction and Asymmetric Synthesis

Uses

(R)-2-Methyl-CBS-oxazaborolidine is used in the asymmetric reduction of prochiral ketones. Other applications include the enantioselective synthesis of α-hydroxy acids, α-amino acids, C2 symmetrical ferrocenyl diols, and propargyl alcohols. It is also used in a desymmetrizing reduction leading to (S)-4-hydroxycyclohexenone. It is useful in the production of stereospecific motifs such as α-hydroxy acids, α-amino acids, symmetrical ferrocenyl diols and propargyl alcohols.

Uses

suzuki reaction

(R)-3,3-Diphenyl-1-methylpyrrolidino[1,2-c]-1,3,2-oxazaborole Preparation Products And Raw materials

Global( 300)Suppliers
Supplier Tel Email Country ProdList Advantage
Capot Chemical Co.,Ltd.
571-85586718 +8613336195806 sales@capotchem.com China 29797 60
Shanghai Daken Advanced Materials Co.,Ltd
+86-371-66670886 info@dakenam.com China 14764 58
Henan Tianfu Chemical Co.,Ltd.
+86-0371-55170693 +86-19937530512 info@tianfuchem.com China 21700 55
Nanjing ChemLin Chemical Industry Co., Ltd.
025-83697070 product@chemlin.com.cn CHINA 3012 60
Shanghai Yingrui Biopharma Co., Ltd.
+86-21-33585366 - 03@ sales03@shyrchem.com CHINA 738 60
Nanjing Finetech Chemical Co., Ltd.
025-85710122 17714198479 sales@fine-chemtech.com CHINA 885 55
Zjartschem
+86-571-8723 8903 jocelynpan@zjarts.com jocelynpan@zjarts.com CHINA 993 58
career henan chemical co
+86-0371-86658258 sales@coreychem.com China 29914 58
Shanghai Arbor Chemical Co., Ltd.
021-60451682 act@arborchemical.com CHINA 906 58
Hebei Guanlang Biotechnology Co., Ltd.
+86-19930503282 alice@crovellbio.com China 8823 58

View Lastest Price from (R)-3,3-Diphenyl-1-methylpyrrolidino[1,2-c]-1,3,2-oxazaborole manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
(R)-3,3-Diphenyl-1-methylpyrrolidino[1,2-c]-1,3,2-oxazaborole pictures 2022-09-27 (R)-3,3-Diphenyl-1-methylpyrrolidino[1,2-c]-1,3,2-oxazaborole
112022-83-0
US $0.00-0.00 / kg 1kg 98% 1Ton Henan Aochuang Chemical Co.,Ltd.
(R)-3,3-Diphenyl-1-methylpyrrolidino[1,2-c]-1,3,2-oxazaborole pictures 2021-11-10 (R)-3,3-Diphenyl-1-methylpyrrolidino[1,2-c]-1,3,2-oxazaborole
112022-83-0
US $10.00 / KG 1KG 99% 5tons Hebei Guanlang Biotechnology Co., Ltd.
(R)-3,3-Diphenyl-1-methylpyrrolidino[1,2-c]-1,3,2-oxazaborole pictures 2021-08-12 (R)-3,3-Diphenyl-1-methylpyrrolidino[1,2-c]-1,3,2-oxazaborole
112022-83-0
US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton Zhuozhou Wenxi import and Export Co., Ltd
ALPHA,ALPHA-DIPHENYL-D-PROLINOL METHYLBORONIC ACID CYCL-AMIDE-ESTER (R)-(+)-2-METHYL-CBS-OXAZABOROLIDINE (R)-Methyloxazaborolidine,1-1.5Mintoluene[(R)-MeCBS]CoreyCatalyst (r)-(+)-2-methyl-cbs-oxazaborolidine solution (r)-2-methyl-cbs-oxazaborolidine, 1m soln. in toluene α,α-diphenyl-d-prolinol methylboronic acid cycl-amide-ester α,α-diphenyl-d-prolinolmethylboronic acid cyclamide ester (R)-(+)-Methyl-CBS-oxazaborolidine α,α-Diphenyl-D-prolinolmethylboronic acid cyclamide ester, (R)-Tetrahydro-1-methyl-3,3-diphenyl-1H,3H-pyrrolo[1,2-c][1,3,2]oxazaborole, (R)-1-Methyl,3,3-diphenyl-tetrahydro-pyrrolo(1,2-c)(1,3,2)oxazaborole (R-Methyl-Corey-Bakshi-Shibata catalyst (R)-Tetrahydro-1-methyl-3,3-triphenyl-1H,3H-pyrrolo[1,2-c][1,3,2]oxazaborole, 1-1.5M in toluene [(R)-Methyl oxazaborolidine] Corey Catalyst (3aR)-1-Methyl-3,3-diphenyl-3aα,4,5,6-tetrahydro-3H-pyrrolo[1,2-c][1,3,2]oxazaborole (3aR)-3,3aα,4,5-Tetrahydro-1-methyl-3,3-diphenyl-6H-1-bora-2-oxa-6a-azapentalene (3aR)-3,3-Diphenyl-1-methyltetrahydro-3H-pyrrolo[1,2-c][1,3,2]oxazaborole (3aR)-Tetrahydro-1-methyl-3,3-diphenyl-3H-pyrrolo[1,2-c][1,3,2]oxazaborole (5R)-2-Methyl-4,4-diphenyl-1-aza-2-bora-3-oxabicyclo[3.3.0]octane 1-Methyl-3,3-diphenyl-3aα,4,5,6-tetrahydro-3H-pyrrolo[1,2-c][1,3,2]oxazaborole (R)-3,3-Diphenyl-1-methylpyrrolidino[1,2-c]-1,3,2-oxazaborole (R)-TETRAHYDRO-1-METHYL-1,3-DIPHENYL-1H,3H-PYRROLO[1,2-C][1,3,2]OXAZOBOROLE (R)-(+)-2-Methyl-CBS-oxazaborolidine >=95% (R)-(+)-2-Methyl-CBS-oxazaborolidine solution 1 M in THF (R)-(+)-2-Methyl-CBS-oxazaborolidine solution 1 M in toluene (R)-(+)-2-Methyl-CBS-oxazaborolindine (R)-2-Methyl-CBS-oxazaborolidine (R)-3,3-Diphenyl-1-methylpyrrolidino[1,2-c]-1,3,2-oxazaborole (R)-2-Methyl-CBS-oxazaborolidine (1mol/L) (R)-2-Methyl-CBS-oxazaborolidine (solid) (R)-Tetrahydro-1-methyl-3,3-diphenyl-1H,3H-pyrrolo[1,2-c][1,3,2]oxazaborole, 0.9-1.1M in toluene [(R)-Methyloxazaborolidine] (R)-2-METHYL-CBS-OXAZABOROLIDINE MONOHYDRATE (R)-1-METHYL,3,3-DIPHENYL-TETRAHYDRO-PYRROLO(1,2-C)(1,3,2)OXAZABOROLE (R)-3,3-DIPHENYL-1-METHYLTETRAHYDRO-1H,3H-PYRROLO[1,2-C][1,3,2]OXAZABOROLE (R)-3,3-DIPHENYL-1-METHYLTETRAHYDRO-3H-PYRROLO-[1,2-C][1,3,2]OXAZABOROLE (R)-5,5-DIPHENYL-2-METHYL-3,4-PROPANO-1,3,2-OXAZABOROLIDINE (R)-TETRAHYDRO-1-METHYL-3,3-DIPHENYL-1H,3H-PYRROLO[1,2-C][1,3,2] OXAZABOROLE (R)-TETRAHYDRO-1-METHYL-3,3-DIPHENYL-1H,3H-PYRROLO[1,2-C][1,3,2]OXAZOBOROLE (R)-methyloxazaborolidine,(R)-mecbs,in (R)-methyloxazaborolidine,(R)-mecbs,intoluene (R)-Methyloxazaborolidine,1-1.5Mintoluene[(R)-MeCBS] ( R )-2-Methyl-CBS-Oxazaborolidine.H20 (R)-Methyl oxazaborolidine, in toluene, 1M solution (R)-(+)-2-METHYL-CBS-OXAZABOROLIDINE, 1M SOLUTION IN TOLUENE (R)-2-METHYL-CBS-OXAZABOROLIDINE, 1M IN& (R)-5,5-Diphenyl-2-methyl-3,4-propano-1,3,2-oxazaborlidine (R)-Tetrahydro-1-methyl-3,3-diphenyl-1H,3H-pyrrolo[1,2-c][1,3,2]oxazaborole,0.9-1.1Mintoluene[(R)-Methyloxazaborolidine]CoreyCatalyst (R)-Tetrahydro-1-Methyl-3 0.9-1.1Mintoluene[(R)-Methyloxazaborolidine]CoreyCatalyst 2]oxazaborole 2-c][1 3-diphenyl-1H 3H-pyrrolo[1 (R)-Tetrahydro-1-methyl-3,3-diphenyl-1H,3H-pyrrole[1,2-c][1,3,2]oxazaborole, 0.9-1.1M in toluene [(R)-Methyloxazaborolidine] Corey Catalyst (R)-(+)-2-Methyl-CBS-oxazaborolidine, 1M solution in toluene, AcroSeal -Methyl Oxazaborolidine (R)-3,3-Diphenyl-1-Methylpyrrolidino[1,2-c]-1,3,2- 1H,3H-Pyrrolo[1,2-c][1,3,2]oxazaborole, tetrahydro-1-Methyl-3,3-diphenyl-, (3aR)- (R)-3,3-Diphenyl-1-methyltetrahydro-1H,3H-pyrrolo[1,2-c][1,3,2]oxazaborole (R)-Me-CBS Catalyst (R)-(+)-2-Methyl-CBS-oxazaborolidine, 1.0 M solution in toluene (R)-(+)-2-METHYL-CBS-[1,3,2]OXAZABOROLIDINE INTOLUENE (R)-Tetrahydro-1-methyl-3,3-diphenyl-1H,3H-pyrrolo[1,2-c][1,3,2]oxazaborole, 0.9-1.1M in toluene [(R)-Methyloxazaborolidine] (R)-CBS Catalyst