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90687-83-5

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90687-83-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 90687-83-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,6,8 and 7 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 90687-83:
(7*9)+(6*0)+(5*6)+(4*8)+(3*7)+(2*8)+(1*3)=165
165 % 10 = 5
So 90687-83-5 is a valid CAS Registry Number.

90687-83-5Downstream Products

90687-83-5Relevant articles and documents

Catalytic asymmetric transfer hydrogenation of ketones using [Ru(p-cymene)Cl2]2 with chiral amino alcohol ligands

Deshpande, Sudhindra H.,Kelkar, Ashutosh A.,Gonnade, Rajesh G.,Shingote, Savita K.,Chaudhari, Raghunath V.

experimental part, p. 231 - 238 (2011/01/12)

Catalytic asymmetric transfer hydrogenation of aromatic alkyl ketones has been investigated using [Ru(p-cymene)Cl2]2 and new derivatives of β-amino alcohols synthesized from (S)-(-)-lactic acid and mandelic acid as ligands. Chiral secondary alcohols were obtained with good to excellent conversion (60-90%) and moderate to good enantioselectivities (40-86%).

Synthesis of C2-symmetric chiral amino alcohols: Their usage as organocatalysts for enantioselective opening of epoxide ring

Turgut, Yilmaz,Aral, Tarik,Karakaplan, Mehmet,Deniz, Pinar,Hosgoren, Halil

experimental part, p. 3365 - 3377 (2011/01/04)

A series of -amino alcohols derivatives were synthesized from (R)-2-amino-1-butanol and (S)-1,2-propanediol, and they have been used as organocatalaysts in the racemic ring opening of epoxide in good yields with high enantiomeric excess (up to 97%). Copyright

Synthesis of novel C2-symmetric chiral crown ethers and investigation of their enantiomeric recognition properties

Turgut, Yilmaz,Aral, Tarik,Hosgoren, Halil

experimental part, p. 2293 - 2298 (2010/03/24)

A series of new C2-symmetric chiral aza crown ether macrocycles 1-4 have been synthesized from (S)-3-aryloxy-1,2-propanediol and (S)-1,2-propanediol for the enantiomeric recognition of amino acid ester derivatives. These new macrocycles have be

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