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115514-70-0

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115514-70-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 115514-70-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,5,5,1 and 4 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 115514-70:
(8*1)+(7*1)+(6*5)+(5*5)+(4*1)+(3*4)+(2*7)+(1*0)=100
100 % 10 = 0
So 115514-70-0 is a valid CAS Registry Number.

115514-70-0Relevant articles and documents

Diastereoselective synthesis of 1,2-disubstituted 2,3,4,5-tetrahydro1H-3- benzazepines by means of the Stevens rearrangement

Valpuesta, Maria,Ariza, Manuela,Diaz, Amelia,Suau, Rafael

experimental part, p. 4393 - 4401 (2010/10/04)

1,2-Disubstituted 2,3,4,5-tetrahydro-1H-3-benzazepines were conveniently obtained by making use of the regio- and diastereoselective Stevens rearrangement of the corresponding isoquinolinium salts with 1,8-diazabicyclo[5.4.0]undec-7-ene in acetonitrile, T

Synthesis and pharmacological characterization of 1-phenyl-, 4-phenyl-, and 1-benzyl-1,2,3,4-tetrahydroisoquinolines as dopamine receptor ligands

Charifson,Wyrick,Hoffman,Ademe Simmons,Bowen,McDougald,Mailman

, p. 1941 - 1946 (2007/10/02)

A series of 1-phenyl-, 4-phenyl-, and 1-benzyl-1,2,3,4-tetrahydroisoquinolines have been prepared as ring-contracted analogues of the prototypical D1 dopamine receptor antagonist SCH23390 [(R)-(+)-7-chloro-8-hydroxy-3-methyl-1-phenyl-2,3,4,5-tetrahydro-1H-3 benzazepine]. The affinity and selectivity of these isoquinolines for D1 receptors was determined by three biochemical endpoints in membrane homogenates prepared from rat corpus striatum: the potency to compete for [3H]SCH23390 binding sites; the potency to compete for [3H]spiperone (a D2 receptor ligand) binding sites; and effects on dopamine-stimulated adenylate cyclase. Competitive binding measurements at D1 sites showed SCH23390 to possess the highest affinity, followed by 1-phenyl > 1-benzyl > 4-phenyl for the isoquinolines. These results were highly correlated with the ability of the test compounds to antagonize dopamine-stimulated adenylate cyclase (r = 0.98). None of the compounds alone stimulated cAMP formation at concentrations of 10 nM to 100 μM. D2 competition binding showed the 1-benzyl derivative to possess the highest affinity, followed by 4-phenyl > SCH23390 > 1-phenyl. The tertiary 1-phenyl derivative was more potent than the secondary 1-phenyl analogue in all assays. Interestingly, resolution and single-crystal X-ray analysis of the tertiary N-methyl-1-phenyltetrahydroisoquinoline showed the most active enantiomer to possess the S absolute configuration, in contrast to the benzazepine (R)-SCH23390.

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