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词条 Tametraline
释义

  1. Chemistry

     cis-/trans-Ratio  CAN radical induced dimerization of styrene 

  2. Structure-activity relationship

     Enantiopurified trans- and cis-aminotetraline derivatives  Racemic cis- and trans-aminotetraline derivatives 

  3. See also

  4. References

{{Unclear citation style|date=February 2014}}{{Drugbox
| Verifiedfields = changed
| Watchedfields = changed
| verifiedrevid = 448234115
| IUPAC_name = (1R,4S)-N-methyl-4-phenyl-1,2,3,4-tetrahydronaphthalen-1-amine
| image = Tametraline.svg
| width = 175
| tradename =
| pregnancy_AU =
| pregnancy_US =
| pregnancy_category =
| legal_AU =
| legal_CA =
| legal_UK =
| legal_US =
| legal_status =
| bioavailability =
| protein_bound =
| metabolism =
| elimination_half-life =
| excretion =
| CAS_number_Ref = {{cascite|correct|??}}
| CAS_number = 52760-47-1
| ATC_prefix = none
| ATC_suffix =
| PubChem = 104180
| DrugBank_Ref = {{drugbankcite|correct|drugbank}}
| DrugBank =
| UNII_Ref = {{fdacite|correct|FDA}}
| UNII = 440C8K5Y5K
| ChemSpiderID_Ref = {{chemspidercite|changed|chemspider}}
| ChemSpiderID = 143316
| C=17 | H=19 | N=1
| molecular_weight = 237.339 g/mol
| smiles = CN[C@H](CC1)C(C=CC=C2)=C2[C@H]1C3=CC=CC=C3
| StdInChI_Ref = {{stdinchicite|changed|chemspider}}
| StdInChI = 1S/C17H19N/c1-18-17-12-11-14(13-7-3-2-4-8-13)15-9-5-6-10-16(15)17/h2-10,14,17-18H,11-12H2,1H3/t14-,17+/m0/s1
| StdInChIKey_Ref = {{stdinchicite|changed|chemspider}}
| StdInChIKey = NVXPZMLRGBVYQV-WMLDXEAASA-N
}}Tametraline (CP-24,441) is the parent of a series of chemical compounds investigated at Pfizer that eventually led to the development of sertraline (CP-51,974-1).[1]

Sertraline has been called "3,4-dichloro-tametraline". This is correct but it is an oversimplification in the sense that sertraline is the S,S-isomer whereas tametraline is the 1R,4S-stereoisomer.

1R-Methylamino-4S-phenyl-tetralin is a potent inhibitor of norepinephrine uptake in rat brain synaptosomes,[2] reverses reserpine induced hypothermia in mice, and blocks uptake of 3H into rat heart.[3]

Tametraline is a norepinephrine-dopamine reuptake inhibitor.[4]

Indatraline is an indanamine homolog of tetralin-based tametraline, although in the case of indatraline the product is pm-dichlorinated.

Chemistry

Two routes have been previously described,[5] one for aryl moieties containing electron withdrawing groups, and one for electron donating groups:

{{clear}}{{Cite journal| first1 = R. .| title = Synthesis of phenyl-substituted 1-aminotetralines| journal = The Journal of Organic Chemistry| last1 = Sarges| volume = 40| issue = 9| pages = 1216–1224| year = 1975 | doi = 10.1021/jo00897a008}}

"As expected, Friedel-Crafts cyclization of the diarylbutyric acid derivatives # to the most reactive ring was observed with little or none of the alternative isomer being detected."

{{clear}}

"The KMnO4 oxidation of the 1-aryl-tetralins # was observed to give 4-hydroxy-4-aryltetralones # instead of the expected tetralone # previously reported.[5] As a result of this finding, direct oxidation of Grignard reaction product # was attempted and found to be a more efficient route."

See also: {{US Patent|4045488}} (and refs therein: {{DOI|10.1021/ja01193a020}} {{DOI|10.1021/ja01183a058}} {{DOI|10.1021/ja01157a130}} {{DOI|10.1021/ja01635a052}})

cis-/trans-Ratio

In the case of 3,4-dichloro product, approximately 50:50 cis-/trans- ratio was achieved, according to the reference.[4]

CAN radical induced dimerization of styrene

"A facile one-pot synthesis of 1-amino-4-aryl-tetralin derivatives by the CAN-induced (see also: [https://www.organic-chemistry.org/chemicals/oxidations/ceriumammoniumnitrate-can.shtm CAN]) cyclodimerization of various styrenes in acetonitrile and acrylonitrile is described."

 

[https://www.organic-chemistry.org/abstracts/literature/609.shtm] {{DOI|10.1021/ol0257934}}

Structure-activity relationship

Certain aromatic substitutients have a potentiating effect (e.g., p-Br), whereas others negate the compound's intrinsic activity.

It is not right to think of the dimethyl analogs as a "prodrug" to the monomethylated drugs (cf. indatraline, "31,345"), but it is correct that it is a "latentiated" form of the drug. This word is from the salsalate page. This was the reason why sertraline was made only as monomethylated because apparently according to the orders the 1° amine is inactive therefore the drug would have a shorter duration of activity.

Enantiopurified trans- and cis-aminotetraline derivatives

Enantiopurified 4-aryl-aminotetralins IC50 (μM)
StereoX Y NE|Norepinephrine}}{{Abbr|DA|Dopamine}}5-HT|Serotonin}}
RSred|H}}red|H}}0.0180.150.84
SRHH0.371.4014.00
RSClH0.0190.0520.084
SRClH0.461.403.50
RSlime|Cl}}lime|Cl}}0.010.0440.039
SRClCl0.0440.270.47
SSClCl1.201.300.06
RRClCl0.300.320.46

(±)-sertraline is not entirely SERT selective until it has been resolved into the S,S-enantiomer.

In terms of the trans- isomers there is relatively marked separation in the activity between the R,S- and S,R-enantiomers. This stands in contrast to what has been observed in the homologous indamine class where both of the trans- enantiomers possessed significant TRI activity at all three of the monoamine transporters.

Racemic cis- and trans-aminotetraline derivatives

{{col-begin|width=auto}}{{col-break}}
Racemic trans 4-aryl-aminotetralins IC50 (μM)
R1R2X Y NEDA 5-HT
HCH3red|H}}red|H}}0.040.211.48
HCH3FH0.030.220.58
HCH3ClH0.030.100.12
HCH3BrH0.030.080.09
HCH3CF3H0.694.40.43
HCH3HCF30.262.600.39
HCH3OCH3H0.150.400.38
HCH3ClCl0.020.060.05
CH3CH3HH0.140.840.46
CH3CH3ClH0.130.380.12
CH3CH3ClCl0.040.170.04
{{col-break|gap=1em}}
Racemic cis 4-aryl-aminotetralins IC50 (μM)
R1R2XY5-HTDANE
HCH3HH3.505.101.86
HCH3FH1.704.702.30
HCH3ClH0.261.381.41
HCH3BrH0.191.601.40
HCH3CF3H0.827.809.80
HCH3HCF30.252.542.55
HCH3OCH3H0.704.203.00
HCH3ClCl0.070.520.72
CH3CH3HH1.610.00.31
CH3CH3ClH0.245.601.16
CH3CH3ClCl0.072.000.40
HHClCl0.401.250.25
{{col-end}}

The primary amines are claimed to completely lack any affinity for the transporters.

See also

  • Cyproheptadine [4-(5H-dibenz-[a,d]cyclohepten-5-ylidine)-1-methylpiperidine]
  • Dasotraline
  • Desmethylsertraline
  • EXP-561 (1-amino-4-phenylbicyclo[2.2.2]octane)
  • JNJ-7925476
  • Lometraline
  • Nefopam
  • Sertraline

References

1. ^{{cite journal | last1 = Koe | first1 = BK | last2 = Weissman | first2 = A | last3 = Welch | first3 = WM | last4 = Browne | first4 = RG | title = Sertraline, 1S,4S-N-Methyl-4-(3,4-Dichlorophenyl)-1,2,3,4-Tetrahydro-1-Naphthylamine, a New Uptake Inhibitor with Selectivity for Serotonin | journal = The Journal of Pharmacology and Experimental Therapeutics | date = September 1983 | volume = 226 | issue = 3 | pages = 686–700 | pmid = 6310078 | url = http://biochem.uvm.edu/courses/files/381_fall_2006_sertraline.pdf | accessdate = 10 August 2016}}
2. ^{{cite journal | last1 = Koe | first1 = BK | title = Molecular Geometry of Inhibitors of the Uptake of Catecholamines and Serotonin in Synaptosomal Preparations of Rat Brain | journal = The Journal of Pharmacology and Experimental Therapeutics | date = December 1976 | volume = 199 | issue = 3 | pages = 649–61 | pmid = 994022 }}
3. ^{{cite journal | last1 = Sarges | first1 = R | last2 = Koe | first2 = BK | last3 = Weissman | first3 = A | last4 = Schaefer | first4 = JP | title = Blockade of Heart 3H-Norepinephrine Up-take by 4-Phenyl-1-Aminotetralines: Implications for the Active Conformation of Imipramine-Like Drugs | journal = The Journal of Pharmacology and Experimental Therapeutics | date = December 1974 | volume = 191 | issue = 3 | pages = 393–402 | pmid = 4427286 }}
4. ^{{cite journal | last1 = Welch | first1 = WM | last2 = Kraska | first2 = AR | last3 = Sarges | first3 = R | last4 = Koe | first4 = BK | title = Nontricyclic Antidepressant Agents Derived from cis- and trans-1-Amino-4-aryltetralins | journal = Journal of Medicinal Chemistry | date = November 1984 | volume = 27 | issue = 11 | pages = 1508–15 | doi = 10.1021/jm00377a021 | pmid = 6492080 }}
5. ^{{cite journal | last1 = Sarges | first1 = RA | title = Synthesis of Phenyl-Substituted 1-Aminotetralines | journal = The Journal of Organic Chemistry | date = May 1975 | volume = 40 | issue = 9 | pages = 1216–24 | doi = 10.1021/jo00897a008 }}
6. ^{{cite journal | last1 = Peng | first1 = XQ | last2 = Xi | first2 = ZX | last3 = Li | first3 = X | last4 = Spiller | first4 = K|last5 = Li | first5 = J | last6 = Chun | first6 = L | last7 = Wu | first7 = KM | last8 = Froimowitz | first8 = M | last9 = Gardner | first9 = EL | title = Is Slow-Onset Long-Acting Monoamine Transport Blockade to Cocaine as Methadone is to Heroin? Implication for Anti-Addiction Medications | journal = Neuropsychopharmacology | date = December 2010 | volume = 35 | issue = 13 | pages = 2564–78 | doi = 10.1038/npp.2010.133 | pmid = 20827272 | pmc = 2978747}}
{{Stimulants}}{{Monoamine reuptake inhibitors}}

5 : Amines|Norepinephrine-dopamine reuptake inhibitors|Pfizer|Stimulants|Tetralins

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