All articles by Martti Lajunen

35 articles

Articles in volume 20 (1966)

Protolytic Cleavage of Vinyl Ethers. General Acid Catalysis, Structural Effects and Deuterium Solvent Isotope Effects.

Salomaa, Pentti; Kankaanperä, Alpo; Lajunen, Martti

Pages: 1790-1801.

DOI number: 10.3891/acta.chem.scand.20-1790
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Articles in volume 28a (1974)

Acid-catalyzed Hydrolyses of Bridged Bi- and Tricyclic Compounds. I. Kinetics and Product Analyses of Some 2-Norbornyl, 2-Norbornenyl, and 3-Nortricyclyl Acetates.

Lajunen, Martti

Pages: 919-926.

DOI number: 10.3891/acta.chem.scand.28a-0919
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Acid-catalyzed Hydrolyses of Bridged Bi- and Tricyclic Compounds. II. Solvent Effects on the Hydrolysis Rates of Some 2-Norbornyl, 2-Norbornenyl, and 3-Norticyclyl Acetates.

Lajunen, Martti

Pages: 939-946.

DOI number: 10.3891/acta.chem.scand.28a-0939
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Articles in volume 29b (1975)

Shaking with Aqueous Sodium Hydrogen Sulfite; a Simple Procedure for Removing Some Norbornene Impurities.

Lajunen, Martti; Lehtonen, Katriina

Pages: 795-796.

DOI number: 10.3891/acta.chem.scand.29b-0795
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Articles in volume 30a (1976)

Acid-catalyzed Hydrolyses of Bridged Bi- and Tricyclic Compounds. VII. Kinetics of 2-Methyl-2-norbornenols in Isotopically Different Waters.

Lajunen, Martti; Lyytikäinen, Heikki

Pages: 63-68.

DOI number: 10.3891/acta.chem.scand.30a-0063
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Acid-catalyzed Hydrolyses of Bridged Bi- and Tricyclic Compounds. VIII. Kinetics of 2-Methyl-exo-2-norbornenyl Acetate and Its Intermediate Products in Dioxane--Water Mixtures.

Lajunen, Martti; Lyytikäinen, Heikki

Pages: 69-75.

DOI number: 10.3891/acta.chem.scand.30a-0069
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Addition of Hydrogen Sulfite to Bicyclo[2.2.1]heptenes. I. Kinetics of Some 2-Norbornenols and 2-Norbornenylmethanols in Aqueous Sodium Hydrogen Sulfite Solutions.

Lajunen, Martti; Lehtonen, Katriina

Pages: 358-362.

DOI number: 10.3891/acta.chem.scand.30a-0358
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Base-catalyzed Detritiation of Some Bicyclo[2.2.1]heptanones.

Lajunen, Martti; Pilbacka, Heikki

Pages: 391-396.

DOI number: 10.3891/acta.chem.scand.30a-0391
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Articles in volume 33a (1979)

Base-catalyzed Protodetritiation of Some Methyl-substituted 2-Norbornanones and 2-Norbornenones.

Lajunen, Martti; Ihantola, Aino; Tallgren, Jan

Pages: 365-369.

DOI number: 10.3891/acta.chem.scand.33a-0365
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Articles in volume 35a (1981)

Acid-catalyzed Hydrolyses of Bridged Bi- and Tricyclic Compounds. XVII. Kinetics of Hydration and Rearrangement of 5-Methyl- and 2,5-Dimethyl-2-norbornenols and 5-Methylene- and 2-Methyl-5-methylene-2-norborneols.

Lajunen, Martti; Lyytikäinen, Heikki

Pages: 131-138.

DOI number: 10.3891/acta.chem.scand.35a-0131
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Acid-catalyzed Hydrolyses of Bridged Bi- and Tricyclic Compounds. XVIII. Kinetics of Isomerization (Fragmentation) of 6-Methyl- and 2,6-Dimethyl-endo-2-norbornenols to (3-Methylcyclopent-3-enyl)acetaldehyde and -acetone.

Lajunen, Martti; Lyytikäinen, Heikki

Pages: 139-143.

DOI number: 10.3891/acta.chem.scand.35a-0139
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Articles in volume 36a (1982)

Acid-catalyzed Hydrolyses of Bridged Bi- and Tricyclic Compounds. XX. The Location of the Transition State in the Hydration of Norbornenes and Nortricyclanes.

Lajunen, Martti; Andersson, Arja

Pages: 371-376.

DOI number: 10.3891/acta.chem.scand.36a-0371
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Articles in volume 37a (1983)

Acid-catalyzed Hydrolyses of Bridged Bi- and Tricyclic Compounds. XXI. Kinetics of Hydration of exo- And endo-5-Nitro-2-norbornenes and 3-Nitronortricyclane.

Lajunen, Martti; Kukkonen, Helena

Pages: 447-451.

DOI number: 10.3891/acta.chem.scand.37a-0447
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Acid-catalyzed Hydrolyses of Bridged Bi- and Tricyclic Compounds. XXII. Kinetics of Epimerization and Hydration of exo- and endo-5-Acetyl-2-norbornenes and Hydration of 3-Acetylnortricyclane.

Lajunen, Martti; Hintsanen, Asko

Pages: 545-552.

DOI number: 10.3891/acta.chem.scand.37a-0545
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Articles in volume 39a (1985)

Acid-catalyzed Hydrolysis of Bridge Bi- and Tricyclic Compounds. XXIII. Kinetics of Hydration and Hydrolysis of exo- and endo-5-Chloromethyl-2-norbornenes and 3-Chloromethylnortricyclane.

Lajunen, Martti

Pages: 85-91.

DOI number: 10.3891/acta.chem.scand.39a-0085
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Acid-catalyzed Hydrolysis of Bridged Bi- and Tricyclic Compounds. XXIV. A Kinetic Method for Determination of Protonation Site in Hydration of 5-Substituted 2-Norbornenes.

Lajunen, Martti; Hiukka, Risto

Pages: 109-115.

DOI number: 10.3891/acta.chem.scand.39a-0109
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Articles in volume 41a (1987)

Comparison of the Transition State Energies of Acid-Catalyzed Hydrations of Some 1-Methylcycloalkenes and Methylenecycloalkanes.

Lajunen, Martti; Himottu, Marja

Pages: 252-258.

DOI number: 10.3891/acta.chem.scand.41a-0252
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Articles in volume 42a (1988)

Acid-Catalyzed Hydration of Cyclopentene.

Lajunen, Martti; Laaksonen, Ritva

Pages: 254-255.

DOI number: 10.3891/acta.chem.scand.42a-0254
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Articles in volume 43 (1989)

Acid-Catalyzed Hydrolysis of Bridged Bi- and Tricyclic Compounds. XXVI. The Mechanisms of Formation of the Hydration Products of 2-Norbornen-5-one.

Lajunen, Martti; Lahti, Marjo; Heimo, Satu

Pages: 771-776.

DOI number: 10.3891/acta.chem.scand.43-0771
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Acid-Catalyzed Hydrolysis of Bridged Bi- and Tricyclic Compounds. XXVII. An Application of the Excess Acidity Method to the Norbornyl Cation Problem.

Lajunen, Martti; Himottu, Marja

Pages: 957-962.

DOI number: 10.3891/acta.chem.scand.43-0957
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Articles in volume 45 (1991)

Acid-Catalyzed Hydrolysis of Bridged Bi- and Tricyclic Compounds. XXVIII. Evaluation of alpha-Values for the Protonation of Norbornenes and Nortricyclanes from Solvent Isotope and Acidity Effects and Their Use to Compare the Characters of the Intermediate Carbocations.

Lajunen, Martti

Pages: 377-382.

DOI number: 10.3891/acta.chem.scand.45-0377
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Acid-Catalyzed Hydrolysis of Bridged Bi- and Tricyclic Compounds. XXIX. 7-Oxa-5-oxo-2-bicyclo[2.2.1]heptene: Kinetics and Mechanism.

Lajunen, Martti; Mäki, Esa

Pages: 578-582.

DOI number: 10.3891/acta.chem.scand.45-0578
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Articles in volume 46 (1992)

Acid-Catalyzed Hydrolysis of Some Secondary Alkyl Phenyl Ethers in Perchloric Acid: Kinetics and Mechanism.

Lajunen, Martti; Kähkönen, Mika

Pages: 726-731.

DOI number: 10.3891/acta.chem.scand.46-0726
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Acid-Catalyzed Hydrolysis of Bridged Bi- and Tricyclic Compounds. XXX. 7-Oxabicyclo[2.2.1]heptane: Kinetics and Mechanism.

Lajunen, Martti; Uotila, Riikka

Pages: 968-971.

DOI number: 10.3891/acta.chem.scand.46-0968
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Articles in volume 48 (1994)

Acid-Catalyzed Hydrolysis of Bridged Bi- and Tricyclic Compounds. XXXI. Dependences on Temperature of alpha-Values in the Hydration of some Norbornenes.

Lajunen, Martti; Virta, Maijastiina; Kylliäinen, Outi

Pages: 122-126.

DOI number: 10.3891/acta.chem.scand.48-0122
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Acid-Catalyzed Hydrolysis of Bridged Bi- and Tricyclic Compounds. XXXII. 7-Oxa-2-oxobicyclo[2.2.1]heptane: Kinetics, Products and Mechanism.

Lajunen, Martti; Kaitaranta, Esa; Dahlqvist, Martti

Pages: 399-403.

DOI number: 10.3891/acta.chem.scand.48-0399
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Acid-Catalyzed Hydrolysis of Oxetane.

Lajunen, Martti; Koskinen, Juha-Matti

Pages: 788-791.

DOI number: 10.3891/acta.chem.scand.48-0788
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Acid-Catalyzed Hydrolysis of tert-Butyl Phenyl Ether. An Application of the Excess Acidity Method.

Lajunen, Martti; Tanskanen-Lehti, Kirsi

Pages: 861-864.

DOI number: 10.3891/acta.chem.scand.48-0861
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Articles in volume 51 (1997)

Application of the Excess Acidity Method to the Acid-Catalyzed Hydrolysis of Isopropyl Phenyl Ether at Different Temperatures.

Lajunen, Martti; Setälä, Jouko

Pages: 334-336.

DOI number: 10.3891/acta.chem.scand.51-0334
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Effect of a Substituent in the Benzene Ring upon the Kinetics of Acid-Catalyzed Hydrolysis of exo-2-Norbornyl Phenyl Ether.

Lajunen, Martti; Himottu, Marja; Tanskanen-Lehti, Kirsi

Pages: 515-520.

DOI number: 10.3891/acta.chem.scand.51-0515
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Acid-Catalyzed Hydrolysis of Some Primary Alkyl Phenyl Ethers.

Lajunen, Martti; Laine, Riitta; Aaltonen, Marika

Pages: 1155-1161.

DOI number: 10.3891/acta.chem.scand.51-1155
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Articles in volume 52 (1998)

Acid-Catalyzed Hydrolysis of Bridged Bi- and Tricyclic Compounds. XXXIII. Hydration of exo- and endo-5-Methoxy-2-norbornenes and 3-Methoxynortricyclane.

Lajunen, Martti; Jantunen, Jouni; Koiranen, Päivi

Pages: 728-732.

DOI number: 10.3891/acta.chem.scand.52-0728
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Acid-Catalyzed Hydrolysis of Bridged Bi- and Tricyclic Compounds. XXXIV. 3-Methyl-3-nortricyclanol: Kinetics, Products and Mechanism.

Lajunen, Martti; Katainen, Erja; Dahlqvist, Martti

Pages: 816-818.

DOI number: 10.3891/acta.chem.scand.52-0816
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Articles in volume 53 (1999)

Acid-Catalyzed Hydrolysis of Bridged Bi- and Tricyclic Compounds. XXXV. Applications of the Excess Acidity Method to the Hydrolysis of 3-Nortricyclanone at Different Temperatures.

Lajunen, Martti; Luukkonen, Kirsi

Pages: 209-212.

DOI number: 10.3891/acta.chem.scand.53-0209
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Acid-Catalyzed Hydrolysis of Bridged Bi- and Tricyclic Compounds. XXXVI. Kinetics of exo- and endo-2-Methoxynorbornanes.

Lajunen, Martti; Jantunen, Jouni; Telkki, Tommi; Toukoniitty, Esa

Pages: 348-351.

DOI number: 10.3891/acta.chem.scand.53-0348
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