IL39079A - 16-loweralkyl and 16,16-diloweralkyl prostaglandins of the a2,b2,e2,and f2 types and process for making them - Google Patents

16-loweralkyl and 16,16-diloweralkyl prostaglandins of the a2,b2,e2,and f2 types and process for making them

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Publication number
IL39079A
IL39079A IL39079A IL3907972A IL39079A IL 39079 A IL39079 A IL 39079A IL 39079 A IL39079 A IL 39079A IL 3907972 A IL3907972 A IL 3907972A IL 39079 A IL39079 A IL 39079A
Authority
IL
Israel
Prior art keywords
hydrogen
methyl
compound
formula
racemic
Prior art date
Application number
IL39079A
Other versions
IL39079A0 (en
Original Assignee
Upjohn Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Upjohn Co filed Critical Upjohn Co
Publication of IL39079A0 publication Critical patent/IL39079A0/en
Publication of IL39079A publication Critical patent/IL39079A/en

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  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Furan Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)

Claims (1)

1. 2701 WHAT IS CLAIMED IS: -1- optical ly active compound of the formula or a racemic compound of that formula and the mirror image thereof, wherein ) is one of the four carbocyclic moieties wherein f~\ indicates attachment of hydroxyl to the cyclo- pentane ring in alpha or beta configuration, wherein Ri is hydrogen, a 1 ky 1 of one to 8 carbon atoms, inclusive, or a pharmacological ly acceptable cation, and wherein R2 and R3 are hydrogen, methyl, or ethyl, provided that at least one of R≥ and R3 is not hydrogen. . ., -2- An opt i ca 11 y act i ve compound according to claim 1. A racemic compound according to claim 1. -4- An optical ly active or racemic compound according to claim 1 w he re i n T) is 2701 0 ; HO and i is hydrogen or alkyl of one to 4 carbon atoms, s i ve . -5- An optically active or racemi c compound according to claim 1 wherei n T) is R.i is hydrogen or alkyl of one to 4 carbon atoms, inclusive and \ indicates alpha or beta attachment of hydroxyl to the cyclopentane ring. -6- An optically active or racemi c compound according to claim 1 wherein ) is and Ri is hydrogen or alkyl of one to 4 carbon atoms, i n c 1 u s i ve . An optically active or racemi c compound according to c 1 a i m 1 he re i n ) is 2701 and Ri is hydrogen or alkyl of one to 4 carbon atoms, inclu s i ve . -8- 16-Methy 1 -PGE2 , optically active compounds according to claim. wherein Ri and R2 are hydrogen, and R3 is methyl -9- Racemic Ιβ-me thy 1 - PGE2 , compounds according to claim 4 wherein Ri and R2 are hydrogen, and R3 is methyl. -10- l6, 16-Di methyl -PGE2, an optical ly active compound according to claim 4 wherein Ri is hydrogen, and R≤ and R3 a re me thy 1. -11- Racemic l6,l6-d i me thy 1 - PGE≤ , a compound according to claim 4 wherein Ri is hydrogen, and R≥ and R3 are methyl. -12- Ιβ-Methy 1 -PGF2a, optically active compounds accord i ng to claim 5 wherein Ri and R2 are hydrogen, R3 is methyl and O i s a lpha . -13- Racemic 16-Methy 1 -PGF2a, compounds according to claim 5 wherein Ri and R2 are hydrogen, R3 is methyl, and <^-J i s a 1 pha . -14- l6, 16-D i methy 1 - PGF2a, an optically active compound according to claim 5 wherein Ri is hydrogen, R2 and R3 are meth l, and r^-J is alpha. -15- Racemic l6, 16-d i me thy 1 - PGF2a, a compound according to claim 5 wherein Ri is hydrogen, R2 and R3 are methyl, and 39079/2 t^~) is alpha. -16- 16- ethyl -PGF2 β , optically active compounds according to claim 5 wherein and R2 are hydrogen, is methyl and is beta. -17- Racemic 16-Methyl-PGF,-. β , compounds according to claim 5 wherein R-| and R2 are hydrogen, R^ is methyl, and is beta. -18- 16-Methyl-PGA2, optically active compounds according to claim 6 wherein R- and R2 are hydrogen, and Rg is methyl. -19- Racemic 16-methyl-PGA2, compounds according to claim 6 wherein R- and R2 are hydrogen, and R3 is methyl. -20- 16,16-Dimethyl-PGA2, an optically active compound according to claim 6 wherein R-j is hydrogen, and R2 and Rg are methyl . -65- 39079/2 Ιβ-Methy 1 - PGB2 , optical ly active compounds accordi ng to claim 7 wherein Ri and R2 are hydrogen, and R3 is methyl - 22 - Racemic l6-mefhy 1 -PGB2 ,' compounds accordi ng to claim 7 wherein Ri and R2 are hydrogen,; and R3 is methyl . - 23 -- l6, l6-D i me thy 1 - PGB2 , an optical ly acti e compound according to claim 7 wherein Ri is hydrogen and R2 and R3 a re me t h y 1. . - 24 - A process for preparing an optical ly active compound of the formula or a racemic compound of that formula and the mirror image the re of, whe re i n 2 and R3 are hydrogen, methyl, or ethyl, provided that at least one of R2 and R3 is not hydrogen; which comprises starting with an optical ly active or racemic compound of the formula 39079/2 0 wherein and are as defined above, and Rg is hydrogen or tetrahydropyranyl, and subjecting said compound successively to the following reactions: a) reduction of the laxtone oxo group to a hydroxy group; b) Wittig al Ration with a compound of the formula Hal-CCH^-COOH wherein Hal is bromo or chloro; and c) transformation of tetrahydropyranyl oxy groups to hydroxy groups; with the proviso that step c) is omitted when Rj- is hydrogen. -25- A process according to claim 24 wherein R^ is tetrahydropyranyl . -26- A process according to claim 25 wherein R2 is hydrogen and R3 is methyl. -27- A process according to claim 25 wherein R£ and Rg are methyl . -28- A process according to claim 24 wherein R5 is hydrogen, and step c) is omitted. -29- A process according to claim 28 wherein R? is hydrogen 2701 and R3 is methyl . - 0- 30- 28 A process according to claim ββ wherein R≤ and 3 are me thy 1. -It- -31- A process for preparing an optical ly active compound of the formula or a racemi c compound of that formula and the mi rror image thereof, wherein R2 and R3 are hydrogen, methyl, or ethyl, provided that at least one of R≤ and R3 is not hydrogen, which comprises starting with an opt i ca 11 y act i ve or racemi c compound of the formula wherein R2 and R3.are as defined above, and subjecting said compound successively to the fol lowing reactions: a) replacement of the hydroxyl hydrogens by tetra-hydropyranyl groups; b) reduction of the lactone oxo group to a hydroxy group; c) Wittig alkylation with a compound of the formula Ha 1 - (CH2 -COOH - wherein Hal is bromo or chloro; 2701 d ) oxidation of the 9-hydroxy to oxo; and e) transformation of the tetrahydropyrany loxy groups to hydroxy groups. -h- 31 A process according to claim J wherein R2 is hydrogen and Rs is me thy 1. -Kb- 33- 31 A process according to claim 7fi wherein R≥ and 3 are me thy 1. ■-nh- 34- A process for produci ng an optically active compound of the formula or a racemic compound of that formula and the mirror image thereof, wherein R≤ and R3 are hydrogen, methyl, or ethyl, provided that at least one of R≥ and R3 is not hydrogen; wherein R7. is hydrogen or alky 1 of one to 8 carbon atoms, inclusive; and wherein r\ indicates attachment of hydroxyl to the cyclopentane ring in alpha or beta configuration; which comprises reacting an optical ly active or racemic compound of the formula 2701 wherein R2, R3, and R7 are as defined above, with a car-bonyl reducing agent which does not alter ester, acid, or ethylenic moieties. 35 -n- A process for producing an optical ly active compound of the formula or a racemic compound of that formula and the mirror image thereof, wherein R∑ and R3 are hydrogen, methyl, or ethyl, provided that at least one of R2 and R3 is not hydrogen; and wherein R7 is hydrogen or a 1 ky 1 of one to 8 carbon atoms, inclusive; which comprises acid dehydration of an optically active or racemic compound of the formula wherein R2 R3, and R7 are as defi ned above . -7&- 36- A process for producing an optically active compound of the formu la or a racemic compound of that formula and the mirror image thereof, wherein R2 and R3 are hydrogen, methyl, or ethyl, 2701 9 provided that at least one of R2 and 3 is not hydrogen; 10 and wherein R7 is hydrogen or alky 1 of one to 8 carbon 11 atoms, inclusive; which comprises carbodiimide dehydration 12 of an optically active or racemic compound of the formula IT wherein R2, R3, and RY are as defined above. -77- -37- 1 A process for producing an optically active compound 2 of the formula 7 or a racemic compound of that formula and the mirror image 8 thereof, wherein R2 and R3 are hydrogen, methyl, or ethyl, 9 provided that at least one of R≥ and R3 is not hydrogen; 10 and where i n RY i s hydrogen or alky 1 of one to 8. carbon 11 atoms inclusive; which comprises reacting an optically 12 active or racemi c compound of the formula 17 wherein R2, -R3, and are as defined above, with a base l8 whose water solution has pH greater th - COHEN ZEDE & SPISBACH
IL39079A 1971-04-12 1972-03-26 16-loweralkyl and 16,16-diloweralkyl prostaglandins of the a2,b2,e2,and f2 types and process for making them IL39079A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13334271A 1971-04-12 1971-04-12

Publications (2)

Publication Number Publication Date
IL39079A0 IL39079A0 (en) 1972-05-30
IL39079A true IL39079A (en) 1976-08-31

Family

ID=22458141

Family Applications (3)

Application Number Title Priority Date Filing Date
IL39079A IL39079A (en) 1971-04-12 1972-03-26 16-loweralkyl and 16,16-diloweralkyl prostaglandins of the a2,b2,e2,and f2 types and process for making them
IL4715172A IL47151A (en) 1971-04-12 1972-03-26 5alpha-hydroxy-2beta-(3alpha-(hydroxy or tetrahydropyranyloxy)-trans-1-octenyl)-1alpha-cyclopentane acetic acid or aldehyde ypsilon-lactone or ypsilon-lactol derivatives and their preparation
IL4715072A IL47150A (en) 1971-04-12 1972-03-26 3alpha-benzoyloxy-5alpha-hydroxy-2beta-(trans-1-octenyl)-1alpha-cyclopentane acetic acid ypsilon-lactone derivatives and process for their preparation

Family Applications After (2)

Application Number Title Priority Date Filing Date
IL4715172A IL47151A (en) 1971-04-12 1972-03-26 5alpha-hydroxy-2beta-(3alpha-(hydroxy or tetrahydropyranyloxy)-trans-1-octenyl)-1alpha-cyclopentane acetic acid or aldehyde ypsilon-lactone or ypsilon-lactol derivatives and their preparation
IL4715072A IL47150A (en) 1971-04-12 1972-03-26 3alpha-benzoyloxy-5alpha-hydroxy-2beta-(trans-1-octenyl)-1alpha-cyclopentane acetic acid ypsilon-lactone derivatives and process for their preparation

Country Status (11)

Country Link
JP (1) JPS5314551B1 (en)
AR (2) AR194589A1 (en)
ES (1) ES401665A1 (en)
FI (1) FI54293C (en)
HU (2) HU166656B (en)
IL (3) IL39079A (en)
NO (3) NO135936C (en)
PH (1) PH10946A (en)
PL (2) PL96861B1 (en)
SU (2) SU439087A3 (en)
ZA (1) ZA721936B (en)

Also Published As

Publication number Publication date
PH10946A (en) 1977-10-05
NO140423C (en) 1979-08-29
ZA721936B (en) 1973-01-31
FI54293B (en) 1978-07-31
IL47150A (en) 1976-08-31
SU628814A3 (en) 1978-10-15
JPS5314551B1 (en) 1978-05-18
NO135936B (en) 1977-03-21
ES401665A1 (en) 1975-03-01
NO135936C (en) 1977-06-29
SU439087A3 (en) 1974-08-05
FI54293C (en) 1978-11-10
AR194784A1 (en) 1973-08-14
AR194589A1 (en) 1973-07-31
HU165856B (en) 1974-11-28
NO140423B (en) 1979-05-21
IL47151A (en) 1976-08-31
HU166656B (en) 1975-04-28
IL39079A0 (en) 1972-05-30
NO138252C (en) 1978-08-02
PL96666B1 (en) 1978-01-31
PL96861B1 (en) 1978-01-31
NO138252B (en) 1978-04-24

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