39. 4Hz), 120. 3 (q, J = 268. 8Hz), 116. 24 (q, J = 2.3Hz),116.16,114.9(d,J = 21.7Hz),65.4,51.7,21.7;19F 匪R(376MHz,CDC13) δ -59. 22, -111. 54 ;HRMS (Q-T0F, m/z) calcd for C27H21F4N04SNa [M+Na] +554. 1020, found 554. 1023.
[0032] Methyl
[0033] 5- (2-chlorophenyl)~4~(phenyl (tosyl)methyl)~2~(trifluoromethyl)-1H -pyrro le-3_carboxylate(2h):white solid ;mp 224-225 O;1!! NMR(400MHz,CDC13) δ 8. 91 (s, 1H), 7. 58 (d, J = 8. 3Hz, 2H), 7. 48 (d, J = 7. 0Hz, 1H), 7. 30 (td, J = 7. 7, 1. 8Hz, 1H), 7. 26 - 7. 20 (m, 1H), 7. 19 - 7. 10 (m, 5H), 7. 05 (t, J = 7. 4Hz, 1H), 6. 92 (t, J =7.7Hz,2H),6.86(s,lH),3.78(s,3H),2.35(s,3H) ;13C NMR(100MHz,CDC13)S163.8,14 4. 3, 135. 90, 135. 86, 134. 9, 132. 1, 131. 6, 131. 0, 129. 8, 129. 4, 129. 22, 129. 20, 128. 9, 1 27. 8, 127. 6, 126. 2, 122. 2 (q, J = 39. 5Hz), 120. 3 (q, J = 268. 4Hz), 118. 9, 115. 9 (q, J = 2. 2Hz), 65. 3, 51. 7, 21. 7 ;19F NMR(376MHz, CDC13) δ -59. 30 ;HRMS(Q-T0F,m/z)calcd for C 27H25C1F3N204S [M+NHJ+565. 1170, found 565. 1181.
[0034] Methyl
[0035] 5- (2-bromophenyl) ~4~ (phenyl (t osyl) methyl)-2-(trifluoromethyl)-1H -pyrro le-3_carboxylate(2i):white solid ;mp 211-212 O;1!! NMR(400MHz,CDC13) δ 8. 86 (s, 1H) , 7. 59 (d, J = 8. 2Hz , 3H) , 7. 3 1 (t, J = 6. 7Hz , 2H) , 7. 26 -7. 20 (m, 1H), 7. 16 (d, J = 8. 1Hz, 2H), 7. 13 - 6. 99 (m, 3H), 6. 90 (dd, J = 13. 4, 5. 6Hz, 3H) ,3. 79(s, 3H), 2. 35(s, 3H) ;13C NMR(100MHz, CDC13) δ 163. 8, 144. 3, 135. 9, 135. 0, 133. 1, 132. 0, 131. 8, 131. 3, 131. 2, 130. 0, 129. 4, 129. 2, 127. 8, 127. 6, 126. 7, 126. 1, 122. 1 (q, J =39.3Hz) ,120.3 (q,J = 268.9Hz) ,116. 1,115. 8 (q,J = 2. 3Hz), 65. 4, 51. 7, 21.7 ;19F NMR (376MHz,CDC13) δ-59.26 ;HRMS(Q-TOF,m/z) calcd for C27H25BrF3N204S[M+NH 4]+609. 066 5. found 609. 0678.
[0036] Methyl
[0037] 5-phenyl-4-(〇-tolyl(tosyl) methyl)-2 -(trifluoromethyl) -lH-pyr role-3-carbo xylate(2j):white solid ;mp 212-213 °C JH MIR(400MHz, CDC13) δ 8. 91 (s, 1H) , 7. 58 (d, J = 8. 2Hz, 2H) , 7. 37 (d, J = 7. 9Hz, 1H) , 7. 26 (dd, J =9. 9, 5. 1Hz, 1H) , 7. 17 (d, J = 8. 2Hz, 2H), 7. 10 (t, J = 7.7Hz,2H),7.0〇- 6. 86 (m, 5H) , 6. 55 - 6. 47 (m, 1H) , 3. 74 (s, 3H) , 2. 36 (s, 3H) , 2. 07 (s, 3H) ;13C 匪R(100MHz, CDC13) δ 163. 7, 144. 2, 136. 9, 136. 1,135. 8, 131. 1,131. 0, 130. 4, 130. 1,1 29. 5, 129. 32, 129. 28, 128. 9, 127. 6, 127. 4, 124. 8, 121. 4 (q, J = 39. 3Hz), 120. 4 (q, J = 268.5Hz),116.2(q,J = 2.2Hz),114.4,62.6,51.5,21.6,19.9;19F 匪R(376MHz,CDC13) δ-59. 10 ;HRMS(Q-T0F,m/z) calcd for C28H28F3N204S [M+NHj+545. 1716, found 55. 1733.
[0038] Methyl
[0039] 5-phenyl-4-(p-tolyl(tosyl) methyl)-2 -(trifluoromethyl) -lH-pyr role-3-carbo xylate (2k):white solid;mp 226-227 °C JH MIR(400MHz,CDC13) δ 8. 82 (s, 1H), 7. 50 (d, J = 8. 2Hz, 2H) , 7. 34 (t, J = 7. 5Hz, 1H), 7. 21 (t, J = 7. 7Hz, 2H), 7. 17 - 7. 08 (m, 4H), 7. 08 - 7. 00 (m, 2H), 6. 81 (d, J = 8. 0Hz, 2H), 6. 62 (s, 1H) ,3. 76(s, 3H), 2. 36(s, 3H), 2. 21(s, 3H) ;13C NMR(100MHz, CDC13) δ 163. 9, 144. 2, 137. 3, 13 6. 2, 135. 2, 130. 8, 130. 4, 129. 9, 129. 7, 129. 3, 129. 2, 129. 0, 128. 6, 127. 9, 121. 6 (q, J = 39. 2Hz), 120. 4 (q, J = 268. 6Hz), 116. 5 (q, J = 1. 8Hz), 115. 5, 65. 7, 51. 7, 21. 7, 21. 1 ;19F NMR(376MHz,CDC13) δ-59· 11 ;HRMS(Q-T0F,m/z)calcd for C2SH2SF3N204S[M+NH 4]+545. 1716, found 545. 1731.
[0040] Methyl
[0041 ] 4- ((4-fluorophenyl) (tosyl)methyl)-5-phenyl-2-(trifluoromethyl)-1H -pyrro le-3_carboxylate(21):white solid ;mp 221-222 O;1!! NMR(400MHz,CDC13) δ 8. 76 (s, 1H) , 7. 53 (d, J = 8. 2Hz , 2H) , 7. 38 (t, J = 7. 5Hz , 1H) , 7. 28 - 7. 14 (m, 6H), 7. 08 (d, J = 7. 3Hz, 2H), 6. 72 - 6. 65 (m, 3H), 3. 78 (s, 3H), 2. 37 (s, 3H) ;13C NMR (100MHz, CDC13) δ 163. 9, 162. 2 (d, J = 247. 4Hz),144. 5, 135. 8, 135. 2, 131. 7 (d, J = 8. 2Hz), 130. 9, 130. 3, 129. 5, 129. 4, 129. 0, 128. 7 (d, J = 3. 3Hz), 128. 1, 121. 7 (d, J = 39.6Hz), 120.3 (q,J = 268.5Hz), 116.3, 115.3, 114.7 (d,J = 21.4Hz) ,65. 0,51. 8, 21.7 ;19F NMR (376MHz,CDC13) δ-59. 20,-114. 30 ;HRMS(Q-T0F,m/z) calcd for C27H25F4N204S [M+NHJ+5 49. 1466, found 549.1478.
[0042] Methyl
[0043] 4-((4-chlorophenyl) (tosyl) methyl)-5-phenyl-2 -(trifluoromethyl )-lH-pyrro le-3-carboxylate (2m) : white solid ;:Η NMR (400MHz, Acetone-d6) δ 11. 64 (s, 1H) , 7. 55 (d, J = 8. 2Hz, 2H) , 7. 38 (t, J = 7. 4Hz, 3H) , 7. 32 -7. 23 (m, 4H), 7. 10 (d, J = 8. 5Hz, 2H), 7. 04 (d, J = 7. 5Hz, 2H), 6. 53 (s, 1H), 3. 77 (s, 3H), 2 .39 (s, 3H) ;13C NMR (100MHz, Acetone-d6) δ 164. 6, 145. 5, 137. 1, 137. 0, 133. 8, 133. 2, 132 .3, 131. 5, 131. 2, 130. 3, 129. 7, 129. 6, 128. 53, 128. 45, 122. 0 (q, J = 39. 3Hz) ,121.6 (q, J =267. 8Hz), 117. 5 (q, J = 2. 1Hz), 114. 9, 66. 2, 52. 0, 21. 5 ;19F NMR(376MHz, Acetone-d6) δ -58. 96 ;HRMS (Q-TOF, m/z) calcd for C27H21ClF3N04SNa [M+Na] +570. 0724, found 570. 0726.
[0044] Methyl
[0045] 5- (4-fluorophenyl)~4~(phenyl(phenylsulfonyl)methyl)~2~(trifluorom eth-yl)-lH-pyrrole-3-ca;rboxylate(2n) :white solid MWR(400MHz, Acetone_d6) δ 11. 64(s, 1H), 7. 71 (d, J = 7. 5Hz, 2H), 7. 64 (t, J = 7. 4Hz, 1H), 7. 51 (t, J = 7. 7Hz, 2H), 7. 34 (d, J = 7. 4Hz, 2H), 7. 16 (t, J = 7. 2Hz, 1H), 7. 12 - 7. 04 (m, 4H), 6. 99 (t, J =8. 8Hz, 2H), 6. 71 (s, 1H), 3. 76 (s, 3H) ;13C NMR(100MHz, Acetone-d6) δ 164. 5, 164. 0 (d, J =246. 7Hz), 140. 2, 135. 8, 134. 41, 134. 35, 133. 9 (d, J = 8. 6Hz), 130. 5, 129. 7, 129. 6, 128 .6, 128. 4, 127. 8 (d, J = 3. 2Hz), 122. 1 (q, J = 39. 2Hz), 121. 6 (q, J = 267. 6Hz), Π 7. 3 (q, J =2.0Hz),115.9,115.2(d,J = 21.8Hz),66.4,52.0;19F 匪R(376MHz,Acetone-d6) δ -59. 07, -114. 05 ;HRMS (Q-T0F, m/z) calcd for C26H19F4N04SNa [M+Na] +540. 0863, found 540. 0869.
[0046] 本發(fā)明所得產(chǎn)物含有三氟甲基和磺酰甲基,高度官能化。
【主權(quán)項(xiàng)】
1. 一種制備1-Ξ氣甲基-3-橫酷甲基化咯衍生物的方法,是堿催化氮雜締烘衍生物經(jīng) 環(huán)合異構(gòu)化合成1- Ξ氣甲基-3-橫酷甲基化咯衍生物方法,其特征在于: W下式所示的氮雜締烘衍生物(1)為原料生成1-Ξ氣甲基-3-橫酷甲基化咯衍生物 (2),反應(yīng)式如下:其中Ri、R2分別為苯基、取代的苯基、糞基或C1-C8烷基,苯基上的取代基為C1-C8燒 基、C1-C8烷氧基、氣、氯、漠、艦、Ξ氣甲基、硝基、氯基中的一種、或二種、或Ξ種,取代基的 個(gè)數(shù)為1-5個(gè);R3為苯基或取代的苯基,苯基上的取代基為C1-C8烷基、C1-C8烷氧基、氣、 氯、漠、艦、Ξ氣甲基、硝基、氯基中的一種、或二種、或Ξ種,取代基的個(gè)數(shù)為1-5個(gè); 具體操作步驟如下: 于反應(yīng)器中進(jìn)行反應(yīng),反應(yīng)器抽真空后通氣氣置換,依次加入氮雜締烘衍生物(1)和 堿催化劑,然后加入溶劑,于60°C -140°C下反應(yīng)12-48小時(shí);應(yīng)結(jié)束后,抽掉溶劑,固體溶于 二氯甲燒上樣進(jìn)行硅膠柱層析,得到1- Ξ氣甲基-3-橫酷甲基-化咯衍生物(2)。2. 按照權(quán)利要求1所述的方法,其特征在于: 堿催化劑為 CS2CO3、LiHMDS、DBU、DABCO、KOAc、化OMe、化Ο'Βιι 或 CsOPiv 中的一種或二 種W上,催化劑用量為氮雜締烘衍生物(1)的5mol%-100mol%。3. 按照權(quán)利要求1所述的方法,其特征在于: 溶劑為二氯甲燒、1,2-二氯乙燒、N,N-二甲基甲酯胺、1,4-二氧六環(huán)、乙臘、四氨巧喃、 甲苯、丙酬或二甲基亞諷中的一種或兩種W上;溶劑的用量為每毫摩爾反應(yīng)物氮雜締烘衍 生物(1)用溶劑1-10毫升。
【專利摘要】本發(fā)明涉及一種制備1-三氟甲基-3-磺酰甲基-吡咯衍生物的方法。具體地說在堿催化下由三氟甲基取代的氮雜烯炔經(jīng)環(huán)合異構(gòu)化生成吡咯衍生物。所得產(chǎn)物含有三氟甲基和磺酰甲基,高度官能化。
【IPC分類】C07D207/34
【公開號(hào)】CN105693586
【申請?zhí)枴?br>【發(fā)明人】萬伯順, 信曉義, 李新成, 吳凡
【申請人】中國科學(xué)院大連化學(xué)物理研究所
【公開日】2016年6月22日
【申請日】2014年11月25日