diff --git a/package-lock.json b/package-lock.json
index 53bf97b..ab600f7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1981,6 +1981,12 @@
         "@types/sizzle": "*"
       }
     },
+    "@types/lodash": {
+      "version": "4.14.149",
+      "resolved": "https://registry.npmjs.org/@types/lodash/-/lodash-4.14.149.tgz",
+      "integrity": "sha512-ijGqzZt/b7BfzcK9vTrS6MFljQRPn5BFWOx8oE0GYxribu6uV+aA9zZuXI1zc/etK9E8nrgdoF2+LgUw7+9tJQ==",
+      "dev": true
+    },
     "@types/minimatch": {
       "version": "3.0.3",
       "resolved": "https://registry.npmjs.org/@types/minimatch/-/minimatch-3.0.3.tgz",
@@ -7847,8 +7853,7 @@
     "lodash": {
       "version": "4.17.15",
       "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
-      "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==",
-      "dev": true
+      "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A=="
     },
     "lodash.clonedeep": {
       "version": "4.5.0",
diff --git a/package.json b/package.json
index 9d80083..70bb517 100644
--- a/package.json
+++ b/package.json
@@ -30,6 +30,7 @@
     "hammerjs": "^2.0.8",
     "jquery": "^3.4.1",
     "js-sha256": "^0.9.0",
+    "lodash": "^4.17.15",
     "ngx-bootstrap": "^5.2.0",
     "popper.js": "^1.16.0",
     "rxjs": "~6.4.0",
@@ -44,6 +45,7 @@
     "@fortawesome/fontawesome-free": "^5.12.0",
     "@types/jasmine": "~3.3.8",
     "@types/jasminewd2": "~2.0.3",
+    "@types/lodash": "^4.14.149",
     "@types/node": "~8.9.4",
     "codelyzer": "^5.0.0",
     "devtron": "^1.4.0",
diff --git a/src/app/interfaces/ISinonimo.ts b/src/app/interfaces/ISinonimo.ts
index 7c042e0..bcee75e 100644
--- a/src/app/interfaces/ISinonimo.ts
+++ b/src/app/interfaces/ISinonimo.ts
@@ -6,4 +6,5 @@ export interface ISinonimo {
   productos: IArticulo[];
   productoPadre?: number;
   cantidad?: number;
+  selected?: boolean;
 }
diff --git a/src/app/modules/seleccion-articulos/seleccion-articulos.component.ts b/src/app/modules/seleccion-articulos/seleccion-articulos.component.ts
index beedf7b..d5e9147 100644
--- a/src/app/modules/seleccion-articulos/seleccion-articulos.component.ts
+++ b/src/app/modules/seleccion-articulos/seleccion-articulos.component.ts
@@ -12,6 +12,7 @@ import { SinonimoService } from 'src/app/services/sinonimo/sinonimo.service';
 import { SinonimoComponent } from 'src/app/shared/sinonimo/sinonimo.component';
 import { trigger, state, style, transition, animate } from '@angular/animations';
 import { FiltroCategoriasComponent } from './filtro-categorias/filtro-categorias.component';
+import * as _ from 'lodash';
 
 @Component({
   selector: 'app-seleccion-articulos',
@@ -125,7 +126,13 @@ export class SeleccionArticulosComponent implements OnInit, AfterViewInit, OnDes
 
   getSinonimos(articulo: IArticulo) {
     this.sinonimoService.getSinonimos(articulo.CodSec, articulo.CodArt)
-      .subscribe((res: ISinonimo[]) => {
+      .subscribe((res: any[]) => {
+        const sinonimos = [];
+        const gruposArticulos = _.groupBy(res[0].productos, 'ID_SIN');
+        Object.keys(gruposArticulos).forEach(key => {
+          sinonimos.push({ productos: gruposArticulos[key] });
+        });
+        res = sinonimos;
         if (res.length) {
           this.openModalSinonimos(res, articulo);
         } else {
@@ -150,15 +157,17 @@ export class SeleccionArticulosComponent implements OnInit, AfterViewInit, OnDes
     this.modalRef.content.onClose
       .subscribe((res: any) => {
         for (const a of articulo.productos) {
-          if (a.idSinonimo === res.ID_SIN) {
-            a.CODA = res.articulo.CodArt;
-            a.CodArt = res.articulo.CodArt;
-            a.SECA = res.articulo.CodSec;
-            a.CodSec = res.articulo.CodSec;
-            a.PreVen = res.articulo.PreVen;
-            a.id = res.articulo.id;
-            a.DET_LAR = res.articulo.DET_LAR;
-            a.DetArt = res.articulo.DetArt;
+          for (const aRes of res.articulos) {
+            if (a.idSinonimo === aRes.ID_SIN) {
+              a.CODA = aRes.CodArt;
+              a.CodArt = aRes.CodArt;
+              a.SECA = aRes.CodSec;
+              aRes.CodSec = aRes.CodSec;
+              a.PreVen = aRes.PreVen;
+              a.id = aRes.id;
+              a.DET_LAR = aRes.DET_LAR;
+              a.DetArt = aRes.DetArt;
+            }
           }
         }
         this.articuloService.setArticulo(articulo);
diff --git a/src/app/shared/promocion/promocion.component.ts b/src/app/shared/promocion/promocion.component.ts
index ada3da6..741277a 100644
--- a/src/app/shared/promocion/promocion.component.ts
+++ b/src/app/shared/promocion/promocion.component.ts
@@ -59,15 +59,17 @@ export class PromocionComponent implements OnInit {
     modalSinonimo.content.onClose
       .subscribe((res: any) => {
         for (const a of articulo.productos) {
-          if (a.idSinonimo === res.ID_SIN) {
-            a.CODA = res.articulo.CodArt;
-            a.CodArt = res.articulo.CodArt;
-            a.SECA = res.articulo.CodSec;
-            a.CodSec = res.articulo.CodSec;
-            a.PreVen = res.articulo.PreVen;
-            a.id = res.articulo.id;
-            a.DET_LAR = res.articulo.DET_LAR;
-            a.DetArt = res.articulo.DetArt;
+          for (const aRes of res.articulos) {
+            if (a.idSinonimo === aRes.ID_SIN) {
+              a.CODA = aRes.CodArt;
+              a.CodArt = aRes.CodArt;
+              a.SECA = aRes.CodSec;
+              aRes.CodSec = aRes.CodSec;
+              a.PreVen = aRes.PreVen;
+              a.id = aRes.id;
+              a.DET_LAR = aRes.DET_LAR;
+              a.DetArt = aRes.DetArt;
+            }
           }
         }
         this.articuloService.setArticulo(articulo);
diff --git a/src/app/shared/sinonimo/sinonimo.component.html b/src/app/shared/sinonimo/sinonimo.component.html
index b2ba3c4..dc855dd 100644
--- a/src/app/shared/sinonimo/sinonimo.component.html
+++ b/src/app/shared/sinonimo/sinonimo.component.html
@@ -3,17 +3,16 @@
     <p class="h4">Elige una opción</p>
   </div>
 
-  <div class="modal-body">
-    <div
-      class="lista-sinonimos scroll-y-visible"
-      *ngFor="let s of sinonimos">
+  <div class="modal-body lista-sinonimos scroll-y-visible my-2 mr-2">
+    <div *ngFor="let s of sinonimos; let i = index">
+      <br>
       <div *ngFor="let articulo of s.productos">
         <div class="custom-control custom-checkbox">
           <input
             type="checkbox"
             class="custom-control-input"
             [(ngModel)]="articulo.seleccionado"
-            (click)="selectArticulo(articulo)"
+            (click)="selectSinonimo(i, articulo)"
             [id]="articulo.id">
           <label
             class="custom-control-label"
diff --git a/src/app/shared/sinonimo/sinonimo.component.ts b/src/app/shared/sinonimo/sinonimo.component.ts
index 5556555..ceb53b0 100644
--- a/src/app/shared/sinonimo/sinonimo.component.ts
+++ b/src/app/shared/sinonimo/sinonimo.component.ts
@@ -2,7 +2,7 @@ import { Component, OnInit } from '@angular/core';
 import { ISinonimo } from 'src/app/interfaces/ISinonimo';
 import { IArticulo } from 'src/app/interfaces/IArticulo';
 import { BsModalRef } from 'ngx-bootstrap/modal';
-import { Subject } from 'rxjs';
+import { Subject, forkJoin } from 'rxjs';
 import { ArticuloService } from 'src/app/services/articulo/articulo.service';
 
 @Component({
@@ -14,49 +14,61 @@ export class SinonimoComponent implements OnInit {
   sinonimos: ISinonimo[] = [];
   isValid: boolean;
   onClose: Subject<any>;
-  articuloSelected: IArticulo;
+  articulosSelected: IArticulo[] = [];
 
   constructor(
     private modalRef: BsModalRef,
     private articuloService: ArticuloService,
   ) {
     this.onClose = new Subject();
+    this.articulosSelected.length = this.sinonimos.length;
   }
 
-  ngOnInit() {
-  }
+  ngOnInit() { }
 
-  selectArticulo(articulo: IArticulo) {
-    for (const s of this.sinonimos) {
-      for (const a of s.productos) {
-        a.seleccionado = false;
-      }
+  selectSinonimo(index: number, articulo: IArticulo) {
+    for (const a of this.sinonimos[index].productos) {
+      a.seleccionado = false;
     }
     articulo.seleccionado = true;
-    this.articuloSelected = articulo;
+    this.articulosSelected[index] = articulo;
   }
 
   validate() {
-    this.isValid = false;
+    this.isValid = true;
     for (const s of this.sinonimos) {
-      for (const articulo of s.productos) {
-        if (articulo.seleccionado) {
-          this.isValid = true;
-        }
+      for (const a of s.productos) {
+        this.isValid = (!a.seleccionado) ? false : true;
+        if (this.isValid) break;
       }
+      if (!this.isValid) break;
     }
     return !this.isValid ? 'disabled' : 'btn-effect';
   }
 
   continue() {
     if (!this.isValid) return;
-    const ID_SIN = this.articuloSelected.ID_SIN;
-    this.articuloService.getById(this.articuloSelected.id)
-      .subscribe((res: IArticulo) => {
+    const ID_SINS = [];
+    const observables = [];
+
+    for (const articulo of this.articulosSelected) {
+      ID_SINS.push(articulo.ID_SIN);
+    }
+
+    for (const articulo of this.articulosSelected) {
+      observables.push(this.articuloService.getById(articulo.id));
+    }
+
+    forkJoin(observables)
+      .subscribe((res: IArticulo[]) => {
+        for (const articulo of res) {
+          for (const ID_SIN of ID_SINS) {
+            articulo.ID_SIN = ID_SIN;
+          }
+        }
         this.modalRef.hide();
         this.onClose.next({
-          articulo: res,
-          ID_SIN
+          articulos: res,
         });
       }, err => console.error(err));
   }