Water Soluble Cationic Porphyrin Sensor for Detection of Hg<sup>2+</sup>, Pb<sup>2+</sup>, Cd<sup>2+</sup>, and Cu<sup>2+</sup>

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Compound</td><td class="align_center">UV-bands [nm]</td><td class="align_center">Soret band [nm]</td><td class="align_center">Q-bands [nm]</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left"><b>1</b></td><td class="align_center"> </td><td class="align_center">422</td><td class="align_center">521, 553, 589</td></tr><tr><td class="align_left"><span style="width: 38.1859ptpx;"><svg height="14.8081pt" id="M3" style="vertical-align:-3.2532pt" version="1.1" viewbox="-0.0498162 -11.5549 38.1859 14.8081" width="38.1859pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M409 0V34C329 39 322 56 322 125V635C234 611 160 593 94 583V554L145 551C186 547 190 541 190 488V125C190 54 181 39 102 34V0H409Z" id="g13-47"></path><glyph.data ascent="1024" descent="-360" horiz-adv-x="500" vert-adv-y="500"></glyph.data></g><g transform="matrix(.013,0,0,-0.013,6.5,0)"><path d="M302 265H56L41 194H287L302 265Z" id="g187-46"></path><glyph.data ascent="1024" descent="-360" horiz-adv-x="342" vert-adv-y="342"></glyph.data></g><g transform="matrix(.013,0,0,-0.013,10.963,0)"><path d="M746 650H445V615C520 608 528 602 528 517V370H255V517C255 602 263 608 335 615V650H35V615C112 608 121 602 121 517V133C121 48 112 42 39 35V0H337V35C263 42 255 48 255 133V319H528V133C528 48 520 42 441 35V0H746V35C670 42 662 48 662 132V517C662 602 668 608 746 615V650Z" id="g13-70"></path><glyph.data ascent="1024" descent="-360" horiz-adv-x="783" vert-adv-y="783"></glyph.data></g><g transform="matrix(.013,0,0,-0.013,20.816,0)"><path d="M494 439C454 435 401 429 349 428C312 446 283 454 242 454H241C152 454 48 402 48 290C48 228 85 177 146 157C127 139 95 112 44 91C43 77 48 53 58 37C73 16 92 -3 133 -18C108 -34 82 -48 58 -68C38 -84 27 -100 27 -123C27 -178 85 -244 214 -244C347 -244 481 -153 481 -39C481 66 390 84 327 84C295 84 267 82 235 82C187 81 170 103 170 120C170 131 177 140 184 148C199 146 216 143 234 143C332 143 424 195 424 299C424 333 413 356 398 376L455 371C474 382 492 414 498 432L494 439ZM235 417C284 417 305 359 305 294C305 220 284 180 245 180C198 180 176 236 176 306C176 379 205 417 235 417ZM242 -21C280 -21 302 -23 329 -29C361 -38 385 -59 385 -95C385 -148 340 -189 264 -189C185 -189 135 -141 135 -92C135 -72 144 -57 158 -42C172 -26 194 -21 242 -21Z" id="g13-101"></path><glyph.data ascent="1024" descent="-360" horiz-adv-x="492" vert-adv-y="492"></glyph.data></g><g transform="matrix(.0091,0,0,-0.0091,27.29,-5.741)"><path d="M440 180C404 113 397 110 338 110H183L298 220C398 316 438 379 438 456C438 568 354 635 254 635C192 635 138 610 101 572L36 479L69 452C103 500 144 541 204 541C270 541 306 494 306 425C306 350 267 276 197 193C148 136 89 81 36 30V0H440C451 42 463 106 480 167L440 180Z" id="g22-48"></path><glyph.data ascent="1041" descent="-369" horiz-adv-x="507" vert-adv-y="507"></glyph.data></g><g transform="matrix(.0091,0,0,-0.0091,31.903,-5.741)"><path d="M556 236V289H337V504H275V289H56V236H275V-4H337V236H556Z" id="g54-36"></path><glyph.data ascent="3443" descent="-2856" horiz-adv-x="611" vert-adv-y="611"></glyph.data></g></svg></span></td><td class="align_center"> </td><td class="align_center">422, 458</td><td class="align_center">594, 639</td></tr><tr><td class="align_left"><span style="width: 36.581ptpx;"><svg height="11.7874pt" id="M4" style="vertical-align:-0.2325001pt" version="1.1" viewbox="-0.0498162 -11.5549 36.581 11.7874" width="36.581pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M409 0V34C329 39 322 56 322 125V635C234 611 160 593 94 583V554L145 551C186 547 190 541 190 488V125C190 54 181 39 102 34V0H409Z" id="g13-47"></path><glyph.data ascent="1024" descent="-360" horiz-adv-x="500" vert-adv-y="500"></glyph.data></g><g transform="matrix(.013,0,0,-0.013,6.5,0)"><path d="M302 265H56L41 194H287L302 265Z" id="g187-46"></path><glyph.data ascent="1024" descent="-360" horiz-adv-x="342" vert-adv-y="342"></glyph.data></g><g transform="matrix(.013,0,0,-0.013,10.963,0)"><path d="M42 650V615C112 608 121 601 121 516V133C121 48 112 41 37 34V0H347V34C262 41 253 48 253 133V271L321 254C332 254 347 254 362 256C468 269 567 330 567 464C567 529 540 579 493 611C453 639 397 650 318 650H42ZM253 570C253 585 255 595 262 601C268 606 280 611 299 611C360 611 423 574 423 461C423 326 343 300 307 300C286 300 265 305 253 310V570Z" id="g13-78"></path><glyph.data ascent="1024" descent="-360" horiz-adv-x="599" vert-adv-y="599"></glyph.data></g><g transform="matrix(.013,0,0,-0.013,18.75,0)"><path d="M196 417V703C139 687 58 673 7 667V636C63 632 68 623 68 566V24C137 -2 188 -12 244 -12C390 -12 504 97 504 243C504 355 418 454 297 454C277 454 261 447 233 434L196 417ZM196 382C211 387 221 389 238 389C301 389 365 339 365 212C365 87 316 27 262 28C230 29 207 59 201 75C198 83 196 94 196 108V382Z" id="g13-96"></path><glyph.data ascent="1024" descent="-360" horiz-adv-x="534" vert-adv-y="534"></glyph.data></g><g transform="matrix(.0091,0,0,-0.0091,25.692,-5.741)"><path d="M440 180C404 113 397 110 338 110H183L298 220C398 316 438 379 438 456C438 568 354 635 254 635C192 635 138 610 101 572L36 479L69 452C103 500 144 541 204 541C270 541 306 494 306 425C306 350 267 276 197 193C148 136 89 81 36 30V0H440C451 42 463 106 480 167L440 180Z" id="g22-48"></path><glyph.data ascent="1041" descent="-369" horiz-adv-x="507" vert-adv-y="507"></glyph.data></g><g transform="matrix(.0091,0,0,-0.0091,30.305,-5.741)"><path d="M556 236V289H337V504H275V289H56V236H275V-4H337V236H556Z" id="g54-36"></path><glyph.data ascent="3443" descent="-2856" horiz-adv-x="611" vert-adv-y="611"></glyph.data></g></svg></span></td><td class="align_center">375</td><td class="align_center">422, 478 </td><td class="align_center"> </td></tr><tr><td class="align_left"><span style="width: 38.0163ptpx;"><svg height="11.7874pt" id="M5" style="vertical-align:-0.2325001pt" version="1.1" viewbox="-0.0498162 -11.5549 38.0163 11.7874" width="38.0163pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M409 0V34C329 39 322 56 322 125V635C234 611 160 593 94 583V554L145 551C186 547 190 541 190 488V125C190 54 181 39 102 34V0H409Z" id="g13-47"></path><glyph.data ascent="1024" descent="-360" horiz-adv-x="500" vert-adv-y="500"></glyph.data></g><g transform="matrix(.013,0,0,-0.013,6.5,0)"><path d="M302 265H56L41 194H287L302 265Z" id="g187-46"></path><glyph.data ascent="1024" descent="-360" horiz-adv-x="342" vert-adv-y="342"></glyph.data></g><g transform="matrix(.013,0,0,-0.013,10.963,0)"><path d="M625 186C574 85 512 32 429 32C293 32 194 153 194 337C194 485 274 621 419 621C496 621 573 586 606 468L643 475C636 537 629 583 620 638C593 644 519 665 438 665C199 665 42 523 42 317C42 158 152 -15 418 -15C486 -15 578 5 604 11C621 46 647 122 660 171L625 186Z" id="g13-65"></path><glyph.data ascent="1024" descent="-360" horiz-adv-x="676" vert-adv-y="676"></glyph.data></g><g transform="matrix(.013,0,0,-0.013,20.012,0)"><path d="M541 58L519 60C477 65 472 69 472 126V703C421 688 341 674 277 667V636C338 628 344 624 344 570V449C322 452 311 454 303 454C147 454 29 343 29 207C29 58 147 -12 233 -12C244 -12 259 -9 283 6L344 45V-13C423 10 517 22 541 26V58ZM344 80C322 66 307 64 289 64C243 64 171 111 171 234C171 386 248 412 271 412C301 412 328 395 344 360V80Z" id="g13-98"></path><glyph.data ascent="1024" descent="-360" horiz-adv-x="547" vert-adv-y="547"></glyph.data></g><g transform="matrix(.0091,0,0,-0.0091,27.123,-5.741)"><path d="M440 180C404 113 397 110 338 110H183L298 220C398 316 438 379 438 456C438 568 354 635 254 635C192 635 138 610 101 572L36 479L69 452C103 500 144 541 204 541C270 541 306 494 306 425C306 350 267 276 197 193C148 136 89 81 36 30V0H440C451 42 463 106 480 167L440 180Z" id="g22-48"></path><glyph.data ascent="1041" descent="-369" horiz-adv-x="507" vert-adv-y="507"></glyph.data></g><g transform="matrix(.0091,0,0,-0.0091,31.736,-5.741)"><path d="M556 236V289H337V504H275V289H56V236H275V-4H337V236H556Z" id="g54-36"></path><glyph.data ascent="3443" descent="-2856" horiz-adv-x="611" vert-adv-y="611"></glyph.data></g></svg></span></td><td class="align_center"> </td><td class="align_center">422, 447</td><td class="align_center">521, 585</td></tr><tr><td class="align_left"><span style="width: 37.7553ptpx;"><svg height="11.7874pt" id="M6" style="vertical-align:-0.2325001pt" version="1.1" viewbox="-0.0498162 -11.5549 37.7553 11.7874" width="37.7553pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M409 0V34C329 39 322 56 322 125V635C234 611 160 593 94 583V554L145 551C186 547 190 541 190 488V125C190 54 181 39 102 34V0H409Z" id="g13-47"></path><glyph.data ascent="1024" descent="-360" horiz-adv-x="500" vert-adv-y="500"></glyph.data></g><g transform="matrix(.013,0,0,-0.013,6.5,0)"><path d="M302 265H56L41 194H287L302 265Z" id="g187-46"></path><glyph.data ascent="1024" descent="-360" horiz-adv-x="342" vert-adv-y="342"></glyph.data></g><g transform="matrix(.013,0,0,-0.013,10.963,0)"><path d="M625 186C574 85 512 32 429 32C293 32 194 153 194 337C194 485 274 621 419 621C496 621 573 586 606 468L643 475C636 537 629 583 620 638C593 644 519 665 438 665C199 665 42 523 42 317C42 158 152 -15 418 -15C486 -15 578 5 604 11C621 46 647 122 660 171L625 186Z" id="g13-65"></path><glyph.data ascent="1024" descent="-360" horiz-adv-x="676" vert-adv-y="676"></glyph.data></g><g transform="matrix(.013,0,0,-0.013,19.646,0)"><path d="M542 56L520 58C483 62 478 72 478 124V449C455 445 422 441 387 438C351 435 316 432 287 431V402L318 395C345 389 350 383 350 336V93C328 71 306 65 279 65C245 65 211 88 211 153V298C211 356 211 407 214 449C187 445 151 441 118 438C84 435 53 432 28 431V402L51 395C77 388 83 383 83 337V130C83 42 131 -12 214 -12C245 -12 272 -1 300 18C322 31 333 41 350 55V-5L359 -12C389 -5 420 2 452 8C485 15 513 20 542 24V56Z" id="g13-115"></path><glyph.data ascent="1024" descent="-360" horiz-adv-x="555" vert-adv-y="555"></glyph.data></g><g transform="matrix(.0091,0,0,-0.0091,26.861,-5.741)"><path d="M440 180C404 113 397 110 338 110H183L298 220C398 316 438 379 438 456C438 568 354 635 254 635C192 635 138 610 101 572L36 479L69 452C103 500 144 541 204 541C270 541 306 494 306 425C306 350 267 276 197 193C148 136 89 81 36 30V0H440C451 42 463 106 480 167L440 180Z" id="g22-48"></path><glyph.data ascent="1041" descent="-369" horiz-adv-x="507" vert-adv-y="507"></glyph.data></g><g transform="matrix(.0091,0,0,-0.0091,31.475,-5.741)"><path d="M556 236V289H337V504H275V289H56V236H275V-4H337V236H556Z" id="g54-36"></path><glyph.data ascent="3443" descent="-2856" horiz-adv-x="611" vert-adv-y="611"></glyph.data></g></svg></span></td><td class="align_center">375 </td><td class="align_center">426</td><td class="align_center">521, 552</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

The optical parameter of studied  porphyrin in water.

Journal of Sensors

tab1

Table 1

Table 1: Water Soluble Cationic Porphyrin Sensor for Detection of Hg<sup>2+</sup>, Pb<sup>2+</sup>, Cd<sup>2+</sup>, and Cu<sup>2+</sup> 

Journal of Sensors

Water Soluble Cationic Porphyrin Sensor for Detection of Hg2+, Pb2+, Cd2+, and Cu2+

Table 1

Water Soluble Cationic Porphyrin Sensor for Detection of Hg²⁺, Pb²⁺, Cd²⁺, and Cu²⁺