Categories
  • 品牌
公开价格表
Sort By: Featured
3-(N-Boc-N-甲氨基)丙胺|3-(N-Boc-N-methylamino)propylamine|150349-36-3|Macklin|≥97%|250mg
¥ 142.00 ¥ 142.00 142.0 CNY
Macklin#D853232-250mg
3-(N-Boc-N-甲氨基)丙胺|3-(N-Boc-N-methylamino)propylamine|150349-36-3|Macklin|≥97%|1g
¥ 287.00 ¥ 287.00 287.0 CNY
Macklin#D853232-1g
3-(Boc-氨基)-6-氟-1H-吲唑|3-(Boc-amino)-6-fluoro-1H-indazole|1176089-41-0|Macklin|≥95%|5g
¥ 2,226.00 ¥ 2,226.00 2226.0 CNY
Macklin#D853301-5g
3-(Boc-氨基)-6-氟-1H-吲唑|3-(Boc-amino)-6-fluoro-1H-indazole|1176089-41-0|Macklin|≥95%|1g
¥ 1,028.00 ¥ 1,028.00 1028.0 CNY
Macklin#D853301-1g
3-(5-噁唑基)苯胺|3-(5-Oxazolyl)aniline|157837-31-5|Macklin|≥97%|5g
¥ 1,168.00 ¥ 1,168.00 1168.0 CNY
Macklin#D853103-5g
3-(5-噁唑基)苯胺|3-(5-Oxazolyl)aniline|157837-31-5|Macklin|≥97%|25g
¥ 3,855.00 ¥ 3,855.00 3855.0 CNY
Macklin#D853103-25g
3-(5-噁唑基)苯胺|3-(5-Oxazolyl)aniline|157837-31-5|Macklin|≥97%|1g
¥ 425.00 ¥ 425.00 425.0 CNY
Macklin#D853103-1g
3-(5，6-二氢咪唑并[2，1-b]噻唑-6-基)苯胺|3-(5，6-Dihydroimidazo[2，1-b]thiazol-6-yl)aniline|81934-12-5|Macklin|95%|250mg
¥ 1,073.00 ¥ 1,073.00 1073.0 CNY
Macklin#D853335-250mg
3-(5，6-二氢咪唑并[2，1-b]噻唑-6-基)苯胺|3-(5，6-Dihydroimidazo[2，1-b]thiazol-6-yl)aniline|81934-12-5|Macklin|95%|1g
¥ 2,598.00 ¥ 2,598.00 2598.0 CNY
Macklin#D853335-1g
3-(4-三氟甲基苯基)-5-氨基异噁唑|5-Amino-3-[4-(trifluoromethyl)phenyl]isoxazole|81465-84-1|Macklin|≥97%|5g
¥ 2,821.00 ¥ 2,821.00 2821.0 CNY
Macklin#D853310-5g
3-(4-三氟甲基苯基)-5-氨基异噁唑|5-Amino-3-[4-(trifluoromethyl)phenyl]isoxazole|81465-84-1|Macklin|≥97%|1g
¥ 953.00 ¥ 953.00 953.0 CNY
Macklin#D853310-1g
3-(4-甲基哌嗪-1-基)苄胺|1-[3-(4-Methylpiperazin-1-yl)phenyl]methanamine|672325-37-0|Macklin|≥95%|5g
¥ 2,448.00 ¥ 2,448.00 2448.0 CNY
Macklin#D853100-5g
3-(4-甲基哌嗪-1-基)苄胺|1-[3-(4-Methylpiperazin-1-yl)phenyl]methanamine|672325-37-0|Macklin|≥95%|1g
¥ 656.00 ¥ 656.00 656.0 CNY
Macklin#D853100-1g
alpha-(3-溴苯基)苄胺|alpha-(3-Bromophenyl)benzylamine|55095-16-4|Macklin|≥97%|1g
¥ 801.00 ¥ 801.00 801.0 CNY
Macklin#D853420-1g
alpha-(3-甲砜基苯基)苄胺|alpha-(3-Methylsulfonylphenyl)benzylamine|1016509-13-9|Macklin|≥95%|5g
¥ 2,889.00 ¥ 2,889.00 2889.0 CNY
Macklin#D853426-5g
alpha-(3-甲砜基苯基)苄胺|alpha-(3-Methylsulfonylphenyl)benzylamine|1016509-13-9|Macklin|≥95%|1g
¥ 1,041.00 ¥ 1,041.00 1041.0 CNY
Macklin#D853426-1g
alpha-(2-溴苯基)苄胺|alpha-(2-Bromophenyl)benzylamine|55095-15-3|Macklin|≥97%|5g
¥ 2,265.00 ¥ 2,265.00 2265.0 CNY
Macklin#D853415-5g
alpha-(2-溴苯基)苄胺|alpha-(2-Bromophenyl)benzylamine|55095-15-3|Macklin|≥97%|25g
¥ 6,680.00 ¥ 6,680.00 6680.0 CNY
Macklin#D853415-25g
alpha-(2-氨基苯基)苄胺|alpha-(2-Aminophenyl)benzylamine|61057-85-0|Macklin|≥95%|250mg
¥ 779.00 ¥ 779.00 779.0 CNY
Macklin#D853425-250mg
alpha-(2-氨基苯基)苄胺|alpha-(2-Aminophenyl)benzylamine|61057-85-0|Macklin|≥95%|1g
¥ 2,401.00 ¥ 2,401.00 2401.0 CNY
Macklin#D853425-1g
alpha-(1-萘基)苄胺|alpha-(1-Naphthyl)benzylamine|2936-63-2|Macklin|95%|5g
¥ 2,666.00 ¥ 2,666.00 2666.0 CNY
Macklin#D853408-5g
alpha-(1-萘基)苄胺|alpha-(1-Naphthyl)benzylamine|2936-63-2|Macklin|95%|250mg
¥ 367.00 ¥ 367.00 367.0 CNY
Macklin#D853408-250mg
alpha-(1-萘基)苄胺|alpha-(1-Naphthyl)benzylamine|2936-63-2|Macklin|95%|1g
¥ 1,035.00 ¥ 1,035.00 1035.0 CNY
Macklin#D853408-1g
9-丙烯基腺嘌呤|9-Propenyladenine|4121-40-8|Macklin|98%， 顺反混合物|50mg
¥ 3,218.00 ¥ 3,218.00 3218.0 CNY
Macklin#P856411-50mg
9-丙烯基腺嘌呤|9-Propenyladenine|4121-40-8|Macklin|98%， 顺反混合物|250mg
¥ 9,820.00 ¥ 9,820.00 9820.0 CNY
Macklin#P856411-250mg
9-丙烯基腺嘌呤|9-Propenyladenine|4121-40-8|Macklin|98%， 顺反混合物|1g
¥ 22,000.00 ¥ 22,000.00 22000.0 CNY
Macklin#P856411-1g
9H-氧杂蒽-9-胺|9H-Xanthen-9-amine|35598-63-1|Macklin|≥95%|5g
¥ 5,639.00 ¥ 5,639.00 5639.0 CNY
Macklin#D853421-5g
9H-氧杂蒽-9-胺|9H-Xanthen-9-amine|35598-63-1|Macklin|≥95%|250mg
¥ 718.00 ¥ 718.00 718.0 CNY
Macklin#D853421-250mg
8-硝基-3，4-二氢-2H-1，5-苯并二氧杂卓-7-胺|8-Nitro-3，4-dihydro-2H-1，5-benzodioxepin-7-amine|81864-62-2|Macklin|95%|500mg
¥ 775.00 ¥ 775.00 775.0 CNY
Macklin#D853121-500mg
8-硝基-3，4-二氢-2H-1，5-苯并二氧杂卓-7-胺|8-Nitro-3，4-dihydro-2H-1，5-benzodioxepin-7-amine|81864-62-2|Macklin|95%|25mg
¥ 82.00 ¥ 82.00 82.0 CNY
Macklin#D853121-25mg
8-硝基-3，4-二氢-2H-1，5-苯并二氧杂卓-7-胺|8-Nitro-3，4-dihydro-2H-1，5-benzodioxepin-7-amine|81864-62-2|Macklin|95%|2.5g
¥ 2,170.00 ¥ 2,170.00 2170.0 CNY
Macklin#D853121-2.5g
8-硝基-3，4-二氢-2H-1，5-苯并二氧杂卓-7-胺|8-Nitro-3，4-dihydro-2H-1，5-benzodioxepin-7-amine|81864-62-2|Macklin|95%|100mg
¥ 228.00 ¥ 228.00 228.0 CNY
Macklin#D853121-100mg
8-氨基-1，4-二氧杂螺[4，5]癸烷|8-Amino-1，4-dioxaspiro[4，5]decane|97096-16-7|Macklin|97%|5g
¥ 1,947.00 ¥ 1,947.00 1947.0 CNY
Macklin#D853373-5g
8-氨基-1，4-二氧杂螺[4，5]癸烷|8-Amino-1，4-dioxaspiro[4，5]decane|97096-16-7|Macklin|97%|250mg
¥ 385.00 ¥ 385.00 385.0 CNY
Macklin#D853373-250mg
7-氮杂双环[2.2.1]庚烷|7-Azabicyclo[2.2.1]heptane|279-40-3|Macklin|97%|250mg
¥ 2,222.00 ¥ 2,222.00 2222.0 CNY
Macklin#A855652-250mg
7-氨基-1-四氢萘酮|7-Amino-1-tetralone|22009-40-1|Macklin|≥97%|1g
¥ 634.00 ¥ 634.00 634.0 CNY
Macklin#D853147-1g
7-氨基-1，2，3，4-四氢异喹啉|7-Amino-1，2，3，4-tetrahydroisoquinoline|72299-68-4|Macklin|95%|250mg
¥ 499.00 ¥ 499.00 499.0 CNY
Macklin#D853185-250mg
7-氨基-1，2，3，4-四氢异喹啉|7-Amino-1，2，3，4-tetrahydroisoquinoline|72299-68-4|Macklin|95%|1g
¥ 1,258.00 ¥ 1,258.00 1258.0 CNY
Macklin#D853185-1g
7-(4-溴苯甲酰基)-1，3-二氢吲哚-2-酮|7-(4-Bromobenzoyl)-1，3-dihydro-2H-indol-2-one|91713-91-6|Macklin|95%|1g
¥ 1,820.00 ¥ 1,820.00 1820.0 CNY
Macklin#B923840-1g
6-氨基喹唑啉|6-Aminoquinazoline|101421-72-1|Macklin|≥97%|5g
¥ 7,543.00 ¥ 7,543.00 7543.0 CNY
Macklin#D853197-5g
6-氨基喹唑啉|6-Aminoquinazoline|101421-72-1|Macklin|≥97%|1g
¥ 1,944.00 ¥ 1,944.00 1944.0 CNY
Macklin#D853197-1g
6-氨基吡唑并[1，5-a]嘧啶|6-Aminopyrazolo[1，5-a]pyrimidine|1018125-39-7|Macklin|95%|250mg
¥ 1,277.00 ¥ 1,277.00 1277.0 CNY
Macklin#D853435-250mg
6-氨基吡唑并[1，5-a]嘧啶|6-Aminopyrazolo[1，5-a]pyrimidine|1018125-39-7|Macklin|95%|1g
¥ 2,785.00 ¥ 2,785.00 2785.0 CNY
Macklin#D853435-1g
6-氨基苯并噁唑|6-Aminobenzoxazole|177492-52-3|Macklin|95%|5g
¥ 1,042.00 ¥ 1,042.00 1042.0 CNY
Macklin#D853596-5g
6-氨基苯并噁唑|6-Aminobenzoxazole|177492-52-3|Macklin|95%|250mg
¥ 120.00 ¥ 120.00 120.0 CNY
Macklin#D853596-250mg
6-氨基苯并噁唑|6-Aminobenzoxazole|177492-52-3|Macklin|95%|1g
¥ 218.00 ¥ 218.00 218.0 CNY
Macklin#D853596-1g
6-氨基-1H-吲唑-3(2H)-酮盐酸盐|6-Amino-1H-indazol-3(2H)-one Hydrochloride|220991-84-4|Macklin|≥97%|5g
¥ 8,104.00 ¥ 8,104.00 8104.0 CNY
Macklin#D853443-5g
6-氨基-1H-吲唑-3(2H)-酮盐酸盐|6-Amino-1H-indazol-3(2H)-one Hydrochloride|220991-84-4|Macklin|≥97%|1g
¥ 2,400.00 ¥ 2,400.00 2400.0 CNY
Macklin#D853443-1g
6，7-二氢-4H-吡喃并[4，3-d]噻唑-2-胺|6，7-Dihydro-4H-pyrano[4，3-d]thiazol-2-ylamine|259810-12-3|Macklin|≥95%|250mg
¥ 928.00 ¥ 928.00 928.0 CNY
Macklin#D853148-250mg
6，7-二氢-4H-吡喃并[4，3-d]噻唑-2-胺|6，7-Dihydro-4H-pyrano[4，3-d]thiazol-2-ylamine|259810-12-3|Macklin|≥95%|1g
¥ 555.00 ¥ 555.00 555.0 CNY
Macklin#D853148-1g
5-氯-2-硝基联苯胺|5-Chloro-2-nitrodiphenylamine|25781-92-4|Macklin|98%|5g
¥ 153.00 ¥ 153.00 153.0 CNY
Macklin#C856797-5g
5-氯-2-硝基联苯胺|5-Chloro-2-nitrodiphenylamine|25781-92-4|Macklin|98%|25g
¥ 521.00 ¥ 521.00 521.0 CNY
Macklin#C856797-25g
5-氨甲基-2-吡咯烷酮|5-(Aminomethyl)-2-pyrrolidone|154148-69-3|Macklin|≥95%|250mg
¥ 630.00 ¥ 630.00 630.0 CNY
Macklin#D853219-250mg
5-氨甲基-2-吡咯烷酮|5-(Aminomethyl)-2-pyrrolidone|154148-69-3|Macklin|≥95%|1g
¥ 1,769.00 ¥ 1,769.00 1769.0 CNY
Macklin#D853219-1g
5-氨基吲哚啉-2-酮|5-Aminoindolin-2-one|20876-36-2|Macklin|95%|5g
¥ 1,268.00 ¥ 1,268.00 1268.0 CNY
Macklin#D853594-5g
5-氨基吲哚啉-2-酮|5-Aminoindolin-2-one|20876-36-2|Macklin|95%|1g
¥ 328.00 ¥ 328.00 328.0 CNY
Macklin#D853594-1g
5-氨基苯酞|5-Aminophthalide|65399-05-5|Macklin|95%|250mg
¥ 263.00 ¥ 263.00 263.0 CNY
Macklin#D853504-250mg
5-氨基苯酞|5-Aminophthalide|65399-05-5|Macklin|95%|1g
¥ 730.00 ¥ 730.00 730.0 CNY
Macklin#D853504-1g
5-氨基苯并咪唑|5-Aminobenzimidazole|934-22-5|Macklin|≥97%|5g
¥ 782.00 ¥ 782.00 782.0 CNY
Macklin#D853099-5g
5-氨基苯并咪唑|5-Aminobenzimidazole|934-22-5|Macklin|≥97%|200mg
¥ 82.00 ¥ 82.00 82.0 CNY
Macklin#D853099-200mg
5-氨基苯并咪唑|5-Aminobenzimidazole|934-22-5|Macklin|≥97%|1g
¥ 221.00 ¥ 221.00 221.0 CNY
Macklin#D853099-1g
5-Boc-2-(二甲基氨基)-5，6，7，8-四氢吡啶并[3，2-d]嘧啶|5-Boc-2-(dimethylamino)-5，6，7，8-tetrahydropyrido[3，2-d]pyrimidine|1246471-35-1|Macklin|≥97%|250mg
¥ 870.00 ¥ 870.00 870.0 CNY
Macklin#D853281-250mg
5-Boc-2-(二甲基氨基)-5，6，7，8-四氢吡啶并[3，2-d]嘧啶|5-Boc-2-(dimethylamino)-5，6，7，8-tetrahydropyrido[3，2-d]pyrimidine|1246471-35-1|Macklin|≥97%|1g
¥ 2,496.00 ¥ 2,496.00 2496.0 CNY
Macklin#D853281-1g
5-(氨甲基)吲哚|5-(Aminomethyl)indole|81881-74-5|Macklin|≥95%|5g
¥ 1,052.00 ¥ 1,052.00 1052.0 CNY
Macklin#D853535-5g
5-(氨甲基)吲哚|5-(Aminomethyl)indole|81881-74-5|Macklin|≥95%|1g
¥ 293.00 ¥ 293.00 293.0 CNY
Macklin#D853535-1g
5-(氨甲基)吡啶-2-酮|5-(Aminomethyl)pyridine-2-one|131052-84-1|Macklin|≥95%|50mg
¥ 320.00 ¥ 320.00 320.0 CNY
Macklin#D853280-50mg
5-(氨甲基)吡啶-2-酮|5-(Aminomethyl)pyridine-2-one|131052-84-1|Macklin|≥95%|250mg
¥ 1,288.00 ¥ 1,288.00 1288.0 CNY
Macklin#D853280-250mg
5-(Boc-氨基)噻唑|5-(Boc-amino)thiazole|942631-50-7|Macklin|≥97%|250mg
¥ 713.00 ¥ 713.00 713.0 CNY
Macklin#D853190-250mg
5-(Boc-氨基)噻唑|5-(Boc-amino)thiazole|942631-50-7|Macklin|≥97%|1g
¥ 1,724.00 ¥ 1,724.00 1724.0 CNY
Macklin#D853190-1g
4-异丙基-3-甲基苯胺.盐酸盐|4-Isopropyl-3-Methylaniline Hydrochloride|4534-11-6|Macklin|≥98%|5g
¥ 971.00 ¥ 971.00 971.0 CNY
Macklin#I858974-5g
4-乙酸胺基嘧啶|4-Acetamidopyridine|5221-42-1|Macklin|≥98%|5g
¥ 942.00 ¥ 942.00 942.0 CNY
Macklin#A858969-5g
4-乙酸胺基嘧啶|4-Acetamidopyridine|5221-42-1|Macklin|≥98%|1g
¥ 266.00 ¥ 266.00 266.0 CNY
Macklin#A858969-1g
4-乙炔基三苯胺|4-Ethynyltriphenylamine|205877-26-5|Macklin|98%|250mg
¥ 183.00 ¥ 183.00 183.0 CNY
Macklin#E856742-250mg
4-乙炔基三苯胺|4-Ethynyltriphenylamine|205877-26-5|Macklin|98%|1g
¥ 544.00 ¥ 544.00 544.0 CNY
Macklin#E856742-1g
4-溴-N-甲基苯胺|4-Bromo-N-methylaniline|6911-87-1|Macklin|97%|5g
¥ 1,180.00 ¥ 1,180.00 1180.0 CNY
Macklin#B856427-5g
4-溴-N-甲基苯胺|4-Bromo-N-methylaniline|6911-87-1|Macklin|97%|25g
¥ 2,996.00 ¥ 2,996.00 2996.0 CNY
Macklin#B856427-25g
4-溴-N-甲基苯胺|4-Bromo-N-methylaniline|6911-87-1|Macklin|97%|1g
¥ 246.00 ¥ 246.00 246.0 CNY
Macklin#B856427-1g
4-溴-4'，4''-二甲氧基三苯胺|4-Bromo-4’，4’’-dimethoxytriphenylamine|194416-45-0|Macklin|98%|5g
¥ 2,248.00 ¥ 2,248.00 2248.0 CNY
Macklin#B856204-5g
4-溴-4'，4''-二甲氧基三苯胺|4-Bromo-4’，4’’-dimethoxytriphenylamine|194416-45-0|Macklin|98%|250mg
¥ 276.00 ¥ 276.00 276.0 CNY
Macklin#B856204-250mg
4-溴-4'，4''-二甲氧基三苯胺|4-Bromo-4’，4’’-dimethoxytriphenylamine|194416-45-0|Macklin|98%|1g
¥ 647.00 ¥ 647.00 647.0 CNY
Macklin#B856204-1g
4-溴-4'，4''-二甲氧基三苯胺|4-Bromo-4’，4’’-dimethoxytriphenylamine|194416-45-0|Macklin|98%|10g
¥ 3,150.00 ¥ 3,150.00 3150.0 CNY
Macklin#B856204-10g
4-溴-2-氟苄胺盐酸盐|4-Bromo-2-fluorobenzylamine hydrochloride|147181-08-6|Macklin|≥98%|5g
¥ 438.00 ¥ 438.00 438.0 CNY
Macklin#B858961-5g
4-溴-2-氟苯胺盐酸盐|4-Bromo-2-fluoroaniline hydrochloride|1174029-29-8|Macklin|≥97%|1g
¥ 1,208.00 ¥ 1,208.00 1208.0 CNY
Macklin#B858960-1g
4-硝基苯乙胺氢溴酸盐|4-Nitrophenylethylamine Hydrobromide|69447-84-3|Macklin|≥98%|5g
¥ 228.00 ¥ 228.00 228.0 CNY
Macklin#N858957-5g
4-硝基苯乙胺氢溴酸盐|4-Nitrophenylethylamine Hydrobromide|69447-84-3|Macklin|≥98%|25g
¥ 912.00 ¥ 912.00 912.0 CNY
Macklin#N858957-25g
4-硝基苯乙胺氢溴酸盐|4-Nitrophenylethylamine Hydrobromide|69447-84-3|Macklin|≥98%|1g
¥ 60.00 ¥ 60.00 60.0 CNY
Macklin#N858957-1g
4-叔丁基苄胺盐酸盐|4-(tert-Butyl)benzylamine Hydrochloride|59528-30-2|Macklin|95%|5g
¥ 297.00 ¥ 297.00 297.0 CNY
Macklin#D853577-5g
4-叔丁基苄胺盐酸盐|4-(tert-Butyl)benzylamine Hydrochloride|59528-30-2|Macklin|95%|1g
¥ 118.00 ¥ 118.00 118.0 CNY
Macklin#D853577-1g
4-叔丁基-N-苯基苯胺|4-tert-Butyl-N-phenylaniline|4496-49-5|Macklin|≥97%|5g
¥ 2,130.00 ¥ 2,130.00 2130.0 CNY
Macklin#D853424-5g
4-叔丁基-N-苯基苯胺|4-tert-Butyl-N-phenylaniline|4496-49-5|Macklin|≥97%|250mg
¥ 298.00 ¥ 298.00 298.0 CNY
Macklin#D853424-250mg
4-叔丁基-N-苯基苯胺|4-tert-Butyl-N-phenylaniline|4496-49-5|Macklin|≥97%|1g
¥ 838.00 ¥ 838.00 838.0 CNY
Macklin#D853424-1g
4-吗啉基苄胺|4-Morpholinobenzylamine|214759-74-7|Macklin|≥97%|1g
¥ 609.00 ¥ 609.00 609.0 CNY
Macklin#M858945-1g
4-氯-N，N-二甲基苯胺|4-Chloro-N，N-dimethylaniline|698-69-1|Macklin|≥97%|5g
¥ 1,349.00 ¥ 1,349.00 1349.0 CNY
Macklin#D853539-5g
4-氯-N，N-二甲基苯胺|4-Chloro-N，N-dimethylaniline|698-69-1|Macklin|≥97%|25g
¥ 4,159.00 ¥ 4,159.00 4159.0 CNY
Macklin#D853539-25g
4-氯-6-氨基-1H-吡唑并[3，4-d]嘧啶|6-Amino-4-chloro-1H-pyrazolo[3，4-d]pyrimidine|100644-65-3|Macklin|95%|5g
¥ 1,765.00 ¥ 1,765.00 1765.0 CNY
Macklin#D853357-5g
4-氯-6-氨基-1H-吡唑并[3，4-d]嘧啶|6-Amino-4-chloro-1H-pyrazolo[3，4-d]pyrimidine|100644-65-3|Macklin|95%|1g
¥ 611.00 ¥ 611.00 611.0 CNY
Macklin#D853357-1g
4'-氯-2'-氟乙酰苯胺|4'-Chloro-2'-Fluoroacetanilide|59280-70-5|Macklin|≥97%|5g
¥ 90.00 ¥ 90.00 90.0 CNY
Macklin#C858935-5g
4-甲氧基-2-硝基乙酰苯胺|4-Methoxy-2-Nitroacetanilide|119-81-3|Macklin|≥98%|5g
¥ 442.00 ¥ 442.00 442.0 CNY
Macklin#M858926-5g
4-甲巯基-2-硝基苯胺|4-(Methylsulfanyl)-2-nitroaniline|23153-09-5|Macklin|≥97%|1g
¥ 1,080.00 ¥ 1,080.00 1080.0 CNY
Macklin#D853093-1g
4'-甲基-[1，1'-联苯]-4-胺|4''-Methyl-[1，1''-Biphenyl]-4-Amine|1204-78-0|Macklin|98%|5g
¥ 2,780.00 ¥ 2,780.00 2780.0 CNY
Macklin#M857745-5g