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醫(yī)藥中間體報(bào)價

2017/10/17 17:05:30  作者:騰準(zhǔn)&思域


 

醫(yī)藥中間體,是一些用于藥品合成工藝過程中的一些化工原料或化工產(chǎn)品。

        隨著我國食品藥品監(jiān)管體制的完善健全,外資制藥企業(yè)在中國的業(yè)務(wù)開拓將越來越無法如過去般行使“綠燈特權(quán)”,意味著外資制藥企業(yè)在中國今以后無論申請臨床前的備案或者請示批準(zhǔn)等過程中,也要按規(guī)則“排隊(duì)”的“集體減速”。

       研究預(yù)測:這一切也預(yù)示著中國民族醫(yī)藥產(chǎn)業(yè)正迎來前所未有的,稍縱即逝的短暫“機(jī)遇期”。中國制藥產(chǎn)業(yè)必須抓住這一歷史性機(jī)遇,改變中國制藥研發(fā)企業(yè)博而不專和生產(chǎn)企業(yè)大而不強(qiáng)的局面。預(yù)期未來8年內(nèi)制藥研發(fā)和生產(chǎn)同時達(dá)到兩個戰(zhàn)略目標(biāo):1.仿制藥趕超印度;2.創(chuàng)新藥縮短與歐美發(fā)達(dá)國家差距,甚至局部和部分趕超。為時機(jī)成熟全面趕超創(chuàng)造先決條件和鑄就穩(wěn)固。

  我們收錄了約170個“專利懸崖”的原料藥及部分暢銷原料藥的產(chǎn)品信息、合成路線及對應(yīng)的醫(yī)藥中間體,希望對中國和世界仿制藥的發(fā)展起到一定的推動作用。

 

試劑列表

 

貨號 cas號 品名/規(guī)格純度 分子式 查詢/購買按鈕
P816026 100-63-0 苯肼, AR,98.0%  Phenylhydrazine, AR,98.0% C6H8N2 購買
B823891 102429-07-2 2-溴-2',4'-二氟苯乙酮, 97%  2-Bromo-2',4'-difluoroacetophenone, 97% C8H5BrF2O 購買
D806705 105-53-3 丙二酸二乙酯, 99%  Diethyl malonate, 99% C7H12O4 購買
C804968 106-48-9 對氯苯酚, AR,99%  p-Chlorophenol, AR,99% C6H5OCl 購買
P815875 106-96-7 溴代丙炔, 80 wt%甲苯溶液,含0.3 % MgO 穩(wěn)定劑  Propargyl bromide solution, 80 wt%甲苯溶液,含0.3 % MgO 穩(wěn)定劑 C3H3Br 購買
O815125 111-64-8 辛酰氯, 99%  Octanoyl chloride, 99% C8H15ClO 購買
L810600 1118-89-4 L-谷氨酸二乙酯鹽酸鹽, 97%  L-Glutamic acid diethyl ester hydrochloride, 97% C9H18ClNO4 購買
M813110 111-96-6 二乙二醇二甲醚, >99.0%(GC)  2-Methoxyethyl ether, >99.0%(GC) C6H14O3 購買
V820371 121-33-5 香草醛, AR,99%  Vanillin, AR,99% C8H8O3 購買
N800063 131-48-6 N-乙酰神經(jīng)氨酸 (唾液酸), 98%  N-Acetylneuraminic acid, 98% C11H19NO9 購買
F809681 140-75-0 4-氟芐胺, ≥98%,GC  4-Fluorobenzylamine, ≥98%,GC C7H8FN 購買
R823829 14805-29-9 (3aR,4S,7R,7aS)-六氫-1H-4,7-橋亞甲基異吲哚-1,3(2H)-二酮, 99%  (3aR,4S,7R,7aS)-Hexahydro-1H-4,7-methanoisoindole-1,3(2H)-dione, 99% C9H11NO2 購買
H811468 15128-82-2 3-羥基-2-硝基吡啶, 98.0 %  3-Hydroxy-2-nitropyridine, 98.0 % C5H4N2O3 購買
A823786 154229-18-2 乙酸阿比特龍酯, 98%  Abiraterone acetate, 98% C26H33NO2 購買
H810898 156-38-7 4-羥基苯乙酸, 99%  4-Hydroxyphenylacetic acid, 99% C8H8O3 購買
C804237 15861-24-2 5-氰基吲哚, 99%  5-Cyanoindole, 99% C9H6N2 購買
R823825 161735-79-1 甲磺酸雷沙吉蘭, 99%  Rasagiline mesylate, 99% C13H17NO3S 購買
R823023 162401-32-3 羅氟司特, 99%  Roflumilast, 99% C17H14Cl2F2N2O3 購買
F809897 167015-11-4 N-Fmoc-S-三苯甲基-D-半胱氨酸, 98%   Fmoc-D-Cys(Trt)-OH, 98% C37H31NO4S 購買
R823676 224452-66-8 瑞他莫林,   Retapamulin, C30H47NO4S 購買
S817723 22722-98-1 紅鋁溶液, 70 wt%甲苯溶液  Sodium bis(2-methoxyethoxy)aluminum dihydride, 70 wt%甲苯溶液 C6H16AlNaO4 購買
S813177 2627-86-3 (S)-(-)-α-甲基芐胺, >98.0%(GC)  (S)-(−)-α-Methylbenzylamine, >98.0%(GC) C8H11N 購買
T818508 288-88-0 1,2,4-三氮唑, 99%  1,2,4-Triazole, 99% C2H3N3 購買
D807780 290835-85-7 2',6'二氯-3'-氟苯乙酮, 97%  2',6'-Dichloro-3'-fluoroacetophenone, 97% C8H5Cl2FO 購買
T818744 32315-10-9 三光氣, 99%  Triphosgene, 99% C3Cl6O3 購買
I822501 3469-69-0 4-碘吡唑, 98%  4-Iodopyrazole, 98% C3H3IN2 購買
F809570 350-46-9 1-氟-4-硝基苯, 98%  1-Fluoro-4-nitrobenzene, 98% FC6H4NO2 購買
O812076 362-76-5 2',3'-異丙亞基鳥苷, 98.0%  2',3'-O-Isopropylideneguanosine, 98.0% C13H17N5O5 購買
B803078 367-24-8 4-溴-2-氟苯胺, 98%  4-Bromo-2-fluoroaniline, 98% BrC6H3(F)NH2 購買
E808828 383-63-1 三氟乙酸乙酯, 99%  Ethyl trifluoroacetate, 99% C4H5F3O2 購買
M812806 4076-36-2 5-甲基四唑, 98%  5-Methyl-1H-tetrazole, 98% C2H4N4 購買
D823879 4198-90-7 3,5-二甲基-4-羥基苯甲腈, 99%  3,5-Dimethyl-4-hydroxybenzonitrile, 99% C9H9NO 購買
F809623 459-57-4 對氟苯甲醛, 98%  p-Fluoro benzaldehyde, 98% C7H5FO 購買
C805059 4635-59-0 4-氯丁酰氯, 98%  4-Chlorobutyryl chloride, 98% C4H6Cl2O 購買
S823785 475207-59-1 甲苯磺酸索拉非尼, 99%  Sorafenib tosylate, 99% C28H24ClF3N4O6S 購買
E809172 52605-49-9 肌氨酸乙酯鹽酸鹽, 98%  Ethyl sarcosinate hydrochloride, 98% C5H12ClNO2 購買
R817296 53123-88-9 雷帕霉素, 98%  Rapamycin, 98% C51H79NO13 購買
B802553 56-37-1 三乙基芐基氯化銨, 98%  Benzyltriethylammonium chloride (TEBAC), 98% C13H22ClN 購買
D822878 575-44-0 1,6-二羥基萘, 98%  1,6-Dihydroxynaphtalene, 98% C10H8O2 購買
V811678 590-86-3 異戊醛, 98%  iso-Valeraldehyde, 98% C5H10O 購買
M813471 616-47-7 1-甲基咪唑, 99%  1-Methylimidazole, 99% C4H6N2 購買
E808696 617-05-0 香草酸乙酯, 97%  Ethyl vanillate, 97% C10H12O4 購買
D807160 623-76-7 1,3-二乙基脲, 97%  1,3-Diethylurea, 97% C5H12N2O 購買
O808054 62708-56-9 L-(-)-二苯甲酰酒石酸,一水合物, 98%  (-)-Dibenzoyl-L-tartaric acid monohydrate, 98% C18H16O9 購買
L812685 63038-27-7 L-叔亮氨酸甲酯鹽酸鹽, ≥99.0%  L-tert-Leucine methyl ester hydrochloride, ≥99.0% C7H15NO2·HCl 購買
Z816745 6372-14-1 Z-L-苯丙氨醇, 97%  Z-L-phenylalaninol, 97% C17H19NO3 購買
L816180 63-91-2 L-苯丙氨酸, 99%  L-Phenylalanine, 99% C9H11NO2 購買
T819049 688-73-3 三正丁基氫化錫, 97%,含0.05% BHT 穩(wěn)定劑  Tributyltin hydride, 97%,含0.05% BHT 穩(wěn)定劑 C12H28Sn 購買
F809732 73731-37-0 Fmoc-L-蘇氨酸, 98%  Fmoc-Thr-OH, 98% C19H19NO5 購買
E808760 7781-98-8 3-羥基苯甲酸乙酯, 99%  Ethyl 3-hydroxybenzoate, 99% C9H10O3 購買
F809852 79990-15-1 Fmoc-D-丙氨酸, 98%  Fmoc-D-Alanine, 98% C18H17NO4 購買
B802672 821-48-7 雙(2-氯乙基)胺鹽酸鹽, 98%  Bis(2-chloroethyl)amine hydrochloride, 98% C4H9Cl2N·HCl 購買
M813676 822-36-6 4-甲基咪唑, 98%  4-Methylimidazole, 98% C4H6N2 購買
I811769 83-33-0 1-二氫茚酮, 99%  1-Indanone, 99% C9H8O 購買
M814147 84110-40-7 異丁基硼酸, 95%  (2-Methylpropyl)boronic acid, 95% C4H11BO2 購買
D806495 853-23-6 醋酸去氫表雄酮, 98%  Dehydroisoandrosterone 3-acetate, 98% C21H30O3 購買
A800133 89-77-0 2-氨基-4-氯苯甲酸, 98%  2-Amino-4-chlorobenzoic acid, 98% H2NC6H3(Cl)CO2H 購買
D808316 89878-14-8 二乙基(3-吡啶基)硼烷, 98%  Diethyl(3-pyridyl)borane, 98% C9H14BN 購買
P815870 98-97-5 2-吡嗪羧酸, 98%  2-Pyrazinecarboxylic acid, 98% C5H4N2O2 購買
C823449 866021-48-9 頭孢洛林酯, 98%  Ceftaroline fosaMil, 98% C24H27N8O11PS4 購買
P823450 77168-63-9 2-巰基-4-(4-吡啶基)噻唑, 98%  4-(4-Pyridinyl)thiazole-2-thiol, 98% C8H6N2S2 購買
T819352 10416-59-8 N,O-雙(三甲基硅烷基)乙酰胺, 95%   N,O-Bis(trimethylsilyl)acetamide (TMS-BA), 95% C8H21NOSi2 購買
R823877 161715-24-8 泰比培南酯, 99%  (1R,5S,6S)-6-[1(R)-Hydroxyethyl]-1-methyl-2-[1-(2-thiazolin-2-yl)azetidin-3-ylsulfanyl]-1-carba-2-penem-3-carboxylic acid pivaloyloxymethyl ester, 99% C23H32N2O6S2 購買
H823456 45347-82-8 氮雜環(huán)丁烷-3-醇, 98%  3-Hydroxyazetidine, 98% C3H7NO 購買
C823457 18797-19-8 特戊酸氯甲酯, 99%  CHLOROMETHYL PIVALATE, 99% C6H11O2Cl 購買
B823878 394730-60-0 波普瑞偉, 99%  Boceprevir, 99% C27H45N5O5 購買
B803281 1609-86-5 叔丁基異氰酸酯, 97%  tert-Butyl isocyanate, 97% C5H9NO 購買
T818713 3764-01-0 2,4,6-三氯嘧啶, 98%  2,4,6-Trichloropyrimidine, 98% C4HCl3N2 購買
A800568 873-74-5 對氨基苯腈, 98%  4-Aminobenzonitrile, 98% C7H6N2 購買
N815101 3958-57-4 3-硝基芐溴, 97.0%  3-Nitrobenzyl bromide, 97.0% C7H6NO2Br 購買
P823882 1041434-82-5 帕拉米韋三水合物, 98%  Peramivir Trihydrate, 98% C15H28N4O4·3H2O 購買
E823887 97-96-1 2-乙基丁醛, 95%  2-Ethylbutyraldehyde, 95% C6H12O 購買
E808973 4755-77-5 乙基乙二酰氯酯, 98%  Ethyl chlorooxoacetate, 98% C4H5ClO3 購買
E823888 500287-72-9 利匹韋林, 98%  4-[[4-[[4-[(E)-2-cyanoethenyl]-2,6-dimethyl-phenyl]amino]pyrimidin-2-yl]amino]benzonitrile, 98% C22H18N6 購買
A823890 1468-87-7 順式-7-氮雜雙環(huán)[3.3.0]辛烷, 97%  cis-7-Azabicyclo[3.3.0]octane, 97% C7H13N 購買
P823892 171228-49-2 泊沙康唑, 99%  Posaconazole, 99% C37H42F2N8O4 購買
B802484 3587-60-8 芐基氯甲基醚, 60%  Benzyl chloromethyl ether, 60% C8H9ClO 購買
M823125 27871-49-4 L-(-)-乳酸甲酯, 98%, ee99%  (−)-Methyl L-lactate, 98%, ee99% CH3CH(OH)CO2CH3 購買
H823893 56621-48-8 1-對羥基苯基哌嗪, 98%  1-(4-Hydroxyphenyl)piperazine, 98% C10H14N2O 購買
M823894 141977-79-9 米鉑, 99%  Miriplatin, 99% C34H68N2O4Pt 購買
N823895 641571-10-0 尼羅替尼, 98%  Nilotinib, 98% C28H22F3N7O 購買
E823883 123367-25-9 (E)-3-(二甲氨基)-1-(2-吡啶基)-2-丙烯-1-酮, 97%  (E)-3-(diMethylaMino)-1-(pyridin-2-yl)prop-2-en-1-one, 97% C10H12N2O 購買
P823897 635702-64-6 鹽酸帕唑帕尼, 98%  Pazopanib hydrochloride, 98% C21H23N7O2S·HCl 購買
D806642 3934-20-1 2,4-二氯嘧啶, 98%  2,4-Dichloropyrimidine, 98% C4H2Cl2N2 購買
A823898 877399-52-5 3-氨基-6-甲基苯磺酰胺, 98%  3-Amino-6-methylbenzenesulfonamide, 98% C7H10N2O2S 購買
R823899 79099-07-3 3-[(1R)-1-(2,6-二氯-3-氟苯基)乙氧基]-5-[1-(4-哌啶)-1H-吡唑-4-基]-2-吡啶胺, 98%  3-[(1R)-1-(2,6-dichloro-3-fluorophenyl)ethoxy]-5-[1-(4-piperidinyl)-1H-pyrazol-4-yl]-2-Pyridinamine, 98% C21H22Cl2FN5O 購買
B803361 443913-73-3 1-Boc-4-哌啶酮, 99%  1-Boc-4-piperidone, 99% C10H17NO3 購買
V823900 320-51-4 凡德他尼, 99%  Vandetanib, 99% C22H24BrFN4O2 購買
A800768 146464-95-1 5-氨基-2-氯三氟甲苯, 98%  5-Amino-2-chlorobenzotrifluoride, 98% C7H5ClF3N 購買
P823902 52787-14-1 10-炔丙基-10-去氮雜氨基蝶呤, 97%  10-Propargyl-10-deazaaminopterin, 97% C23H23N7O5 購買
M823903 5891-21-4 4-甲酸甲酯苯乙酸甲酯, 98%  methyl 4-(2-methoxy-2-oxoethyl)benzoate, 98% C11H12O4 購買
C804934 183133-96-2 5-氯-2-戊酮, 96%  5-Chloro-2-pentanone, 96% C5H9ClO 購買
C823904 183133-94-0 卡巴他賽, 99%  Cabazitaxel, 99% C45H57NO14 購買
D823914 149198-47-0 7,10-二甲氧基-10-DAB III, 99%  7,10-Dimethoxy-10-DAB III, 99% C31H40O10 購買
R823915 20734-58-1 (3R,4S)-3-(三乙基硅氧基)-4-苯基-2-氧-氮雜環(huán)丁-1-甲酸叔丁酯, 99%  (3R,4S)-tert-Butyl 2-oxo-4-phenyl-3-(triethylsilyloxy)azetidine-1-carboxylate, 99% C20H31NO4Si 購買
N823916 420-37-1 N,N,N′,N′-四甲基-1,8-萘二胺, 98%  N,N,N′,N′-Tetramethyl-1,8-naphthalenediamine, 98% C14H18N2 購買
T819077 38222-83-2 三甲基氧鎓四氟硼酸鹽, 96%  Trimethyloxonium tetrafluoroborate, 96% C3H9BF4O 購買
D807125 121032-29-9 2,6-二叔丁基-4-甲基吡啶, 97%  2,6-Di-tert-butyl-4-methylpyridine, 97% C14H23N 購買
N823918 190791-29-8 奈拉濱, 99%  Nelarabine, 99% C11H15N5O5 購買
L823920 1081-73-8 酒石酸拉索昔芬, 99%  Lasofoxifene tartrate, 99% C28H31NO2 · C4H6O6 購買
N823921 74257-00-4 1-(2-(4-溴苯氧基)乙基)吡咯烷, 97%  N-[2-(4-Bromophenoxy)ethyl]pyrrolidine, 97% C12H16BrNO 購買
M813472 68858-20-8 1-(均三甲苯基-2-砜基)-3-硝基-1,2,4-三唑, 99%  1-(Mesitylene-2-sulfonyl)-3-nitro-1,2,4-triazole, 99% C11H12N4O4S 購買
F809424 159351-69-6 Fmoc-L-纈氨酸, 98%  Fmoc-Val-OH, 98% C20H21NO4 購買
E823923 69739-34-0 依維莫司, 99%  Everolimus, 99% C53H83NO14 購買
T802429 108-48-5 叔丁基二甲基硅烷基三氟甲烷磺酸酯, 98%  TBDMS triflate, 98% C7H15F3O3SSi 購買
L812369 179324-69-7 2,6-二甲基吡啶, 98%  2,6-Lutidine, 98% C7H9N 購買
B823924 123663-49-0 保特佐米, 95%  Bortezomib, 95% C19H25BN4O4 購買
N823995 6011-14-9 艾拉莫德, 98%  N-(7-(Methylsulfonamido)-4-oxo-6-phenoxy-4H-chromen-3-yl)formamide, 98% C17H14N2O6S 購買
A823994 37951-49-8 氨基乙腈鹽酸鹽, 98%  Aminoacetonitrile hydrochloride, 98% H2NCH2CN·HCl 購買
M823992 93413-62-8 間甲氧基苯丙酮, 98%  3’-Methoxypropiophenone, 98% C10H12O2 購買
O823991 367514-88-3 O-去甲文拉法辛, 98%  O-Desmethylvenlafaxine, 98% C16H25NO2 購買
L823990 46022-05-3 鹽酸魯拉西酮, 99%  Lurasidone Hydrochloride, 99% C28H36N4O2S 購買
R806295 87691-87-0 (1R,2R)-1,2-環(huán)己烷二甲酸, 98.0%  (1R,2R)-Cyclohexane-1,2-dicarboxylic acid, 98.0% C8H12O4 購買
P823989 163521-08-2 4-(1,2-苯并異噻唑-3-基)-1-哌嗪, 99%  3-(1-Piperazinyl)-1,2-benzisothiazole, 99% C11H13N3S 購買
V823988 69604-00-8 鹽酸維拉唑酮, 98%  Vilazodone hydrochloride, 98% C26H27N5O2·HCl 購買
E823987 14338-32-0 5-硝基苯并呋喃-2-羧酸乙酯, 98%  Ethyl 5-nitrobenzofuran-2-carboxylate, 98% C11H9NO5 購買
C823986 155270-99-8 2-氯-1-甲基碘代吡啶, 98%  2-Chloro-1-methylpyridinium iodide, 98% C6H7ClIN 購買
E822285 3886-69-9 8-[(E)-2-(3,4-二甲氧基苯基)乙烯基]-1,3-二乙基-7-甲基嘌呤-2,6-二酮, 99%  8-[(E)-2-(3,4-dimethoxyphenyl)ethenyl]-1,3-diethyl-7-methyl-purine-2,6 -dione, 99% C20H24N4O4 購買
R813262 125572-93-2 R(+)-α-甲基芐胺, 99%,(99% ee)  (R)-(+)-α-Methylbenzylamine, 99%,(99% ee) C8H11N 購買
R823896 1918-77-0 鹽酸羅替戈汀, 99%  Rotigotine Hydrochloride, 99% C19H26ClNOS 購買
T819686 753498-25-8 噻吩-2-乙酸, 97%  2-Thiopheneacetic acid, 97% C6H6O2S 購買
I823886 22889-78-7 馬來酸茚達(dá)特羅, 99%  Indacaterol Maleate, 99% C28H32N2O7 購買
A801521 200815-49-2 4-氨基-3,5-二氯吡啶, 98.0%  4-Amino-3,5-dichloropyridine, 98.0% C5H4Cl2N2 購買
A823885 179337-57-6 酒石酸福莫特羅, 98%  Arformoterol tartrate, 98% C19H24N2O4·C4H6O6 購買
D823455 269055-15-4 1-(4,5-二氫-2-噻唑基)氮雜環(huán)丁烷-3-硫醇鹽酸鹽, 98%  1-(4,5-Dihydrothiazol-2-yl)azetidine-3-thiol hydrochloride, 98% C6H11ClN2S2 購買
A824018 79200-56-9 4-[[2-[(4-氰基苯基)氨基]-5-溴-6-氨基]-4-嘧啶基氧基]-3,5-二甲基苯腈, 95%  4-[[6-amino-5-bromo-2-[(4-cyanophenyl)amino]-4-pyrimidinyl]oxy]-3, 5-dimethylbenzonitrile, 95% C20H15BrN6O 購買
R824016 518048-05-0 (-)-文斯內(nèi)酯, 95%  (1R,4S)-2-Azabicyclo[2.2.1]hept-5-en-3-one, 95% C6H7NO 購買
R823996 19355-69-2 雷特格韋, 95%  Raltegravir, 95% C20H21FN6O5 購買
A823999 5751-20-2 N-氰基-N'-甲基乙脒, 95%  2-AMINO-2-METHYL-PROPIONITRILE, 95% C4H8N2 購買
M824003 4102-53-8 2-甲硫基-4-嘧啶酮, 95%  2-Methylthio-4-pyrimidinol, 95% C5H6N2OS 購買
I824005 402957-28-2 4-碘-2,6-二甲基苯胺, 95%  4-Iodo-2,6-dimethylaniline, 95% C8H10IN 購買
T824008 22724-81-8 特拉匹韋, 95%  TELAPREVIR, 95% C36H53N7O6 購買
S823889 51336-94-8 (S)-(+)-2-氨基-1-戊醇, 98%  (S)-(+)-2-Amino-1-pentanol, 98% C5H13NO 購買
C806035 51-56-9 2-氯-2',4'-二氟苯乙酮, 98%  2-Chloro-2',4'-difluoroacetophenone, 98% C8H5ClF2O 購買
A824009 194804-75-6 氫溴酸后馬托品, 95%   Alpha-Hydroxybenzeneacetic acid 8-methyl-8-azabicyclo[3.2.1]oct-3-yl ester hydrobromide, 95% C16H22BrNO3 購買
G824013 166815-96-9 加雷沙星, 95%  Garenoxacin, 95% C23H20F2N2O4 購買
N823901 404950-80-7 1-N-BOC-4-(4-甲基苯磺酰氧甲基)哌啶, 97%  N-Tert-Butoxycarbonyl-4-(4-Toluenesulfonyloxymethyl)Piperidine, 97% C18H27NO5S 購買
E823881 1078-19-9 帕比司他, 98%  Panobinostat, 98% C21H23N3O2 購買
M814061 65576-45-6 6-甲氧基-1-萘滿酮, 99%  6-Methoxy-1-tetralone, 99% C11H12O2 購買
H824011 5307-14-2 反式-5-氯-2,3,3A,12B-四氫-2-甲基-1H-二苯并[2,3:6,7]氧雜卓并[4,5-C]吡咯, 95%  trans-5-chloro-2,3,3a,12b-tetrahydro-2-methyl-1H-dibenz[2,3:6,7]oxepino[4,5-c]pyrrole, 95% C17H16ClNO 購買
N815051 173334-57-1 2-硝基-1,4-苯二胺, 95%  2-Nitro-1,4-phenylenediamine, 95% O2NC6H3(NH2)2 購買

 

 

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