毛片免费视频观看,久久亚洲国产精品123区,精品无人区麻豆乱码1区2区新区,久久久亚洲av成人网站,久久人人爽人人爽人人av东京热

CAS號查詢

化工產(chǎn)品

CAS號查詢化工產(chǎn)品

熱門搜索化學品最多只顯示前20條,請點擊“搜索化學品”查看所有結果


CAS登錄號 中文名 英文名 分子結構式 分子式 詳情 供應商
86220-49-71,1'-亞甲基雙(4-異氰酸根合苯)與甲基環(huán)氧乙烷、1,2-丙二醇和1,4-丁二醇的聚合物1,4-Butanediol, polymer with 1,1'-methylenebis[4-isocyanatobenzene], methyloxirane and 1,2-propanedi(C15H10N2O2.C4H10O2.C3H8O2.C3H6O)x詳情供應商
68083-75-01,2-丙二醇與1,1'-亞甲基雙[4-異氰酸根合苯基]和甲基環(huán)氧己烷的聚合物1,2-Propanediol, polymer with 1,1'-methylenebis[4-isocyanatobenzene], methyloxirane and oxirane(C15H10N2O2.C3H8O2.C3H6O.C2H4O)x詳情供應商
61245-23-61,2-乙二醇與α-氫-ω-羥基聚(氧-1,4-亞丁基)和1,1'-亞甲基雙[4-異氰酸根合苯]的聚合物1,2-Ethanediol, polymer with .alpha.-hydro-.omega.-hydroxypoly(oxy-1,4-butanediyl) and 1,1'-methylen;
Poly(oxytetramethylene) glycol, ethylene glycol, 4,4'-diphenylmethanediisocyanate polymer
(C15H10N2O2.(C4H8O)nH2O.C2H6O2)x詳情供應商
27968-23-61,3-二氫-1,3-二氧基-5-異苯并呋喃甲酸與六氫-2H-氮雜卓-2-酮和1,1'-亞甲基雙(4-異氰酸根合苯)的聚合物5-Isobenzofuran carboxylic acid, 1,3-dihydro-1,3-dioxo-, polymer with hexahydro-2H-azepin-2-one and;
5-Isobenzofuran carboxylic acid,1,3-dihydro-1,3-dioxo-,polymer with hexahydro-2H-azepin-2-one and 1,1'-methylenebis[4-isocyanatobenzene]
(C15H10N2O2.C9H4O5.C6H11NO)x詳情供應商
31107-36-51,3-雙[4-[(4-異氰酸根合苯基)甲基]苯基]-4-[[4-[(4-異氰酸根合苯基)甲基]苯基]亞氨基]-1,3-二氮雜環(huán)丁烷-21,3-di[4-[(p-Isocyanatophenyl) methyl]phenyl]-4-[[4-[(p-isocyanatophenyl) methyl]phenyl]imino]-2-ure;
Isocyanicacid, triester with 1,3-bis[a-(p-hydroxyphenyl)-p-tolyl]-4-[[a-(p-hydroxyphenyl)-p-tolyl]imino]-2-uretidinone (8CI);
2-Uretidinone, 1,3-bis[a-(p-hydroxyphenyl)-p-tolyl]-m-[[a-(p-hydroxyphenyl)-p-tolyl]imino]-,triisocyanate (ester) (8CI);
1,3-Bis[4-(4-isocyanatobenzyl)phenyl]-4-[[4-(4-isocyanatobenzyl)phenyl]imino]uretidin-2-one
CAS:31107-36-5分子結構C44H30N6O4詳情供應商
25805-16-71,4-丁二醇與1,1'-亞甲基雙(4-異氰酸根合苯)的聚合物1,4-Butanediol, polymer with 1,1'-methylenebis(4-isocyanatobenzene) (9CI)(C15H10N2O2.C4H10O2)x詳情供應商
9018-04-61,4-丁二醇與α-氫化-ω-羥基聚(氧基-1,4-亞丁基)和1,1'-亞甲基雙(4-異氰酸根合苯)的聚合物;
1,4-丁二醇、聚
1,4-Butanediol, polymer with .alpha.-hydro-.omega.-hydroxypoly(oxy-1,4-butanediyl) and 1,1'-methylen(C15H10N2O2.C4H10O2.(C4H8O)nH2O)x詳情供應商
99869-40-61,6-已二醇與1,1'-亞甲基雙(4-異氰酸根合苯)和(甲基環(huán)氧乙烷與環(huán)氧乙烷的聚合物與1,2,3-丙三醇的醚化物)的?1,6-Hexanediol, polymer with 1,1'-methylenebis[4-isocyanatobenzene]and methyloxirane polymer with ox;
1,6-hexanediol, polymer with 1,1'-methylenebis[4-isocyanatobenzene] and methylo;
xirane polymer with oxirane ether with 1,2,3-propanetriol;
1,6-hexanediol, polymer with 1,6-Hexanediol,polymer with 1,1'-methylenebis[4-isocyanatobenzene]and methyloxirane polymer with oxirane ether with 1,2,3-propanetriol
(C15H10N2O2.C6H14O2.W99)x詳情供應商
64078-69-92,2'-氧基雙乙醇與α-氫基-ω-羥氧基聚(氧基-1,4-丁二基)和1,1'-亞甲基雙[4-異氰酸根合苯]的聚合Ethanol, 2,2'-oxybis-, polymer with .alpha.-hydro-.omega.-hydroxypoly(oxy-1,4-butanediyl) and 1,1'-m;
Poly(oxytetramethylene glycol), polymer with diethylene glycol and methylene-di-p-phenylene isocyanate
[C15H10N2O2.C4H10O3.(C4H8O)nH2O]x詳情供應商
26761-25-12-氧雜環(huán)庚酮與1,1'-亞甲基雙(4-異氰酸根合苯)的聚合物2-Oxepanone, polymer with 1,1'-methylenebis[4-isocyanatobenzene];
Polycaprolactone, methylenebis(4-phenylisocyanate) polymer
CAS:26761-25-1分子結構(C15H10N2O2.C6H10O2)x詳情供應商
26354-06-32-氧雜環(huán)庚酮與1,4-丁二醇和1,1'-亞甲基二(4-異氰酸根合苯)的聚合物2-Oxepanone, polymer with 1,4-butanediol and 1,1'-methylenebis[4-isocyanatobenzene];
2-oxepanone, polymer with 1,4-butanediol and 1,1'-methylenebis[4-isocyanatobenz
CAS:26354-06-3分子結構(C15H10N2O2.C6H10O2.C4H10O2)x詳情供應商
27967-69-72-乙基-2-(羥甲基)-1,3-丙二醇與1,1-亞甲基-雙-4-異氰酸根合苯的聚合物1,3-Propanediol, 2-ethyl-2-(hydroxymethyl)-, polymer with 1,1'-methylenebis[4-isocyanatobenzene](C15H10N2O2.C6H14O3)x詳情供應商
58698-66-15,5'-羰基雙-1,3-異苯并呋喃二酮與2,4-二異氰酸根合-1-甲苯和1,1'-亞甲基雙(4-異氰酸根合苯)的聚合物1,3-Isobenzofurandione, 5,5'-carbonylbis-, polymer with 2,4-diisocyanato-1-methylbenzene and 1,1'-me;
Benzophenonetetracarboxylic dianhydride, 2,4-toluenediisocyanate, 4,4'-methylenediphenyldiisocyanate polyimide
(C17H6O7.C15H10N2O2.C9H6N2O2)x詳情供應商
87091-56-3ε-己內(nèi)酯與1,4-丁二醇、2,2-二甲基-1,3-丙二醇和1,1'-亞甲基二(4-異氰酸根合苯)的聚合物2-Oxepanone, polymer with 1,4-butanediol, 2,2-dimethyl-1,3-propanediol and 1,1'-methylenebis(4-isocy詳情供應商
68525-78-0蓖麻油與1,1'-亞甲基雙[4-異氰酸根合苯]和聚丙二醇的聚合物Castor oil, polymer with 1,1'-methylenebis[4-isocyanatobenzene] and polypropylene glycol[C15H10N2O2.(C3H6O)nH2O.W99]x詳情供應商
68989-48-0蓖麻油與二亞丙基甘醇、1,1'-亞甲基二(4-異氰酸根合苯)和聚丙二醇的聚合物Castor oil, polymer with dipropylene glycol, 1,1'-methylenebis[4-isocyanatobenzene] and polypropylen(C15H10N2O2.C6H14O3.(C3H6O)nH2O.W99)x詳情供應商
27234-35-1己二酸與1,1'-亞甲基雙(4-異氰酸根合苯)和2,2'-氧雙(乙醇)的聚合物Hexanedioic acid, polymer with 1,1'-methylenebis[4-isocyanatobenzene] and 2,2'-oxybis[ethanol];
Diethylene glycol, adipic acid, 1,1'-methylenebis[4-isocyanato benzene] copolymer
(C15H10N2O2.C6H10O4.C4H10O3)x詳情供應商
26710-98-5己二酸與1,2-乙二醇、1,1'-亞甲基雙(4-異氰酸根合苯)和1,2-丙二醇的聚合物Hexanedioic acid, polymer with 1,2-ethanediol, 1,1'-methylenebis[4-isocyanatobenzene] and 1,2-propan(C15H10N2O2.C6H10O4.C3H8O2.C2H6O2)x詳情供應商
32238-28-1;
己二酸與丁二醇、1,1'-亞甲基雙[4-異氰酸根合苯]和2,2'-[1,4-亞苯基雙(氧)]二乙醇的聚合物
Hexanedioic acid, polymer with 1,4-butanediol, 1,1-methylenebis4-isocyanatobenzene and 2,2-1,4-pheny;
Hexanedioic acid, polymer with 1,4-butanediol, 1,1-methylenebis4-isocyanatobenzene and 2,2-1,4-phenylenebis(oxy)bisethanol;
Diphenylmethane-4,4'-diisocyanate, hydroquinone bis(2-hydroxyethyl ether), 1,4-butanediol, adipic acid polymer
詳情供應商
29014-53-7;
己二酸與丁二醇、乙二醇、己二醇和1,1'-亞甲基雙[4-異氰酸根合苯]的聚合物
Hexanedioic acid, polymer with 1,4-butanediol, 1,2-ethanediol, 1,6-hexanediol and 1,1-methylenebis4-;
Hexanedioic acid, polymer with 1,4-butanediol, 1,2-ethanediol, 1,6-hexanediol and 1,1-methylenebis4-isocyanatobenzene;
4,4'-Diphenylmethanediisocyanate, 1,6-hexanediol, ethylene glycol, 1,4-butanediol, adipic acid polymer;
Poly(hexamethylene adipate), 1,4-butanediol, ethylene glycol, methylenebis(4-phenylisocyanate) copolymer
詳情供應商
熱門搜關鍵詞:偶氮苯鹽酸鹽 4-甲氧基-3-硝基苯胺 Red tone (2R,4R)-4-hydroxypyrrolidine-2-carboxylic acid 鄰苯二甲酸二己 酯 Acetobromo 二甲基-1-吡啶 亞磺酸 酯 D-丙氨酸叔丁酯 羥基 苯酮 氯甲基二甲基硅烷 2,3-二氫-1,4-苯并惡嗪 氯苯基甲基砜 β- 金合歡烯 薄荷醇乳酸 N N-二甲基乙酰胺 依巴 斯汀 粉 CAS NO 亞甲基 -9H- 芴 溴甲 硼 甲基 乙基氨基 苯酚 4-溴 酸 硫酸丁酚胺 N-亞硝基-N-甲基-N-丙胺 鍶 Sr 3,7-二甲基 - 2,6-辛二烯-1-醇 十二烷基二甲基氧化 777E 香葉基香葉醇; Z-脯氨酸 A c et o c hl or Phenol, 4,4 C23H24N4O2S Ureylene Methylbenzenes monoazide C23H32NO2Cl 4-氟-5-羥基-2-甲基吲哚 L-半 胱氨酸 h-d-ala