天堂VA视频一区二区_色卡网站PROC免费_国产真实乱了露脸在线观看_变态拳头交视频一区二区_国产精品无码A∨精品影院APP_亚洲国产精品无码久久_成年无码AV片在线_亚洲欧美综合国产不卡

乙炔基(CH≡C-),有機(jī)化學(xué)中的基團(tuán),相當(dāng)于一個(gè)乙炔分子去掉一個(gè)氫原子變成一個(gè)基團(tuán)。

按化學(xué)元素
Bx
Cx
Nx
Ox
Fx
Six
Px
Sx
Clx
Brx
Ix
按純度: 99+% 99% 98+% 98% 97+% 97% 96+% 96% 95+% 95% 93% 90+% 90%
按分子量: 0-100 100-200 200-300 300-400 400-500 500-600 600-700 700-800 800-900 1000+
按化學(xué)元素: C CClNSi CCuNO CClFO CBO CBFKO CS CBrO CClCu CBrOS CClNOPd CINSi CFNS CBrClNOS CNSi CBrNOS CBClO CIN CBrClNO CClNO CFOSi CBr CINOSi CINO CClFNOS COSSi CBrNO CBrNS CBrFN CClNOS CBrCu CClOS CClFN CFIO CNaOS CBrClO CNaO CCuFO CCuO CB CSi CCl CCuN CN CCuI CFNO CCuF CCu CClCuS CF CClN CINOS CFOS CFSi CClSi COTe CBrF COSi CBrFO CBOS CNOS CNOSSi CFNOS CClNS CBOSi CClNOSi CCuSi CClF CBNO CI CClFNO CClS CNNaO CNS CFN COS CGe CNO CFO CNOSi CBFK CBrGe CFNSi CO CClINO CKO CClO CBrS CBrN CIO 更多
清空選項(xiàng)
945717-09-9 2-Chloro-4-ethynylpyridine
BD170889945717-09-998%
¥49.00100mg常備現(xiàn)貨
1196156-17-8 2-Bromo-4-ethynylpyridine
BD2476411196156-17-895%
¥449.00250mg常備現(xiàn)貨
1060816-39-8 4-Ethynyl-2-methoxypyridine
BD007404901060816-39-895%
¥156.00100mg
933768-06-0 3-Ethynyl-2-fluoropyridine
BD250704933768-06-097%
¥1020.001g常備現(xiàn)貨
17880-57-8 5-Ethynylpicolinic acid
BD44873517880-57-897%
¥697.00250mg常備現(xiàn)貨
1945-85-3 5-Ethynyl-2-methylpyridine
BD2945991945-85-395%
¥1167.001g常備現(xiàn)貨
853909-08-7 5-Ethynyl-2-fluoropyridine
BD234166853909-08-797%
¥249.001g常備現(xiàn)貨
1196145-21-7 3-Ethynyl-2-methoxypyridine
BD5861551196145-21-797%
¥322.00100mg常備現(xiàn)貨
1239605-12-9 3-Ethynylpyridin-4-amine
BD5863531239605-12-995%
¥1345.001g常備現(xiàn)貨
2510-23-8 3-Ethynylpyridine
BD867182510-23-897%
¥162.005g常備現(xiàn)貨
82454-61-3 5-Ethynylpyridin-2-amine
BD21612382454-61-397%
¥2463.005g常備現(xiàn)貨
17880-61-4 Methyl 5-ethynylpicolinate
BD28110617880-61-497%
¥58.00100mg常備現(xiàn)貨
1196155-24-4 5-Ethynyl-2-(trifluoromethyl)pyridine
BD6281471196155-24-498%
¥357.001g常備現(xiàn)貨
263012-63-1 2-Chloro-5-ethynylpyridine
BD222961263012-63-195%
¥272.00250mg常備現(xiàn)貨
329202-22-4 3-Chloro-5-ethynylpyridine
BD149723329202-22-495%
¥521.001g常備現(xiàn)貨
67227-90-1 3,5-Diethynylpyridine
BD22340967227-90-195%
¥794.001g常備現(xiàn)貨
663955-59-7 5-Ethynyl-2-methoxypyridine
BD224915663955-59-795%
¥635.001g常備現(xiàn)貨
667932-40-3 5-Ethynylpyridin-3-amine
BD748597667932-40-397%
¥486.00100mg常備現(xiàn)貨
30413-53-7 3-Ethynyl-5-methylpyridine
BD0078028530413-53-798%
¥1300.001g常備現(xiàn)貨
13610-02-1 (Prop-2-yn-1-yloxy)benzene
BD14758113610-02-198%
¥95.005g常備現(xiàn)貨
26557-78-8 4-(2-Propynyloxy)aniline
BD26523026557-78-898%
¥1112.005g常備現(xiàn)貨
26627-36-1 1,3-Bis(2-propynyloxy)benzene
BD0079746926627-36-197% GC
¥646.001g常備現(xiàn)貨
34596-36-6 1,4-Bis(2-propynyloxy)benzene
BD0078742534596-36-698% GC
¥560.001g常備現(xiàn)貨
65211-56-5 2-(Prop-2-yn-1-yloxy)benzonitrile
BD0109950265211-56-595%
¥1456.001g常備現(xiàn)貨
932-87-6 (Bromoethynyl)benzene
BD234989932-87-695%
¥154.00100mg常備現(xiàn)貨
934001-82-8 1-(Bromoethynyl)-3-chlorobenzene
BD756427934001-82-897%
¥1981.001g常備現(xiàn)貨
2187435-46-5 1-(2-Bromoethynyl)-4-chloro-2-fluorobenzene
BD007843012187435-46-595%
¥11070.001g常備現(xiàn)貨
65127-72-2 1,4-Bis(bromoethynyl)benzene
BD0111537865127-72-297%
¥457.00100mg常備現(xiàn)貨
177738-26-0 1,3,5-Tris(bromoethynyl)benzene
BD01154055177738-26-097%
¥591.00100mg常備現(xiàn)貨
343866-99-9 2-Ethynyl-1-fluoro-4-nitrobenzene
BD216070343866-99-995%
¥650.001g常備現(xiàn)貨
1 2 3 4 5 6 7 8 9 ... 91