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公司名称:STREM
联系电话:(978) 462-3191
联系传真:(978) 465-3104
Email:info@strem.com
网址:www.strem.com
产品总数:2864
CB指数:86
国籍:美国
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STREM产品列表
产品总数：2864 产品页码：
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英文名称 中文名称 CAS号 操作
(4S,5S)-(+)-4,5-Bis(diphenylphosphinomethyl)-2,2-dimethyl-1,3-dioxolane, 99.5% (S,S)-DIOP 异丙烯-2,3-二羟-1,4-双二丙基膦丁烷 37002-48-5 详细
(4S,5S)-(+)-O-Isopropylidene-2,3-dihydroxy-1,4-bis(p-tosyl)butane (-)-1,4-二-O-甲苯磺酰基-2,3-O-异亚丙基-L-苏糖醇,98% 37002-45-2 详细
(4S,5S)-2-Allyl-2-chloro-3,4-dimethyl-5-phenyl-1-oxa-3-aza-2-silacyclopentane, min. 98% (~2:1 mixture of diastereomers) (4S,5S)-2-烯丙基-2-氯-3,4-二甲基-5-苯基-1-氧杂-3-氮杂-2-硅杂环戊烷 447440-43-9 详细
(4S,5S)-2-Chloro-3,4-dimethyl-2,5-phenyl-1-oxa-3-aza-2-silacyclopentane, min. 98% (~2:1 mixture of diastereomers) (4S,5S)-1,4-二甲基-2-2-氯-3-2,5-苯基-1-氧杂-3-氮杂-2-硅杂环戊烷 680592-40-9 详细
(5aS,10bR)-(-)-5a,10b-Dihydro-2-(pentafluorophenyl)-4H,6H-indeno[2,1-b]
[1,2,4]trizolo[4,3-d][1,4]oxazinium tetrafluoroborate, min. 98%		 (5AS, 10BR)-(-)-5A,10B-二氢-2-(五氟苯基)-4H,6H-茚[2,1-B][1,2,4]三唑[4,3-D][1,4]醇四氟硼酸恶嗪 740816-14-2 详细
(Methylcyclopentadienyl)(1,5-cyclooctadiene)iridium (I), 99% (99.9%-Ir) (甲基环戊二炔)(1,5-环辛二烯)铱 132644-88-3 详细
(R)-(-)-(p-Toluenesulfinyl)ferrocene, min. 98% (R)-(对甲苯亚砜基)二茂铁 130225-27-3 详细
(R)-(-)-1- (S)-2-(Dicylclohexylphosphino)ferrocenyl ethyldicyclohexylphosphine, min. 97% (R)-1-[(S)-2-( 二环己基膦基)二茂铁基]乙基二环己基膦 167416-28-6 详细
(R)-(-)-1- (S)-2-(Diphenylphosphino)ferrocenyl ethyldi-t-butylphosphine, min. 97% (R)-(-)-1-[(S)-2-二苯基磷二茂铁乙基-二叔丁基磷 155830-69-6 详细
(R)-(-)-1-[(S)-2-(Di-1-naphthylphosphino)ferrocenyl]ethyldi-3,5-xylylphosphine, min. 97% (2R)-1-[(1R)-1-[双(3,5-二甲基苯基)膦]乙基]-2-(二-1-萘基膦)二茂铁(符合 CAS 标准) 851308-40-2 详细
(R)-(-)-1-[(S)-2-(Dicyclohexylphosphino)ferrocenyl]ethyldi-t-butylphosphine, min. 97% (R)-(-)-1-[(S)-2-(二环己基膦)二茂铁]乙基二叔丁基膦 158923-11-6 详细
(R)-(-)-1-[(S)-2-(Diphenylphosphino)ferrocenyl]ethyldi-3,5-xylylphosphine, min. 97% R-(-)-1-[(S)-2-(二苯基磷) 二茂铁基]乙基二-3,5-甲苯磷 184095-69-0 详细
(R)-(-)-1-[(S)-2-(Diphenylphosphino)ferrocenyl]ethyldicyclohexylphosphine ethanol adduct, min. 97% (R)-(S)-JOSIPHOS (R)-(-)-1-[(S)-2-二苯基磷]二茂铁乙基二环己基磷 155806-35-2 详细
(R)-(-)-1-[(S)-2-Dicyclohexylphosphino)ferrocenyl]ethyldiphenylphosphine, min. 97% (S)-(-)-L-[(S)-2-( 二环己基膦基) 三戊铁基]乙基二环己基膦 158923-09-2 详细
(R)-(-)-1-{(S)-2-(Bis(4-trifluoromethylphenyl)phosphino]ferrocenyl}ethyl-
di-t-butylphosphine, min. 97%		 -(-)-1-[(S)-2-二叔丁基磷)二茂铁]乙基二-(4-三氟甲基苯)磷 246231-79-8 详细
(R)-(-)-1-{(S)-2-[Bis(3,5-dimethyl-4-methoxyphenyl)phosphino]ferrocenyl}
ethyldicyclohexylphosphine, min. 97%		 (-)- 1 - ((S)-2 - (3,5二甲基- 4 -甲氧基苯基)膦]双环戊二烯基 360048-63-1 详细
(R)-(-)-1-{(S)-2-[Bis(3,5-di-trifluoromethylphenyl)phosphino]ferrocenyl}
ethyldicyclohexylphosphine, min. 97%		 (-)- 1 - ((S)-2 - (3,5 -二三氟甲基苯基)膦]双环戊基磷 292638-88-1 详细
(R)-(-)-1-{(S)-2-[Bis(3,5-di-trifluoromethylphenyl)phosphino]ferrocenyl}ethyldi-
3,5-xylylphosphine, min. 97%		 (R)-(-)-1-{(S)-2-[双(3,5-二-三氟甲基苯基)膦]二茂铁基}乙基二-3,5-二甲苯基膦 166172-63-0 详细
(S)-(+)-4,12-Bis(di(3,5-xylyl)phosphino)[2.2]paracyclophane(1,5-cyclooctadiene)
rhodium(I) tetrafluoroborate, min. 97%		 (R)-(-)-4,12-双(二-3,5-二甲苯基膦基)[2.2]对环芳烷(1,5-环辛二烯)铑(I)四氟硼酸盐 619334-93-9 详细
(R)-(-)-4,12-Bis(di(3,5-xylyl)phosphino)-[2.2]-paracyclophane, min. 95% CTH-(R)-3,5-xylyl-PHANEPHOS (R)-(-)-4,12-二[二(3,5-二甲基苯基)膦]对环芳 325168-89-6 详细
(R)-(-)-4,12-Bis(diphenylphosphino)-[2.2]-paracyclophane, min. 95% (R)-PHANEPHOS 详细
(R)-(-)-t-Butylmethyl(di-t-butylphosphinomethyl)phosphino(1,5-cyclooctadiene)
rhodium(I) tetrafluoroborate, min. 97% (R)-TCFP-Rh		 (R)-( - )-叔丁基甲基(二 - 叔丁基膦基甲基)膦基(1,5-环辛二烯)铑(I)四氟硼酸盐 705945-70-6 详细
(R)-(+)-[(R)-2-Dicyclohexylphosphinoferrocenyl](N,N-dimethylamino)(2-
dicyclohexylphosphinophenyl)methane, min. 97%		 (RP)-1-二环己基膦-2-[(R)-Α-(二甲氨基)-2-(二环己基膦)苄基]二茂铁 1016985-24-2 详细
(R)-(+)-[(R)-2-Diphenylphosphinoferrocenyl](N,N-dimethylamino)(2-
diphenylphosphinophenyl)methane, min. 97%		 (RP)-1-[(R)-Α-(二甲胺基)-2-(二苯基膦)苄基]-2-二苯基膦二茂铁 1003012-96-1 详细
(R)-(+)-1-(2-Diphenylphosphino-1-naphthyl)isoquinoline (R)-QUINAP 1-(2-二苯基庚基1萘酚)硫酸甲基酯 149341-34-4 详细
(R)-(+)-2-(alpha-(i-butyl)methanamine)-1H-benzimidazole, min. 98% (R)-i-Bu-BIMAH 详细
(R)-(+)-2-(alpha-methylmethanamine)-1H-benzimidazole, min. 98% (R)-Me-BIMAH (R)-(+)-2-(Α-甲胺)-1H-苯并咪唑 163959-79-3 详细
(R)-(+)-2-[2-(Diphenylphosphino)phenyl]-4-(1-methylethyl)-4,5-dihydrooxazole, 98% -(+)-2-[2-(二苯基磷)PHENYL]-4-(1-METHYLETHYL)-4,5-DIHYDROOXAZOLE 164858-78-0 详细
(R)-(+)-4-Dimethylaminopyrindinyl(pentaphenylcyclopentadienyl)iron, min. 98% (R)-C5Ph5-DMAP (R)-(+)-4-二甲基氨基吡啶(五苯基环戊二烯基)铁 187682-64-0 详细
(R)-(+)-4-Pyrrolidinopyrindinyl(pentamethylcyclopentadienyl)iron, min. 98% (R)-PPY* (R)-(+)-4-吡咯烷吡啶基(五甲基环戊二烯)铁 217459-10-4 详细
(R)-(+)-t-Butylmethylsulfinamide, min. 97% (R)-(+)-叔丁基亚磺酰胺 196929-78-9 详细
(R)-Tetrahydro-1,3,3-triphenyl-1H,3H-pyrrolo[1,2-c][1,3,2]oxaborole, 99% (R)-Phenyl oxazaborolidine (R)-2-苯基-CBS-恶唑硼烷 145238-45-5 详细
(R)-Tetrahydro-1-methyl-3,3-diphenyl-1H,3H-pyrrole[1,2-c][1,3,2]oxazaborole, 0.9-1.1M in toluene [(R)-Methyloxazaborolidine] Corey Catalyst (R)-2-甲基-CBS-恶唑硼烷 112022-83-0 详细
(R,R)-(-)-1,2-Bis[(2-methoxyphenyl)(phenyl)phosphino]ethane, 98% (-)-DIPAMP (1R,2R)-双[(2-甲氧基苯基)苯基磷]乙烷 55739-58-7 详细
(R,R)-(-)-1,2-Bis[(o-methoxyphenyl)(phenyl)phosphino]ethane(1,5-cyclooctadiene)
rhodium (I)tetrafluoroborate, min. 95%		 四氟硼酸(R,R)-(-)-1,2-双[(O-甲氧苯基)(苯基)瞵]乙烷(1,5-环辛二烯)合铑(I) 56977-92-5 详细
(R,R)-(-)-2,3-Bis(t-butylmethylphosphino)quinoxaline, min. 98% (R,R)-QuinoxP* (R,R)-(-)-2,3-双(T-叔丁基甲基磷)喹喔啉 866081-62-1 详细
(S)-(-)-[(S)-2-Di(3,5-xylyl)phosphinoferrocenyl][2-di(3,5-xylyl)phosphinophenyl]
methanol, min. 97%		 (S)-(-)-[(S)-2-二(3,5-二甲苯基)膦基二茂铁基][2-二(3,5-二甲苯基)膦基苯基]甲醇 851308-45-7 详细
(S)-(-)-[(S)-2-Di(3,5-xylyl)phosphinoferrocenyl][2-di(4-trifluoromethylphenyl)
phosphinophenyl]methanol, min. 97%		 ()-(-)-[( S)- 2 -二(3,5 - 二甲苯基)磷酸二茂铁] [2 - 二(4 - 三氟甲基苯基)膦苯基]甲醇 851308-48-0 详细
(S)-(-)-[(S)-2-Diphenylphosphinoferrocenyl](N,N-dimethylamino)(2-
diphenylphosphinophenyl)methane, min. 97% TANIAPHOS		 (S)-(+)-[(S)-2-苯基膦双环戊二烯基](N,N-二甲基胺)(2-二苯基膦基苯)甲烷 850444-36-9 详细
(S)-(-)-[(S)-2-Diphenylphosphinoferrocenyl][2-bis(3,5-dimethyl-4-methoxyphenyl)
phosphinophenyl]methanol, min. 97%		 (S)-(-)-[( S)- 2 -二苯基膦二茂铁] [2 - 双(3,5 - 二甲基-4 - 甲氧基)苯基膦基]甲醇 851308-47-9 详细
(S)-(-)-[(S)-2-Diphenylphosphinoferrocenyl][2-diphenylphosphinophenyl]methanol, min. 97% (S)-(-)-[( S)-2 - 二苯基膦二茂铁][2 - 双(3,5 - 二甲基-4 - 甲基氧苯基)膦苯基]甲醇 851308-43-5 详细
(S)-(-)-1-(2-Diphenylphosphino-1-naphthyl)isoquinoline (S)-QUINAP (S)-(-)-1-(2-DIPHENYLPHOSPHINO-1-NAPHTHYL)ISOQUINOLINE;(R)-(+)-1-(2-DIPHENYLPHOSPHINO-1-NAPHTHYL)ISOQUINOLINE 149341-33-3 详细
(S)-(-)-2-(alpha-(t-butyl)methanamine)-1H-benzimidazole, min. 95% (S)-t-Bu-BIMAH (S)-(-)-2-(Α-(叔丁基)甲胺)-1H-苯并咪唑,MIN.95% 1118114-88-7 详细
(S)-(-)-2-(alpha-methylmethanamine)-1H-benzimidazole, min. 98% (S)-Me-BIMAH (S)-(-)-2-(Α-甲基甲胺)-1H-苯并咪唑,MIN.98% 925689-54-9 详细
(S)-(-)-2-[(2-Diphenylphosphino)phenyl]-4-(1-methylethyl)-4,5-dihydrooxazole, 98% 二氢二苯磷苯基-4-异丙恶唑 148461-14-7 详细
(S)-(-)-4-Dimethylaminopyrindinyl(pentaphenylcyclopentadienyl)iron, min. 98% (S)-C5Ph5-DMAP (S)-(-)-4 - 二甲氨基(五苯基环戊二烯)铁 187596-69-6 详细
(S)-(-)-4-Pyrrolidinopyrindinyl(pentamethylcyclopentadienyl)iron, min. 98% (S)-PPY* (S)-(-)-4-吡咯烷吡啶基L(五甲基环戊二烯)铁 217459-11-5 详细
(S)-(-)-t-Butylmethylsulfinamide, min. 97% S-叔丁基亚磺酰胺 343338-28-3 详细
(S)-(+)-(p-Toluenesulfinyl)ferrocene, min. 98% (S)-(对甲苯亚砜基)二茂铁 164297-25-0 详细
(S)-(+)-1,13-Bis(diphenylphosphino)-7,8-dihydro-6H-dibenzo[f,h][1,5]dioxonin, 95% (S)-C3-TUNEPHOS (S)-C3-TUNEPHOS 486429-99-6 详细
(S)-(+)-1,2-Propanediol, 99% (S)-1,2-丙二醇 4254-15-3 详细
(S)-(+)-1,3-Butanediol, 98+% (S)-(+)-1,3-丁二醇 24621-61-2 详细
(S)-(+)-1-[(R)-2-(Di-2-furylphosphino)ferrocenyl]ethyldi-3,5-xylyl phosphine, min. 97% (S)-1-[(R)-2-(二-2-呋喃膦基)二茂铁基]乙基双-3,5-二甲苯基膦 649559-66-0 详细
(S)-(+)-1-[(R)-2-(Dicyclohexylphosphino)ferrocenyl]ethyldicyclohexylphosphine, min. 97% (S)-(+)-L-[(R)-2-( 二环己基膦基) 三戊铁基]乙基二环己基膦 158923-07-0 详细
(S)-(+)-1-[(R)-2-(Dicyclohexylphosphino)ferrocenyl]ethyldiphenylphosphine, min. 97% (S)-(+)-L-[(R)-2-( 二环己基膦基) 三戊铁基]乙基二环己基膦 162291-01-2 详细
(S)-(+)-1-[(R)-2-(Diphenylphosphino)ferrocenyl]benzylamine, min. 98% 详细
(S)-(+)-1-[(R)-2-(Diphenylphosphino)ferrocenyl]ethyldicyclohexylphosphine ethanol adduct, min. 97% (S)-(R)-JOSIPHOS (S)-(+)-1-[(R)-2-(二苯基膦)二茂铁]乙基二环已基膦 162291-02-3 详细
(S)-(+)-1-[(R)-2-Diphenylphosphino)ferrocenyl]ethyldi-t-butylphosphine, min. 97% (S)-(-)-1-[(R)-2-二苯基膦二茂铁乙基-二叔丁基膦 277306-29-3 详细
(S)-(+)-4,12-Bis(di(3,5-xylyl)phosphino)-[2.2]-paracyclophane, min. 93% CTH-(S)-3,5-xylyl-PHANEPHOS (S)-(+)-4,12-二(二(3,5-二甲苯基)膦)-[2.2]-对环芳烷 325168-88-5 详细
(S)-(+)-4,12-Bis(diphenylphosphino)-[2.2]-paracyclophane, min. 95% (S)-PHANEPHOS (S)-4,12-二(二苯基膦)溴[2.2]对环芳,98%,E 192463-40-4 详细
(S)-(+)-Neomenthyldiphenylphosphine, 98% (S)-NMDPP (S)-(+)-2-异丙基-5-甲基二苯磷 43077-29-8 详细
(S)-(+)-t-Butylmethyl(di-t-butylphosphinomethyl)phosphino(1,5-cyclooctadiene)
rhodium(I) tetrafluoroborate, min. 97% (S)-TCFP-Rh		 (S)-[RH COD TCFP]BF4, RH 18.4% 705945-68-2 详细
(S)-Tetrahydro-1,3,3-triphenyl-1H,3H-pyrrolo[1,2-c][1,3,2]oxaborole, 99% (S)-Phenyl oxazaborolidine (S)-2-苯基-CBS-恶唑硼烷 131180-90-0 详细
(S)-Tetrahydro-1-methyl-3,3-diphenyl-1H,3H-pyrrole[1,2-c][1,3,2]oxazaborole, 0.9-1.1M in toluene [(S)-Methyloxazaborolidine] Corey Catalyst (S)-2-甲基-CBS-恶唑硼烷 112022-81-8 详细
(S,S)-(+)-1,2-Bis[(2-methoxyphenyl)(phenyl)phosphino]ethane, 98% (+)-DIPAMP (S,S)-双[(2-甲氧基苯基)苯基磷]乙烷,97% 97858-62-3 详细
(S,S)-(+)-1,2-Bis[(o-methoxyphenyl)(phenyl)phosphino]ethane(1,5-cyclooctadiene)
rhodium(I) tetrafluoroborate, min. 95%		 (S,S)-(+)-1,2-双[(邻甲氧苯基)(苯基)膦]乙烷(1,5-环辛二烯)合铑四氟硼酸盐 71423-54-6 详细
(S,S)-(+)-2,3-Bis(t-butylmethylphosphino)quinoxaline, min. 98% (S,S)-QuinoxP* 详细
(Trimethyl)cyclopentadienylplatinum (IV), 99% Π-环戊二烯(三甲基)铂 1271-07-4 详细
(Trimethyl)methylcyclopentadienylplatinum(IV), 99%, 78-1350, contained in 50 ml Swagelok? cylinder for CVD/ALD (三甲基)甲基环戊二烯合铂(IV) 94442-22-5 详细
(Trimethyl)pentamethylcyclopentadienyltitanium(IV), min. 97% 三甲基(五甲基环戊二烯)钛 107333-47-1 详细
[1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene]-[2-[[(2-methylphenyl)
imino]methyl]phenolyl]-[3-phenyl-1H-inden-1-ylidene]ruthenium(II) chloride		 UMICORE M42催化剂 934538-12-2 详细
[1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene]-[2-[[(4-methylphenyl)
imino]methyl]-4-nitrophenolyl]-[3-phenyl-1H-inden-1-ylidene]ruthenium(II) chloride		 [2-[[(4-甲基苯基)亚胺]甲基]-4-硝基-苯酚] [3-苯基-1H吲哚-1-亚基][1,3-二(2,4,6-三甲苯)-4,5-二氢咪唑]钌(II)一氯化物 934538-04-2 详细
[1,3-Bis(2,6-di-i-propylphenyl)-4,5-dihydroimidazol-2-ylidene]-[2-i-propoxy-5-(
trifluoroacetamido)phenyl]methyleneruthenium(II) dichloride omega CS1		 [1,3-二(2,6-二-异丙基苯基)-4,5-二氢咪唑-2-亚基]-[2-异丙氧基-5-(三氟乙酰氨基)苯基]亚甲基钌(II),二氯 1212008-99-5 详细
[2-(Dicyclohexylphosphino)ethyl]trimethylammonium chloride, min. 95% [2-(双环己基膦基)乙基]三甲基三甲基氯化铵 181864-78-8 详细
[mu-Bis(diphenylphosphino)methane]dichlorodigold(I), 99% [Μ-双(二苯基膦)甲烷]二氯代二金(I) 37095-27-5 详细
{[2-(i-propoxy)-5-(N,N-dimethylaminosulfonyl)phenyl]methylene}(
tricyclohexylphosphine)ruthenium(II) dichloride Zhan Catalyst-1C		 {[2-(异-丙氧基)-5-(N,N-二甲基氨基磺酰基)苯基]亚甲基}(三环己基膦)钌(II) 918871-44-0 详细
1-(2,4,6-Trimethylphenyl)-2-(dicyclohexylphosphino)imidazole, min. 95% [cataCXium?PICy] 详细
1-(2-Methoxyphenyl)-2-(dicyclohexylphosphino)pyrrole, min. 95% [cataCXium?POMeCy] 1 - (2-甲氧基苯基)-2- (二环己膦基)吡咯 672937-63-2 详细
1,1,1-Trifluoroacetylacetone,min. 98% 1,1,1-三氟-2,4-戊二酮 367-57-7 详细
1,1,1-Tris(diphenylphosphino)methane, 97% 1,1,1-三(二苯基膦基)甲烷 28926-65-0 详细
1,1,1-Tris(diphenylphosphinomethyl)ethane, min. 97% TRIPHOS 1,1,1-三(二苯基膦甲基)乙烷 22031-12-5 详细
1,10-Phenanthroline, anhydrous, 99% 1,10-菲罗啉 66-71-7 详细
1,1-Cyclobutanedicarboxylatodiammineplatinum (II), 99% (Carboplatin) 卡铂 41575-94-4 详细
1,1-Dichloro-2,2-difluoroethylene, min. 97% (Material sold in non-returnable cylinder) 1,1-二氯-2,2-二氟乙烯 79-35-6 详细
1,2,3,4,5-Pentaphenyl-1,3-cyclopentadiene, 99% 戊苯基-环戊二烯 2519-10-0 详细
1,2,3-Trimethylimidazolium methanesulfonate, 98% [TriMIM] [MeSO4] 1,2,3-三甲基咪唑甲磺酸 65086-12-6 详细
1,2-Bis(di-2-pyridylphosphino)ethane, min. 98% 1,2-双(二- 2 -吡啶基膦)乙烷 106308-26-3 详细
1,2-Bis(di-4-sulfonatophenylphosphino)benzene tetrasodium salt DMSO adduct 详细
1,2-Bis(dichlorophosphino)-1,2-dimethylhydrazine, min. 98% 1,2-双(二氯膦)-1,2-二甲基肼 37170-64-2 详细
1,2-Bis(dichlorophosphino)benzene, min. 97% 1,2-双(二氯磷酸基)苯 82495-67-8 详细
1,2-Bis(dichlorophosphino)ethane, min. 97% 1,2-双(二氯磷基)-乙烷 28240-69-9 详细
1,2-Bis(dicyclohexylphosphino)ethane, min. 98% 1,2-双(二环己基磷基)-乙烷 23743-26-2 详细
1,2-Bis(diethylphosphino)ethane, 98% 1,2-双(二乙基磷)乙烷 6411-21-8 详细
1,2-Bis(dimethoxyphosphoryl)benzene, 99% 1,2-双(二甲氧基磷基)-苯 15104-46-8 详细
1,2-Bis(dimethylphosphino)ethane, 98% DMPE 1,2-双(二甲基瞵)乙烷 23936-60-9 详细
1,2-Bis(dipentafluorophenylphosphino)ethane, 99% 1,2-双(二五氟代苯基磷基)-乙烷 76858-94-1 详细
1,2-Bis(diphenylphosphino)benzene, 98% 1,2-双(二苯基膦基)苯 13991-08-7 详细
1,2-Bis(diphenylphosphino)ethane monooxide, min. 97% 1,2-二(二苯基膦基)乙烷单氧化物 984-43-0 详细
1,2-Bis(diphenylphosphino)ethane nickel (II) chloride, 99% 1,2-双(二苯基膦)乙烷氯化镍 14647-23-5 详细
1,2-Bis(diphenylphosphino)ethane, 99% DIPHOS 1,2-双(二苯基膦)乙烷 1663-45-2 详细
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