Bis(cyclopentadienyl)titanium(IV) dichloride 二氯二茂钛

CAS 1271-19-8 MFCD00003723

化学结构图

1271-19-8
SMILES: Cl[Ti]Cl.[CH]1[CH][CH][CH][CH]1.[CH]1[CH][CH][CH][CH]1

化学属性

Mol. FormulaC10H10Cl2Ti
Mol. Weight248.96
Density1.6
SolubilitySlightly soluble in water
TSCAYes
Melting Point260-280
Stability对空气敏感,对湿度敏感
Appearance red xtl.

别名和识别编码

Chemical NameBis(cyclopentadienyl)titanium(IV) dichloride
Synonym 二氯双(η5-2,4-环戊二烯-1-基)钛 Dichlorotitanocene DI(CYCLOPENTADIENYL)TITANIUM(IV) DICHLORIDE bis(eta(5)-cyclopentadienyl)titaniumdichloride Bis(π-cyclopentadienyl)titanium dichloride Dichlorobis(1,3-cyclopentadiene)titanium b Dichlorobis(1,3-cyclopentadiene)titanium Dichlorodicyclopentadienyltitanium Dichlorotitanocene -Cyclopentadienyl) {Chemicalbook} Dichlorodi-pi-cyclopentadienyltitanium BIS(CYCLOPENTADIENYL)TITANIUM(IV) DICHLORIDE 双(环戊二烯基)二氯化钛(IV) (DICYCLOPE Titanium, dichlorobis[η5-2,4-cyclopentadien-1-yl]- BIS(CYCLOPENTADIENYL)TITANIUM DICHLORIDE dichlorobis( DICHLORODICYCLOPENTADIENYLTITANIUM Dichlorobis(cyclopentadienyl)titanium 双(环戊二烯基)二氯化钛,二氯双(η5-2 bis(η-cyclopentadienyl)-titaniumchloride
CAS Number1271-19-8
EC Number215-035-9
Beilstein Registry Number2384789
MDL NumberMFCD00003723
Merck Number9482
PubChem Substance ID5284468
Chemical Name Translation二氯二茂钛
Wiswesser Line NotationL50J 0-TI-GG- 0L50J
LabNetwork Molecule IDLN00235684
InChIInChI=1S/2C5H5.2ClH.Ti/c2*1-2-4-5-3-1;;;/h2*1-3H,4H2;2*1H;/q2*-1;;;+4/p-2
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分类

  • {SNA} Catalysis and Inorganic Chemistry, Chemical Synthesis, Titanium
  • {uni_hamburg} no charge; metal-organic; other heterocycle; carbocycle; alicycle; fused rings; 3ring; 4ring; 5ring; 6ring; 1fragment; zwitterion

产品应用

  • 用于丁苯嵌段共聚物加氢,也用在苯甲醛和溴甲基丙烯酸合成α-γ-丁内酯。

相关文献及参考

  • For use, in combination with Mg metal, in formation of titanocycle intermediates, see: J. Org. Chem., 63, 9285 (1998); for reaction scheme, see Triphosgene, A14932.
  • Reacts with Grignard reagents with a ß-hydrogen atom (e.g. isobutyl or isopropyl) to form, in a catalytic cycle, a titanium hydride species, which reduces aldehydes, ketones and esters to alcohols: Tetrahedron Lett., 21, 2171, 2175 (1980). The same combination effects regioselective cis-hydromagnesation of alkynes to give alkenyl Grignard reagents: Tetrahedron Lett., 22, 85 (1981); J. Chem. Soc., Chem. Commun., 718 (1981). For application in a highly stereospecific synthesis of vinylsilanes in excellent yields, see: Tetrahedron Lett., 24, 1041 (1983):
  • For further examples of the hydroxymagnesation of alkynes, see: Org. Synth. Coll., 8, 507 (1993). Similarly π-allyl complexes with 1,3-dienes can be generated, which react regio-and stereo-selectively with aldehydes to give homoallylic alcohols: J. Chem. Soc., Chem. Commun., 621 (1984):
  • A similar reagent can be prepared by reaction with the Simmons-Smith adduct (see Diiodomethane, A15457) and used for the methylenation of ketones in excellent yields: Tetrahedron Lett., 24, 2043 (1983).
  • Merck: 14,9482 Beilstein: 16,IV,1769
  • Short: III/20b
  • Short: III/35D5
  • Short: III/10a
  • In combination with trimethyaluminum, generates an ylide (Tebbe reagent): J. Am. Chem. Soc., 100, 3611 (1978), which transfers a methylene group not only to aldehydes and ketones (cf Wittig reaction) but also to the carbonyl groups of esters and lactones: J. Am. Chem. Soc., 102, 3270 (1980):
  • Merck: 14,9482

安全信息

Signal word
GHS Symbol
WGK Germany3
Safety Statements
  • S36 Wear suitable protective clothing 穿戴适当的防护服;
  • S6 Keep under ... (inert gas to be specified by the manufacturer) 将该物质保存在生产厂家指定的惰性气体中;
  • S45 In case of accident or if you feel unwell seek medical advice immediately (show the label where possible) 发生事故时或感觉不适时,立即求医(可能时出示标签);
  • S7/8 Keep container tightly closed and dry 保存在严格密闭容器中,保持干燥;
  • S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 眼睛接触后,立即用大量水冲洗并征求医生意见;
  • S36/37/39 Wear suitable protective clothing, gloves and eye/face protection 穿戴适当的防护服、手套和眼睛/面保护;
Risk Statements
  • R37/38 Irritating to respiratory system and skin 对呼吸系统和皮肤有刺激性
  • R34 Causes burns 会导致灼伤
  • R61 May cause harm to the unborn child 可能对未出生的婴儿导致伤害
  • R40 Limited evidence of a carcinogenic effect 有限证据表明其致癌作用
  • R33 Danger of cumulative effects 有累积作用的危险
  • R68 Possible risk of irreversible effects 可能有不可挽回的作用的危险
  • R20/21/22 Harmful by inhalation, in contact with skin and if swallowed 吸入、皮肤接触和不慎吞咽有害
  • R20/22 Harmful by inhalation and if swallowed 吸入和不慎吞咽有害
  • R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
  • R41 Risk of serious damage to eyes 有严重损伤眼睛的危险
Precautionary statements
  • P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。
  • P304+P340+P312
  • P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
  • P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
  • P271 Use only outdoors or in a well-ventilated area.? 只能在室外或通风良好的地方使用。
  • P305+P351+P338
  • P302+P352+P312+P362+P364
  • P501 Dispose of contents/container to..… 处理内容物/容器.....
  • P305+P351+P338+P337+P313
  • P301+P312+P330
  • P270 Do not eat, drink or smoke when using this product. 使用本产品时不要吃东西,喝水或吸烟。
RTECSXR2050000
Storage condition 对空气和湿度敏感,密封保存。 Air & Moisture Sensitive
Packing GroupII
UN Number UN3096 UN3261
Hazard Codes Xi,T T;Xi Xi
Hazard statements
  • H315 Causes skin irritation 会刺激皮肤
  • H335 May cause respiratory irritation 可能导致呼吸道刺激
  • H302+H312+H332
Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves
Hazard Class8
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intramuscular
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 720 mg/kg/2Y-I
TOXIC EFFECTS :
   Tumorigenic - neoplastic by RTECS criteria
   Blood - lymphoma, including Hodgkin's disease
   Tumorigenic - tumors at site of application
REFERENCE :
   NCIUS* Progress Report for Contract No. PH-43-64-886, Submitted to the
   National Cancer Institute by The Institute of Chemical Biology, University
   of San Francisco.  (San Francisco, CA 94117)  Volume(issue)/page/year:
   PH43-64-886

TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Intramuscular
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 900 mg/kg/2Y-I
TOXIC EFFECTS :
   Tumorigenic - neoplastic by RTECS criteria
   Musculoskeletal - tumors
   Tumorigenic - tumors at site of application
REFERENCE :
   PWPSA8 Proceedings of the Western Pharmacology Society.  (Univ. of
   California Dept. of Pharmacology, Los Angeles, CA 90024)  V.1-    1958-
   Volume(issue)/page/year: 14,68,1971

TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Intramuscular
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 430 mg/kg/81W-I
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Blood - lymphoma, including Hodgkin's disease
   Tumorigenic - tumors at site of application
REFERENCE :
   NCIUS* Progress Report for Contract No. PH-43-64-886, Submitted to the
   National Cancer Institute by The Institute of Chemical Biology, University
   of San Franc

TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 26 gm/kg/2Y-I
TOXIC EFFECTS :
   Tumorigenic - equivo

TYPE OF TEST            : TD - Toxic

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 25 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NCIUS* Progress Report for Contract No. PH-43-64-886, Submitted to the
   National Cancer Institute by The Institute of Chemical Biology, University
   of San Francisco.  (San Francisco, CA 94117)  Volume(issue)/page/year:
   PH43-64-886

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 60 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Behavioral - changes in motor activity (specific assay)
REFERENCE :
   NCIUS* Progress Report for Contract No. PH-43-64-886, Submitted to the
   National Cancer Institute by The Institute of Chemical Biology, University
   of San Francisco.  (San Francisco, CA 94117)  Volume(issue)/page/year:
   PH43-64-886

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 180 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems
   Laboratory, NIOSH Exchange Chemicals.  (Aberdeen Proving Ground, MD 21010)
   Volume(issue)/page/year: NX#00774

TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Salmonella typhimurium
DOSE/DURATION           : 100 ug/plate
REFERENCE :
   ENMUDM Environmental Mutagenesis.  (New York, NY)  V.1-9, 1979-87.  For
   publisher information, see EMMUEG.  Volume(issue)/page/year: 5(Suppl
   1),3,1983

TYPE OF TEST            : Morphological transformation
TEST SYSTEM             : Rodent - rat Embryo
DOSE/DURATION           : 2960 ug/L
REFERENCE :
   JJIND8 JNCI, Journal of the National Cancer Institute.  (Washington, DC)
   V.61-79, 1978-87. For publisher information, see JNCIEQ.
   Volume(issue)/page/year: 67,1303,1981

TYPE OF TEST            : Morphological transformation
TEST SYSTEM             : Rodent - mouse Fibroblast
DOSE/DURATION           : 800 ug/L
REFERENCE :
   JJIND8 JNCI, Journal of the National Cancer Institute.  (Washington, DC)
   V.61-79, 1978-87. For publisher information, see JNCIEQ.
   Volume(issue)/page/year: 67,1303,1981

TYPE OF TEST            : Morphological transformation
TEST SYSTEM             : Rodent - hamster Embryo
DOSE/DURATION           : 100 ug/L
REFERENCE :
   JJIND8 JNCI, Journal of the National Cancer Institute.  (Washington, DC)
   V.61-79, 1978-87. For publisher information, see JNCIEQ.
   Volume(issue)/page/year: 67,1303,1981

TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 60 mg/kg
SEX/DURATION            : female 10 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - craniofacial
   (including nose and tongue)
REFERENCE :
   TXCYAC Toxicology.  (Elsevier Scientific Pub. Ireland, Ltd., POB 85,
   Limerick, Ireland) V.1-    1973-  Volume(issue)/page/year: 33,171,1984

TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 30 mg/kg
SEX/DURATION            : female 10 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
   e.g., stunted fetus)
REFERENCE :
   TXCYAC Toxicology.  (Elsevier Scientific Pub. Ireland, Ltd., POB 85,
   Limerick, Ireland) V.1-    1973-  Volume(issue)/page/year: 33,171,1984

其他信息

  • F:8-10-21
  • Acros Organics:二氯二茂钛 Bis(cyclopentadienyl)titanium dichloride, 97%(1271-19-8)
  • 图谱信息:二氯二茂钛(1271-19-8)核磁图( 1 HNMR) 二氯二茂钛(1271-19-8)红外图谱(IR1) 二氯二茂钛(1271-19-8)质谱(MS)
  • MOL 文件:1271-19-8.mol
  • 海关编码:29310095
  • 外观性质:在水中慢慢分解,溶于芳香烃、THF、卤化溶剂、乙脲。微溶于氯仿,乙醇< 1mg/L,丙酮< 1mg/L。熔点:289-291℃密度:1.6
  • 用途一:是一种高效加氢催化剂,主要用于烯烃聚合及加氢反应中,医药上可作为一种高效低毒的活性物质
  • MSDS 信息:Titanocene dichloride(1271-19-8).msds
  • 用途二:用于丁苯嵌段共聚物加氢,也用在苯甲醛和溴甲基丙烯酸合成α-γ-丁内酯。
  • TSCA:Yes
  • TCI Shanghai:二氯双(环戊二烯基)钛 Titanocene Dichloride,>;95.0%(T)(1271-19-8)
  • 在水中慢慢分解,溶于芳香烃、THF、卤化溶剂、乙脲。微溶于氯仿,乙醇< 1mg/L,丙酮< 1mg/L。
  • Alfa Aesar:双(环戊二烯)二氯化钛,99+% Bis(cyclopentadienyl)titanium dichloride, 99+%(1271-19-8)
  • 敏感性:Air & Moisture Sensitive
  • Sigma Aldrich:1271-19-8(sigmaaldrich)
  • 二氯二茂钛价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2014/06/02 T0616 二氯二茂钛 Titanocene Dichloride 5G 252元 2014/06/02 T0616 二氯二茂钛 Titanocene Dichloride 25G 661元 2010/06/21 215760100 二氯二茂钛 Bis(cyclopentadienyl)titanium dichloride 97% 10 GR 376元

系列性分类


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