成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天

ChemicalBook--->CAS DataBase List--->6974-12-5

6974-12-5

6974-12-5 Structure

6974-12-5 Structure
IdentificationMore
[Name]

TRANS-1,4-DIBROMO-2-BUTENE
[CAS]

6974-12-5
[Synonyms]

1,4-DIBROMO-2-BUTENE
1,4-DIBROMO-2-BUTYLENE
(e)-1,4-dibromobut-2-ene
TRANS-1,4-DIBROMO-2-BUTENE
TRANS-1,4-DIBROMOBUT-2-ENE
1,4-dibromo-2-buten
TL 80
tl80
1,4-dibromobut-2-ene
Cis-1,4-DibromoButene
[EINECS(EC#)]

212-472-7
[Molecular Formula]

C4H6Br2
[MDL Number]

MFCD00000249
[Molecular Weight]

213.9
[MOL File]

6974-12-5.mol
Chemical PropertiesBack Directory
[Melting point ]

48-51 °C(lit.)
[Boiling point ]

205 °C(lit.)
[density ]

1.9393 (estimate)
[refractive index ]

1.5430 (estimate)
[Fp ]

113 °C
[storage temp. ]

0-6°C
[color ]

colorless to slightly brown
[CAS DataBase Reference]

6974-12-5(CAS DataBase Reference)
Safety DataBack Directory
[Hazard Codes ]

T
[Risk Statements ]

R25:Toxic if swallowed.
R34:Causes burns.
[Safety Statements ]

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
[RIDADR ]

UN 2923 8/PG 2
[WGK Germany ]

2
[RTECS ]

EM4725000
[F ]

8-19
Raw materials And Preparation ProductsBack Directory
[Raw materials]

Bromide
[Preparation Products]

2-Phenyl-1,2,3,4-tetrahydronaphthalene-->TRANS-2-BUTENE-1,4-DICARBOXYLIC ACID
Hazard InformationBack Directory
[Chemical Properties]

Thallus crystal. The melting point is 54°C and the boiling point is 74-76°C (0.24kPa).
[Uses]

Trans-1,4-dibromo-2-butene can be used as an organic synthesis intermediate.
[Synthesis]

Trans-1,4-dibromo-2-butene is obtained by reacting 1,3-butadiene with bromine.
6974-12-5 suppliers list
Company Name: Alchem Pharmtech,Inc.
Tel: 8485655694
Website: www.is0513.com/ShowSupplierProductsList454175/0.htm
Company Name: career henan chemical co
Tel: +86-0371-86658258 +8613203830695 , +8613203830695
Website: www.coreychem.com
Company Name: Hefei TNJ Chemical Industry Co.,Ltd.
Tel: +86-0551-65418671 +8618949823763 , +8618949823763
Website: www.tnjchem.com
Company Name: Dayang Chem (Hangzhou) Co.,Ltd.
Tel: 571-88938639 +8617705817739 , +8617705817739
Website: https://www.dycnchem.com/
Company Name: CD Chemical Group Limited
Tel: +8615986615575 , +8615986615575
Website: http://www.codchem.com/
Company Name: LEAP CHEM CO., LTD.
Tel: +86-852-30606658
Website: www.leapchem.com
Company Name: Hangzhou MolCore BioPharmatech Co.,Ltd.
Tel: +86-057181025280; +8617767106207 , +8617767106207
Website: https://www.molcore.com/
Company Name: GIHI CHEMICALS CO.,LIMITED
Tel: +8618058761490 , +8618058761490
Website: www.gihichem.com/
Company Name: Hebei Weibang Biotechnology Co., Ltd
Tel: +8615350571055 , +8615350571055
Website: www.weibangbio.com/
Company Name: XIAMEN AMITY INDUSTRY AND TRADE CO., LTD.
Tel: +8618950047208 , +8618950047208
Website: www.amitychem.com
Company Name: Mainchem Co., Ltd.
Tel: +86-86-05926210733 +8618030271905 , +8618030271905
Website: www.mainchem.com
Company Name: Mainchem Co., Ltd.  
Tel: +86-0592-6210733
Website: https://www.mainchem.com
Company Name: JinYan Chemicals(ShangHai) Co.,Ltd.  
Tel: 13817811078
Website: www.jingyan-chemical.com
Company Name: XiaoGan ShenYuan ChemPharm co,ltd  
Tel: 15527768850
Website: www.farchem.com/
Company Name: Shanghai Meishui Chemical Technology Co., Ltd  
Tel: 021-60549325 18616193163
Website: www.is0513.com/ShowSupplierProductsList16215/0.htm
Company Name: RiZhao LiDeShi Chemical Co., Ltd.  
Tel: 010-51268198
Website: www.is0513.com/ShowSupplierProductsList16250/0.htm
Company Name: SHANGHAI BANGCHENG CHEMICAL Co.,Ltd.  
Tel: 021-69106960 13701823733
Website: http://www.bangchengchem.com/
Company Name: Beijing Xinsavi Chemical Technology Co., Ltd.  
Tel: 010-56218822 13717722232
Website: www.is0513.com/showsupplierproductslist16441/0.htm
Tags:6974-12-5 Related Product Information
3234-02-4 21285-46-1 821-06-7

This site uses cookies
This website uses cookies and similar technologies to store and retrieve information about your use of this website. This information helps us to provide, analyse and improve our services, which may include personalised content or advertising. We may share this information with Google and other third parties. This cookies are necessary for our website to work properly . By clicking "Continue" or continuing to browse our site you are agreeing to our and our partners use of cookies.
Accept