ChemicalBook--->CAS DataBase List--->645-49-8

645-49-8

645-49-8 Structure

645-49-8 Structure
IdentificationMore
[Name]

CIS-STILBENE
[CAS]

645-49-8
[Synonyms]

CIS-1,2-DIPHENYLETHYLENE
CIS-A B-DIPHENYLETHYLENE
CIS-BIBENZAL
CIS-BIBENZYLIDENE
CIS-STILBEBE
CIS-STILBENE
CIS-TOLUYLENE
ISOSTILBENE
(1,2-Ethenediyl)-1,1-bisbenzene, (Z)-
(Z)-1,2-Diphenylethene
(Z)-1,2-Diphenylethylene
[(Z)-2-Phenylethenyl]benzene
1,1’-(1,2-ethenediyl)bis-,(Z)-Benzene
1,2-Diphenylethene, (Z)-
1,cis-2-Diphenylethene
1,cis-2-Diphenylethylene
1’-(1,2-ethenediyl)bis-(z)-benzen
Benzene, 1,1'-(1,2-ethenediyl)bis-, (Z)-
Benzene, 1,1'-(1,2-ethenedyl)bis-, (Z)-
benzene,1,1’-(1,2-ethenediyl)bis-,(Z)-
[EINECS(EC#)]

211-445-7
[Molecular Formula]

C14H12
[MDL Number]

MFCD00004788
[Molecular Weight]

180.25
[MOL File]

645-49-8.mol
Chemical PropertiesBack Directory
[Appearance]

pale yellow liquid
[Melting point ]

-5°C
[Boiling point ]

82-84 °C0.4 mm Hg(lit.)
[density ]

1.011 g/mL at 25 °C(lit.)
[refractive index ]

n20/D 1.622(lit.)
[Fp ]

>230 °F
[storage temp. ]

2-8°C
[form ]

clear liquid
[color ]

Colorless to Yellow to Green
[Stability:]

Stable. Combustible. Incompatible with strong oxidizing agents.
[Water Solubility ]

Immiscible with water. Miscible with ethanol.
[Merck ]

14,8817
[BRN ]

1616739
[InChI]

1S/C14H12/c1-3-7-13(8-4-1)11-12-14-9-5-2-6-10-14/h1-12H/b12-11-
[InChIKey]

PJANXHGTPQOBST-QXMHVHEDSA-N
[SMILES]

c1ccc(cc1)\C=C/c2ccccc2
[LogP]

4.830 (est)
[CAS DataBase Reference]

645-49-8(CAS DataBase Reference)
[EPA Substance Registry System]

cis-Stilbene (645-49-8)
Safety DataBack Directory
[Symbol(GHS) ]

Exclamation Mark (GHS07)
GHS07
[Signal word ]

Warning
[Hazard statements ]

H319
[Precautionary statements ]

P305+P351+P338
[Hazard Codes ]

Xi
[Risk Statements ]

R36/38:Irritating to eyes and skin .
[Safety Statements ]

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
[WGK Germany ]

3
[RTECS ]

DA0513600
[HS Code ]

29029090
[Storage Class]

10 - Combustible liquids
[Hazardous Substances Data]

645-49-8(Hazardous Substances Data)
Hazard InformationBack Directory
[General Description]

Oily yellow liquid. Freezing point 5°C. Insoluble in water. Soluble in ethanol. Unstable relative to the trans isomer, which is a solid with a melting point of 122-124°C.
[Reactivity Profile]

CIS-STILBENE(645-49-8) may react vigorously with strong oxidizing agents. May react exothermically with reducing agents to release gaseous hydrogen.
[Air & Water Reactions]

Sensitive to prolonged exposure to air and light [Lancaster]. Insoluble in water.
[Fire Hazard]

Flash point data for this chemical are not available, however CIS-STILBENE is probably combustible.
[Chemical Properties]

pale yellow liquid
[Uses]

cis-Stilbene: stilbene and its natural derivatives such as resveratrol and vitisins inhibits Staphylococcus aureus hemolytic activity and biofilm formation without affecting its bacterial growth
[Definition]

ChEBI: Cis-stilbene is the cis-isomer of stilbene.
[Purification Methods]

Purify it by chromatography on alumina using hexane and distil it under vacuum. (The final product contains ca 0.1% of the trans-isomer.) [Lewis et al. J Am Chem Soc 107 203 1985, Saltiel J Phys Chem 91 2755 1987, Beilstein 5 H 630.]
Spectrum DetailBack Directory
[Spectrum Detail]

CIS-STILBENE(645-49-8)MS
CIS-STILBENE(645-49-8)1HNMR
CIS-STILBENE(645-49-8)13CNMR
CIS-STILBENE(645-49-8)IR1
CIS-STILBENE(645-49-8)Raman
Well-known Reagent Company Product InformationBack Directory
[Alfa Aesar]

cis-Stilbene, 97%(645-49-8)
[Sigma Aldrich]

645-49-8(sigmaaldrich)
[TCI AMERICA]

cis-Stilbene,>95.0%(GC)(645-49-8)
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