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1. The hydrocarbon must be an alkene.

2. In order to make the content of alkene in FCC gasoline meet the requirements of the national new standard, the alkene in FCC gasoline must be transferred into isobutene and aromatic hydrocarbon.

3. Synthesis of soluble fluorinated alkene with hydroxyl and preparation of fluorinated polyurethane coatings were described.

4. A hydrocarbon was known to be either an alkene or alkane.

5. This paper reviewed the researches of alkene on physiological efficacy, construction and its formation mechanism.

6. Pyrolysis gasoline contents high alkene[sentencedict.com], so it can not be sold as commercial gasoline.

7. The nucleophiles include alkene, alkyne, alcohol, acid, amine, water, etc.

8. The computation indicated that the stable silicyl alkene is produced by the addition reaction of silicon alkyne and hydro-gen.

9. The betaine will collapse to the alkene only when these two functions are eclipsed.

10. Tungstogermanic acid as a catalyst for dehydration of alcohol to form ether or alkene is reported.

11. Compared with crude petroleum, F-T synthetic crude oil mainly has paraffin and alkene, containing few cycloparaffin and arene, with extremely low sulfur and nitrogen.

12. This paper mainly studies the effect of pressure, LHSV, temperature and mole ratio of alcohol and alkene on conversion ratio of tertiary amylene.

13. The burst part in convection section of a tube of F108 cracking furnace in alkene factory, Liaoyang Petrochmical Company, was analyzed.

14. F500 series of waterborne fluorocarbon resins are prepared by emulsion polymerization with chlorotrifluoroethylene and non-fluoro alkene as raw materials.

15. The preparation of sodium malonyloxyborohydride in situ and its selective hydroboration alkene are described.

16. The preparation of potassium malonyloxyborohydride in situ and its selective hydroboration alkene are described.

17. Usage: 1. Using as high efficiency inhibitor for vinyl monomer and conjugate alkene.

18. The material of the antiskid sheets is synthetic rubber, such as artificial rubber or butyl benzene alkene artificial rubber.

19. Fluidity improver H89 2 (terpolymer) used to depress the pour point of waxy crude oil was synthesized from alkene, fatty acid alkenyl ester and alkenyl amide.

20. By the geometric principle, the distances among the vertices adjacent to the double bond were quantified, based on which a modified distance matrix(MD) of the alkene molecular graph was constructed.

21. The analysis results showed that the rapid and accurate determination of alkene content in jet fuels can be achieved by using near infrared spectrum analysis.

22. In their lab studies, 2-ACP latched onto a type-2 alkene called acrolein and prevented the toxin from damaging nerve cells.

23. Baylis - Hillman reaction is the catalyzed coupling an activated alkene with electrophiles to form multifunctional molecules.

24. Result showed that both oils contain alkane, alcohol, ester, ketone, acid, phenol and alkene, and the main components are tricosane , pentacosane and heptacosane.

25. Supercritical conditions can enhance the conversion of isooctane but lower the alkene selectivity simultaneously.