英语词汇“paranthracene”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

paranthracene n.

Brit.

/pəˈranθrəsiːn/

U.S.

/pəˈrænθrəˌsin/

[ < para- prefix¹ + anthracene n., after German Paranthracen ( C. Graebe and C. Liebermann 1870, in Ann. der Chem. u. Pharm.: Suppl. 7 264)] a crystalline hydrocarbon, C₂₈H₂₀, which is a dimer of anthracene; usually called dianthracene.

ΚΠ

1873 I. Remsen tr. R. Fittig Wöhler's Outl. Organ. Chem. 405 Paranthracene, C¹⁴H¹⁰. When a cold saturated solution of anthracene in benzene is exposed to direct sunlight, tabular crystals of this compound..are deposited.

1922 J. J. Sudborough Bernthsen's Text-bk. Org. Chem. (new ed.) xxxii. 535 Anthracene is transformed by sunlight into the polymeric para-anthracene, (C₁₄H₁₀)₂.

1967 I. L. Finar Org. Chem. (ed. 5) I. xxix. 775 A saturated solution of anthracene in xylene, on exposure to light, forms crystals of the dimer, dianthracene (paranthracene).

单词	paranthracene
释义	> as lemmas paranthracene paranthracene n. Brit. /pəˈranθrəsiːn/ , U.S. /pəˈrænθrəˌsin/ [ < para- prefix¹ + anthracene n., after German Paranthracen ( C. Graebe and C. Liebermann 1870, in Ann. der Chem. u. Pharm.: Suppl. 7 264)] a crystalline hydrocarbon, C₂₈H₂₀, which is a dimer of anthracene; usually called dianthracene. ΚΠ 1873 I. Remsen tr. R. Fittig Wöhler's Outl. Organ. Chem. 405 Paranthracene, C¹⁴H¹⁰. When a cold saturated solution of anthracene in benzene is exposed to direct sunlight, tabular crystals of this compound..are deposited. 1922 J. J. Sudborough Bernthsen's Text-bk. Org. Chem. (new ed.) xxxii. 535 Anthracene is transformed by sunlight into the polymeric para-anthracene, (C₁₄H₁₀)₂. 1967 I. L. Finar Org. Chem. (ed. 5) I. xxix. 775 A saturated solution of anthracene in xylene, on exposure to light, forms crystals of the dimer, dianthracene (paranthracene). extracted from para-prefix¹ < as lemmas
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> as lemmas