Crystal and moleclar structures of 5-allyl-25-methoxy-26,27,28-tribenzoylcalix[4]arene
✍ Scribed by Alice Vrielink; Penelope W. Codding; C. David Gutsche; Lee-Gin Lin
- Publisher
- Springer Netherlands
- Year
- 1986
- Tongue
- English
- Weight
- 466 KB
- Volume
- 4
- Category
- Article
- ISSN
- 0923-0750
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## Abstract Treatment of 5,11,17,23‐tetrakis[(__p__‐carboxyphenyl)azo]‐25,26,27,28‐tetrahydroxy calix[4]arene (**2**) with HCl in DMF or NaOH in MeOH produced 5,11,17,23‐tetrakis[(__p__‐carboxyphenyl)azo]‐25,26,27,28‐tetrahydroxycalix[4]‐arene·4DMF (2·4DMF) and 5,11,17,23‐tetrakis[(__p__‐carboxyphe
Single-crystal X-ray study T = 173 K Mean '(C±C) = 0.007 A Ê Disorder in solvent or counterion R factor = 0.094 wR factor = 0.297 Data-to-parameter ratio = 15.9 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.