Information card for entry 2021812

Structure parameters

• Common name: paracetamol formIII
• Chemical name: <i>N</i>-(4-Hydroxyphenyl)acetamid
• Formula: C8 H9 N O2
• Calculated formula: C8 H9 N O2
• Title of publication: Reassessment of paracetamol orthorhombic Form III and determination of a novel low-temperature monoclinic Form III-m from powder diffraction data
• Authors of publication: Reiss, Céleste A.; van Mechelen, Jan B.; Goubitz, Kees; Peschar, René
• Journal of publication: Acta Crystallographica Section C
• Year of publication: 2018
• Journal volume: 74
• Journal issue: 3
• Pages of publication: 392 - 399
• a: 11.8376 ± 0.00029 Å
• b: 8.5688 ± 0.0003 Å
• c: 14.81837 ± 0.00016 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 1503.09 ± 0.07 ų
• Cell temperature: 293 K
• Ambient diffraction temperature: 293 K
• Number of distinct elements: 4
• Space group number: 29
• Hermann-Mauguin space group symbol: P c a 21
• Hall space group symbol: P 2c -2ac
• RFsqd: 0.039
• Goodness-of-fit parameter for all reflections: 4.69
• Method of determination: powder diffraction
• Diffraction radiation probe: x-ray
• Diffraction radiation wavelength: 1.5418 Å
• Diffraction radiation type: CuKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes