User:EdChem

Userboxes This editor is a Veteran Editor II and is entitled to display this Bronze Editor Star. en This user is a native speaker of the English language. This user comes from the Land Down Under. PhD This user has a Doctor of Philosophy degree in Chemistry. This user is a chemist. This user has published peer-reviewed articles in academic journals. This user is a participant in WikiProject Chemistry. This user is a participant in WikiProject Chemicals. This user is a participant in WikiProject Cricket. This user has been identified as an Awesome Wikipedian and was awarded his own day. Featured Article status rhodocene . This user has a Triple Crown. This user helped promote rhodocene to featured article status. This user helped promote Rhodocene to good article status. This user helped promote Hans Freeman to good article status. This user has written or expanded 49 and nominated 10 other articles featured in the Did You Know section on the Main Page. This user's DYK contributions are recognized with 4 entries in the DYK Hall of Fame. This user has been on Wikipedia for 16 years, 3 months and 19 days.

This editor is a Grand Tutnum and Veteran Editor II and is entitled to display this Book of Knowledge with Coffee Cup Stain and Bronze Editor Star.

Articles I Started

• (+)-Benzo[a]pyrene-7,8-dihydrodiol-9,10-epoxide‎ — DYK version (15 797 bytes)
• Ahmad Hashim Abd al-Isawi — DYK nom (21 455 bytes)
• Aluminium sulfacetate — DYK version (5 811 bytes)
• The American Journal of Forensic Medicine and Pathology — 1 828 bytes
• Brittany CoxXx — DYK version (28 023 bytes)
• Buntine Oration — DYK version (20 025 bytes)
• Cysteine-rich secretory protein — DYK version (9 929 bytes)
• e-baby — DYK version (16 913 bytes)
• Carl Higbie — 37 558 bytes (incomplete BLP)
• County Judge — from redirect to 14 431 bytes
  (incomplete)
• Indian Journal of Medical Research — DYK version (6 809 bytes)
• The International Journal of Aviation Psychology — 3 435 bytes
• International Journal of Science and Mathematics Education — 3 109 bytes
• Sir Pardey Lukis — DYK version (5 499 bytes)
• Molybdocene dichloride — 7 419 bytes
• Tomasz Narkun — DYK version (9 937 bytes)
• James Oakley — 55 712 bytes (incomplete BLP)
• Organic Geochemistry — 3 639 bytes
• Pediatric Anesthesia — 1 597 bytes
• Predatory conference — DYK version (26 458 bytes)
• Pyrithione — DYK version (25 026 bytes)
• Colin Raston — DYK version (15 723 bytes)
• Rhodocene — FA promotion (75 764 bytes)
• Scolopendra cataracta — DYK version (7 426 bytes)
• Section 127 of the Australian Constitution — DYK version
  (18 706 bytes)
• Six Dance Lessons in Six Weeks — from redirect to DYK version (12 566 bytes)
• Tetrakis[3,5-bis(trifluoromethyl)phenyl]borate — DYK version (12 434 bytes)
• Timothy N. Philpot — DYK version (17 855 bytes)
• Vyacheslav Vasilevsky — DYK version (13 625 bytes)
• Shamil Zavurov — DYK version (17 360 bytes)
• Trent Zimmerman — collaboratively developed from undeletion (3 836 bytes) to DYK version (12 461 bytes)
• Zeitschrift für Kristallographie – Crystalline Materials — DYK version (20 779 bytes)
• Zeitschrift für Kristallographie – New Crystal Structures — 6 360 bytes
• Articles for the academic journal Zeitschrift für Naturforschung (main article, 2 391 bytes):
  • Journal of Physical Sciences — Zeitschrift für Naturforschung A (2 911 bytes)
  • Journal of Chemical Sciences — Zeitschrift für Naturforschung B (4 015 bytes)
  • Journal of Biosciences — Zeitschrift für Naturforschung C (3 163 bytes)

Articles that I Substantially Expanded

• Aluminium triacetate — expanded from new stub (1 120 bytes) to DYK version (33 655 bytes)
• Aromatization — expanded from stub-class (2 017 bytes) to DYK version (79 660 bytes)
• Asparagusic acid — expanded from stub-class (4 041 bytes) to DYK version (17 154 bytes)
• Australian College of Educators — expanded from stub-class (3 049 bytes after being stubbed as a copyvio) to DYK version (14 803 bytes)
• Benzylamine — expanded from start-class (4 378 bytes) to DYK version (20 442 bytes)
• Captodative effect — I made these changes and was added as an editor for the DYK by the reviewer.
• Explore: The Journal of Science & Healing — expanded from stub-class (2 443 bytes) to DYK version (15 096 bytes) including edits by Headbomb, Jytdog, and Randykitty
• Hans Freeman — expanded from a stub-class (604 bytes) to a GA version of 24 929 bytes
• Hexafluorophosphate — expanded from 2 340 bytes to 17 217 bytes including a 1 346 byte contribution from Smokefoot
• Homosexuals Anonymous — expanded from 8 747 bytes to a DYK version of 33 806 bytes
• Insertion reaction — nominated for DYK and added about 14 000 bytes
• Jason Graae — expanded from a stub-class unreferenced BLP (2 127 bytes) to DYK version (27 027 bytes)
• David Kato — nominated for DYK and added about 2 000 bytes
• Latisemin — expanded to include in 6-article hook for DYK
• Peter Maitlis — expanded from 1 995 bytes to a DYK version of 14 724 bytes
• Tantalum(V) ethoxide — expanded from 5 361 bytes to a DYK version of 19 444 bytes

Collaborations

With User:Paralympiakos

October – November 2010 — produced 7 new articles (107 624 bytes) plus 7 joint DYK credits:

• 2010 M-1 Challenge Season — New article, DYK nom
  (22 138 bytes: 4 082 B Paralympiakos, 14 706 B from EdChem)
• Artiom Damkovsky — New article, DYK nom (14 223 bytes: 4 899 B Paralympiakos, 9 296 B from EdChem)
• Kenny Garner — New article, DYK nom (11 107 bytes: 2 776 B from Paralympiakos, 8 331 B from EdChem
• Maxim Grishin — New article, DYK nom (16 167 bytes: 9 740 B from Paralympiakos, 6 427 B from EdChem)
• Guram Gugenishvili — New article, DYK nom (15 060 bytes: 6 846 B from Paralympiakos, 8 105 B from EdChem)
• Rafał Moks — New article, DYK nom (11 889 bytes: 5 607 B from Paralympiakos, 6 168 B from EdChem)
• Magomed Sultanakhmedov — New article, DYK nom (20 968 bytes: 10 235 B from Paralympiakos, 10 406 B from EdChem)

With user:Imminent77

December 2016 – January 2017 — expansion of 1 article for DYK:

• Stöber process — Expanded from 1698 char., 260 words to DYK version: 19 717 char., 2 957 words (35 701 bytes: 22 732 B from Imminent77, 15 745 B from EdChem)

With user:DMacks

January 2017 — produced 1 new article and 1 expansion (71 061 bytes) plus 2 joint DYK credits:

• Hexamethylbenzene — Expanded from 950 char., 135 words to DYK nom: 13 393 char., 1 968 words (36 442 bytes: )
• Trifluoroperacetic acid — New article, DYK nom: 10 769 char., 1 522 words (34 619 bytes: )

With user:Doug Coldwell

January 2017 — produced 2 new articles and 2 expansions (88 928 bytes) plus 3 joint DYK credits, and 1 individual credit for Doug:

• Elizabeth Plankinton — Expanded from 386 char., 52 words to DYK version: 6 822 char., 1 113 words (23 021 bytes: 10 229 B from Doug, 13 014 B from EdChem)
• Elizabeth Plankinton House — New article, DYK version: 6 803 char., 1 126 words (16 012 bytes: 7 473 B Doug, 8 865 B from EdChem)
• John Plankinton — New article, DYK version: 11 492 char., 1 896 words (33 000 bytes: 15 350 B from Doug, 17 313 B from EdChem)
• Richard Henry Park — Expanded from 649 char., 114 words to DYK nom: 7 291 char., 1 217 words (16 895 bytes: 2 962 B from Doug, 13 949 B from EdChem)

Stubs I Created

• Edward I. Solomon — first draft
• Leonard Francis Lindoy — first draft
• P. G. Owston — added 5 198 bytes of present 6 141 bytes

Other Contributions

Cricket Graphs

I have provided cricket batting graphs for the following players:

• Australia – Michael Clarke (Tests and ODIs)
• England – Ian Bell (Tests and ODIs), Matt Prior (Tests), Andrew Strauss (Tests)
• India –
  Mahendra Dhoni
  (Tests)
• South Africa – Ashwell Prince (Tests)

Images can be seen below. Requests for new graphs can be made at

Unreferenced BLPs

Adding references to articles from the

• October 2010 — 39 references added to 11 articles
• November 2010 — 63 references added to 11 articles
• December 2010 — 5 references added to 1 article plus 3 DYK non-self noms

Details recorded at User:EdChem/uBLPs

Disambiguation Pages

• Cyrille — redirect converted to 6 931 byte dab page – comparison diff
• Michael Johnson — developed from 2 560 bytes to 4 225 bytes – comparison diff
• McSweeney — developed from 489 bytes to 2 181 bytes – comparison diff
• Pantoja — started page, developed to 2 819 bytes
• Sass — developed from 278 bytes to 2 056 bytes – comparison diff
• Scanlon — developed from 594 bytes to 6 333 bytes – comparison diff
• Tomasz
• Vasilevsky — redirect converted to 1 127 byte dab page – comparison diff
• Vyacheslav — started page, developed to 22 465 bytes

DAB Challenge

The disambiguation (DAB) challenge is a monthly competition to fix links that direct to DAB pages, from a monthly list – the Disambiguator Hall of Fame lists the top four contributors from each month.

• October 2010 — placed 14^th and repaired 155 links

Cumulative list of repaired links can be found here

Images I Uploaded

Chemical Structures

• 
  [(η⁵-C₅H₅)Rh(η⁴-C₅H₆)], the "protonated" rhodocene that forms in aqueous solution (*)
• 
  obtuse angle between the cyclobutene

  rings
• 
  Staggered ferrocene and eclipsed ruthenocene (*)
• 
  A planar chiral derivative of ferrocene (*)
• 
  The non-coordinating tetrakis(3,5-bis(trifluoromethyl)phenyl)borate ion, B[3,5-(CF₃)₂C₆H₃]₄⁻
• 
  Structure of (+)-benzo[a]pyrene-7,8-dihydrodiol-9,10-epoxide
• 
  Alizarin (H₂Az) complex Ca[Al(OH)(H₂O)Az₂]•2H₂O with mordant Al(OAc)₃
• 
  Steven Bachrach's structure of the dication of hexamethylbenzene, C₆Me₆²⁺
• 
  Organozinc

  complex [(η⁵-C₅Me₅)Zn(η¹-Me)]

Images marked (*) I uploaded the original image but a higher quality file (usually SVG) now exists and is displayed

Chemical Equations and Larger Illustrations

• 
  Temperature-controlled

  dimer

  (*)
• 
  One-pot synthesis of [(η⁵-C₅ⁱPr₅)₂Rh]PF₆ from [(η⁵-C₅Me₅)₂Rh]PF₆, involving the formation of 20 new carbon-carbon bonds (*)
• 
  dimer

  [(η⁵-C₅Me₅)RhCl(μ-Cl)]₂
• 
  anion in an organometallic

  system forming [(η⁵-C₅Me₅)Rh(μ-OPF₂O)₃Rh(η⁵-C₅Me₅)]PF₆
• 
  Linkage isomerism in the decaphenylferrocene

  , [(η⁵-C₅Ph₅)₂Fe], system
• 
  Synthesis of 1,2,3-tri-tert-butylrhodocenium cation, [(η⁵-C₅^tBu₃H₂)Rh(η⁵-C₅H₅)]⁺, from 1,2,3-tri-tert-butyl-3-vinyl-1-cyclopropene (*)
• 
  Selected bond lengths (Å) (left) and bond angles (°) (right) for the unsubstituted (top) and substituted (bottom) cyclopentadienyl ligands in the cation from the salt [(η⁵-C₅^tBu₃H₂)Rh(η⁵-C₅H₅)]BF₄
• 
  Structures of the hexafluorophosphate salts of rhodocenylferrocene, 1,1'-dirhodocenylferrocene, and 1-cobaltocenyl-1'-rhodocenylferrocene (from left to right) (*)
• 
  Synthesis of the 1-cobaltocenyl-1'-rhodocenylferrocene cation, [(η⁵-C₅H₅)Rh(μ-η⁵:η⁵-C₅H₄–C₅H₄)Fe(μ-η⁵:η⁵-C₅H₄–C₅H₄)Co(η⁵-C₅H₅)]²⁺ (*)
• 
  Cyclodimerisation of 2-methylthioacrylonitrile and an intramolecular cyclisation illustrating [2+2] reactions of captodative olefins (*)
• 
  Synthesis of acetylferrocene from dicyclopentadiene
• 
  The Wagner-Jauregg reaction
• 
  Example of the Wulff–Dötz reaction with liberation of the phenol by ceric ammonium nitrate oxidation
• 
  Cyclotrimerisation aromatization reaction with all three alkyne moieties tethered to yield a benzene derivative with rhodium catalysis
• 
  cyclotrimerisation and cyclohexane dehydrogenation
• 
  silica surface with a bound ferrocene-substituted polymer
• 
  Tautomerisation of the sodium salt of pyrithione
• 
  Synthesis of

  hypervalent iodine

  compound, C₆H₅–I(OCOCF₃)₂
• 
  dimethylacetylene to form hexamethylbenzene, catalysed by TiCl₄ and Al(ⁱBu)₃
• 
  Alumina-catalysed synthesis of hexamethylbenzene from phenol

  (*)
• 
  Reaction of hexamethyl Dewar benzene to the salt [C₆Me₆](SbF₆)₂ containing the pyramidal carbodication of hexamethylbenzene, using magic acid
• 
  Oxidation of benzene to its dication with rearrangement into a pyramidal carbocation
• 
  Conversion of

  epoxidation, ring-opening, and hydrolysis

  (*)
• 
  keto ester with trifluoroperacetic acid

  , illustrating retention of stereochemistry (*)
• 
  Conversion of 2,2,2-trifluoro-1,1-diphenylethanethiol, F₃C–CPh₂–SH to the corresponding sulfenyl chloride with sulfuryl chloride, SO₂Cl₂, and then on to 2,2,2-trifluoro-1,1-diphenylethanesulfinyl chloride, F₃C–CPh₂–S(=O)Cl, by trifluoroperacetic acid oxidation
• 
  A step in the

  carbonyl functional group to form a 1,3-dioxolane moiety

  (*)
• 
  Oxidation of 4,6-diamino-5-nitrosopyrimidine-2-thiol with trifluoroperacetic acid and hydrogen peroxide to 4,6-diamino-5-nitropyrimidine-2-ol
• 
  Baeyer-Villiger oxidation
• 
  Oxidation of

  epoxidation and sulfoxide

  -formation

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