Revision as of 16:31, 16 February 2012 editBeetstra (talk | contribs)Edit filter managers, Administrators172,031 edits Saving copy of the {{chembox}} taken from revid 456367834 of page 1,5-Pentanediol for the Chem/Drugbox validation project (updated: ''). |
Latest revision as of 13:56, 3 May 2024 edit Smokefoot (talk | contribs)Autopatrolled, Extended confirmed users, Pending changes reviewers, Rollbackers74,604 edits reactions |
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{{ambox | text = This page contains a copy of the infobox ({{tl|chembox}}) taken from revid of page ] with values updated to verified values.}} |
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{{chembox |
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{{chembox |
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| verifiedrevid = 477206630 |
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| Verifiedfields = changed |
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| Name = |
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| verifiedrevid = 456366282 |
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|Reference=<ref> at ]</ref> |
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| Reference = <ref> at ]</ref> |
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|ImageFile=Pentanediol.png |
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| ImageFile = Pentanediol.png |
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| PIN = Pentane-1,5-diol |
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|ImageSize=200px |
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| OtherNames = Pentamethylene glycol<br />1,5-Dihydroxypentane |
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|IUPACName=pentane-1,5-diol |
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| SystematicName = |
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|OtherNames=Pentylene glycol<br>Pentamethylene glycol<br>1,5-Dihydroxypentane |
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| Section1= {{Chembox Identifiers |
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| Section1 = {{Chembox Identifiers |
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| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}} |
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| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}} |
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| ChemSpiderID = 13839441 |
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| ChemSpiderID = 13839441 |
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| InChI = 1/C5H12O2/c6-4-2-1-3-5-7/h6-7H,1-5H2 |
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| InChI = 1/C5H12O2/c6-4-2-1-3-5-7/h6-7H,1-5H2 |
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| InChIKey = ALQSHHUCVQOPAS-UHFFFAOYAE |
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| InChIKey = ALQSHHUCVQOPAS-UHFFFAOYAE |
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| ChEMBL_Ref = {{ebicite|correct|EBI}} |
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| SMILES1 = C(CCO)CCO |
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| ChEMBL_Ref = {{ebicite|changed|EBI}} |
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| ChEMBL = 448289 |
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| ChEMBL = 448289 |
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| EINECS = 203-854-4 |
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| StdInChI_Ref = {{stdinchicite|correct|chemspider}} |
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| StdInChI_Ref = {{stdinchicite|correct|chemspider}} |
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| StdInChI = 1S/C5H12O2/c6-4-2-1-3-5-7/h6-7H,1-5H2 |
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| StdInChI = 1S/C5H12O2/c6-4-2-1-3-5-7/h6-7H,1-5H2 |
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| CASNo_Ref = {{cascite|correct|CAS}} |
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| CASNo_Ref = {{cascite|correct|CAS}} |
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| CASNo=111-29-5 |
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| CASNo=111-29-5 |
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| UNII_Ref = {{fdacite|correct|FDA}} |
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| PubChem=8105 |
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| SMILES = OCCCCCO |
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| UNII = 07UXZ0SCST |
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| PubChem=8105 |
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| SMILES = OCCCCCO |
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| Section2= {{Chembox Properties |
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| Section2 = {{Chembox Properties |
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| Formula=C<sub>5</sub>H<sub>12</sub>O<sub>2</sub> |
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| Formula=C{{sub|5}}H{{sub|12}}O{{sub|2}} |
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| MolarMass=104.14758 |
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| MolarMass=104.14758 |
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| Appearance= |
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| Appearance= |
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| Density=0.994 g/mL at 25 °C |
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| Density=0.994 g/mL at 25 °C |
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| MeltingPtC=-18 |
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| MeltingPtC=-18 |
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| BoilingPtC=242 |
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| BoilingPtC=242 |
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| Solubility=Miscible |
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| Solubility=Miscible |
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| Section3 = |
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| Section7 ={{Chembox Hazards |
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| MainHazards= |
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| Section5 = |
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| FlashPt= |
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| Autoignition= |
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| Section7 = {{Chembox Hazards |
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| NFPA-H = 2 |
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| GHS_ref=<ref>{{cite web |title=1,5-Pentanediol |url=https://pubchem.ncbi.nlm.nih.gov/compound/8105#section=Safety-and-Hazards |website=pubchem.ncbi.nlm.nih.gov |language=en}}</ref> |
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| NFPA-F = 1 |
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| GHSPictograms = {{GHS07}} |
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| NFPA-R = 0 |
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| GHSSignalWord = Warning |
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| HPhrases = {{H-phrases|302}} |
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| PPhrases = {{P-phrases|261|264|264+265|270|271|280|301+317|302+352|304+340|305+351+338|319|321|330|332+317|337+317|362+364|403+233|405|501}} |
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| MainHazards= |
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| FlashPt= |
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| NFPA-H = 2 |
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| NFPA-F = 1 |
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| NFPA-R = 0 |
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'''1,5-Pentanediol''' is the ] with the ] HO(CH{{sub|2}}){{sub|5}}OH. Like other ]s, this viscous colourless liquid is used as ] and also forms ]s that are used as emulsifying agents and resin intermediates.<ref>''Merck Index'', 11th Edition, '''7073'''.</ref> |
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==Synthesis and reactions== |
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1,5-Pentanediol is produced by ] of ] and its derivatives.<ref>{{ Ullmann | author = Werle, P. | author2 = Morawietz, M. | title = Alcohols, Polyhydric | doi = 10.1002/14356007.a01_305 }}</ref> It can also be prepared by ] of ].<ref>{{cite journal|title=Production of 1,5-Pentanediol from Biomass via Furfural and Tetrahydrofurfuryl Alcohol |author=Nakagawa, Yoshinao |author2=Tomishige, Keiichi |journal=Catalysis Today|year=2012|volume=195|pages=136–143|doi=10.1016/j.cattod.2012.04.048}}</ref> ] can be prepared from 1,5-pentadiol via the diacetate.<ref>{{cite journal |author=R. E. Benson, B. C. McKusick, Oliver Grummitt, E. P. Budewitz, C. C. Chudd|doi=10.15227/orgsyn.038.0078 |title=1,4-Pentadiene |journal=Organic Syntheses |date=1958 |volume=38 |page=78 }}</ref> |
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==Contamination of Bindeez== |
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{{see also|Bindeez}} |
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A toy called '']'' (''Aqua Dots'' in North America) was recalled by the distributor in November 2007 because of the unauthorized substitution of 1,5-pentanediol with ]. The toy consists of small beads that stick to each other upon sprinkling with water. 1,4-Butanediol, which when ingested is metabolized to ], was detected by ].<ref>{{cite news | url = https://pubs.acs.org/cen/news/85/i46/8546news11.html | newspaper = ] | |
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title = Industrial Chemical Sullies Popular Children's Toy | author = Wang, L. | date = 2007-11-09 }}</ref><ref>{{ cite journal | author = Griffiths, J. | title = Government and Society: Scientific sleuthing: how GC/MS uncovered toy danger | journal = Analytical Chemistry | year = 2008 | volume = 80 | issue = 1 | pages = 6 | doi = 10.1021/ac085987i | doi-access = free }}</ref> ChemNet China lists the price of 1,4-butanediol at between about US$1,350–2,800/tonne, while the price for 1,5-pentanediol is about US$9,700/tonne.<ref>{{cite news | agency = Associated Press | title = Mom: Chemical-laced toy made son 'drunk' | newspaper = ] | date = 2007-11-09 | url = http://usatoday30.usatoday.com/news/health/2007-11-09-toy-recall-chemicals_N.htm }}</ref> |
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==References== |
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{{reflist}} |
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{{DEFAULTSORT:Pentanediol, 1, 5-}} |
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] |