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1,2-丁二醇:修订间差异

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| Watchedfields = changed
| Watchedfields = changed
| verifiedrevid = 477203212
| verifiedrevid = 477203212
| Name = 1,2-Butanediol
| NameEn = 1,2-Butanediol
| ImageFile = 1,2-Butanediol.png
| ImageFile = 1,2-Butanediol.png
| ImageName = Molecular forula of 1,2-Butanediol
| ImageName = Molecular forula of 1,2-Butanediol
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| ImageAlt1 = Butanediol molecule
| ImageAlt1 = Butanediol molecule
| IUPACName = Butane-1,2-diol
| IUPACName = Butane-1,2-diol
| OtherNames = 1,2-Dihydroxybutane<br/>α-Butylene glycol
| OtherNames = 1,2-二羟基丁烷
|Section1={{Chembox Identifiers
|Section1={{Chembox Identifiers
| InChI = 1/C4H10O2/c1-2-4(6)3-5/h4-6H,2-3H2,1H3
| InChI = 1/C4H10O2/c1-2-4(6)3-5/h4-6H,2-3H2,1H3
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| CASNo = 584-03-2
| CASNo = 584-03-2
| CASNo_Ref = {{cascite|correct|CAS}}
| CASNo_Ref = {{cascite|correct|CAS}}
| CASNo1_Ref = {{cascite|changed|??}}
| CASNo1_Ref = {{cascite|correct|CAS}}
| CASNo1 = 40348-66-1
| CASNo1 = 40348-66-1
| CASNo1_Comment= (''R'')
| CASNo1_Comment= ''R''
| CASNo2_Ref = {{cascite|changed|??}}
| CASNo2_Ref = {{cascite|correct|CAS}}
| CASNo2 = 73522-17-5
| CASNo2 = 73522-17-5
| CASNo2_Comment= (''S'')
| CASNo2_Comment= ''S''
| EC_number = 209-527-2
| EC_number = 209-527-2
| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}}
| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}}
第39行: 第39行:
}}
}}
|Section2={{Chembox Properties
|Section2={{Chembox Properties
| Properties_ref = <ref>{{RubberBible62nd|page=C-190}}.</ref>
| Reference = <ref>{{RubberBible62nd|page=C-190}}.</ref>
| Formula = C{{sub|4}}H{{sub|10}}O{{sub|2}}
| Formula = C{{sub|4}}H{{sub|10}}O{{sub|2}}
| MolarMass = 90.121 g/mol
| MolarMass = 90.121
| Density = 1.0023 g/cm{{sup|3}} (20 °C)
| Density = 1.0023 g/cm{{sup|3}}(20 °C)
| MeltingPtC = −50
| MeltingPtC = −50
| MeltingPt_ref = <ref group="note">The value of −50&nbsp;°C for the melting point is taken from ''Ullmann's Encyclopedia of Industrial Chemistry'' and used by the [[Hazardous Substances Data Bank]] and the OECD [[Screening Information Dataset]]. Other reported values of the melting point range from −114&nbsp;°C to −30&nbsp;°C.</ref>
| Melting_notes = <ref group="note">The value of −50&nbsp;°C for the melting point is taken from ''Ullmann's Encyclopedia of Industrial Chemistry'' and used by the [[Hazardous Substances Data Bank]] and the OECD [[Screening Information Dataset]]. Other reported values of the melting point range from −114&nbsp;°C to −30&nbsp;°C.</ref>
| BoilingPtC = 195 - 196.9
| BoilingPtCL = 195|BoilingPtCH= 196.9
| BoilingPt_notes = (96.5 °C at 10 mmHg)
| Boiling_notes = 96.5 °C(10 mmHg)
| Solubility = 任意比可溶
| Solubility = 任意比可溶
| SolubleOther = 可溶于[[乙醇]]和[[丙酮]],难溶于[[酯]]类溶剂和[[醚]]类溶剂,不溶于[[烃]]类溶剂
| SolubleOther = 可溶于[[乙醇]]和[[丙酮]],难溶于[[酯]]类溶剂和[[醚]]类溶剂,不溶于[[烃]]类溶剂
第64行: 第64行:
| OtherFunction = [[1,3-丁二醇]]<br/>[[1,4-丁二醇]]<br/>[[2,3-丁二醇]]
| OtherFunction = [[1,3-丁二醇]]<br/>[[1,4-丁二醇]]<br/>[[2,3-丁二醇]]
| OtherFunction_label = [[丁二醇]]
| OtherFunction_label = [[丁二醇]]
| OtherCompounds = [[乙二醇]]<br/>[[丙二醇]]<br/>[[2-羟基丁醛]]<br/>[[2-羟基丁酸]]<br/>[[α-酮丁酸]]
| OtherCpds = [[乙二醇]]<br/>[[丙二醇]]<br/>[[2-羟基丁醛]]<br/>[[2-羟基丁酸]]<br/>[[α-酮丁酸]]
}}
}}
}}
}}


'''1,2-丁二醇'''({{lang-en|1,2-Butanediol}})是[[化学式]]为[[C4H10O2|(HOCH{{sub|2}}(HO)CHCH{{sub|2}}CH{{sub|3}}]]的[[二元醇]],带有一个[[手性碳原子]],常见的为[[外消旋混合物]],物理性质为无色液体,工业上可由[[氢化]][[1,2-环氧丁烷]]来制备<ref name=Ullmann>{{Ullmann | title= Butanediols, Butenediol, and Butynediol|Heinz Gräfje et al.|year=2005|doi=10.1002/14356007.a04_455}}</ref><ref name="SIDS">{{SIDS-ref| id=584032 |name=1,2-Butanediol|date=February 1995}}</ref>。
'''1,2-丁二醇'''({{lang-en|1,2-Butanediol}})是[[化学式]]为[[C4H10O2|(HOCH{{sub|2}}(HO)CHCH{{sub|2}}CH{{sub|3}}]]的[[二元醇]],带有一个[[手性碳原子]],常见的为[[外消旋混合物]],物理性质为无色液体,工业上可由[[氢化]][[1,2-环氧丁烷]]来制备<ref name=Ullmann>{{Ullmann | title= Butanediols, Butenediol, and Butynediol|Heinz Gräfje et al.|year=2005|doi=10.1002/14356007.a04_455}}</ref><ref name="SIDS">{{SIDS-ref| id=584032 |name=1,2-Butanediol|date=February 1995}}</ref>。

这种二醇由[[夏尔-阿道夫·武尔茨]]于1859年首次描述。<ref>{{citation|last=Wurtz|first=A.|title=Mémoire sur les glycols ou alcools diatomique|url=https://gallica.bnf.fr/ark:/12148/bpt6k6567326h/f403.item|journal=[[Ann. Chim. Phys.]]|volume=55|pages=400|year=1859|trans-title=Dissertation on glycols, or diatomic alcohols|authorlink=Charles-Adolphe Wurtz|accessdate=2022-04-09|archive-date=2021-11-09|archive-url=https://web.archive.org/web/20211109152743/https://gallica.bnf.fr/ark:/12148/bpt6k6567326h/f403.item}}.</ref>

==注释==
<references group="note" />


==参考文献==
==参考文献==
<references/>
<references/>

==外部链接==
==外部链接==
*{{ICSC|03|95}}
*{{ICSC|03|95}}
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{{多元醇}}
{{多元醇}}


[[Category:二醇|丁]]
[[Category:二醇|丁]]
[[Category:邻二醇]]
[[Category:1850年代发现的物质]]

2023年12月17日 (日) 09:00的最新版本

1,2-丁二醇
Butanediol molecule
IUPAC名
Butane-1,2-diol
英文名 1,2-Butanediol
别名 1,2-二羟基丁烷
识别
CAS号 584-03-2  checkY
40348-66-1R checkY
73522-17-5S checkY
PubChem 11429
ChemSpider 10948
SMILES
 
  • OCC(O)CC
InChI
 
  • 1/C4H10O2/c1-2-4(6)3-5/h4-6H,2-3H2,1H3
InChIKey BMRWNKZVCUKKSR-UHFFFAOYAV
ChEBI 52682
RTECS EK0380000
性质[1]
化学式 C4H10O2
摩尔质量 90.121 g·mol⁻¹
密度 1.0023 g/cm3(20 °C)
熔点 −50 °C(223 K)([note 1]
沸点 195-196.9 °C(468-470 K)(96.5 °C(10 mmHg))
溶解性 任意比可溶
溶解性 可溶于乙醇丙酮,难溶于类溶剂和类溶剂,不溶于类溶剂
折光度n
D
1.4378 (20 °C)
黏度 7.3 mPa s (20 °C)
热力学
ΔfHm298K −532.8 kJ/mol [2]
ΔcHm −2479 kJ/mol
相关物质
相关化合物 1,3-丁二醇
1,4-丁二醇
2,3-丁二醇
相关化学品 乙二醇
丙二醇
2-羟基丁醛
2-羟基丁酸
α-酮丁酸
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

1,2-丁二醇(英語:1,2-Butanediol)是化学式(HOCH2(HO)CHCH2CH3二元醇,带有一个手性碳原子,常见的为外消旋混合物,物理性质为无色液体,工业上可由氢化1,2-环氧丁烷来制备[3][4]

这种二醇由夏尔-阿道夫·武尔茨于1859年首次描述。[5]

注释

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  1. ^ The value of −50 °C for the melting point is taken from Ullmann's Encyclopedia of Industrial Chemistry and used by the Hazardous Substances Data Bank and the OECD Screening Information Dataset. Other reported values of the melting point range from −114 °C to −30 °C.

参考文献

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  1. ^ Weast, Robert C. (编). CRC Handbook of Chemistry and Physics 62nd. Boca Raton, FL: CRC Press. 1981: C-190. ISBN 0-8493-0462-8. .
  2. ^ Moureu, H.; Dode, M., Chaleurs de formation de l'oxyde d'ethylene, de l'ethanediol et de quelques homologues, Bull. Soc. Chim. Fr., 1937, 4: 637–47 .
  3. ^ Butanediols, Butenediol, and Butynediol, Ullmann's Encyclopedia of Industrial Chemistry, Weinheim: Wiley-VCH, 2005, doi:10.1002/14356007.a04_455 
  4. ^ 1,2-Butanediol (PDF), SIDS Initial Assessment Report, Geneva: United Nations Environment Programme, February 1995 
  5. ^ Wurtz, A., Mémoire sur les glycols ou alcools diatomique [Dissertation on glycols, or diatomic alcohols], Ann. Chim. Phys., 1859, 55: 400 [2022-04-09], (原始内容存档于2021-11-09) .

外部链接

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