DMSO supercools easily, and re-melts slowly at room temperature. The melting point is 16-19 °C. The solidified product can be re-liquefied by warming to room temperature without detriment to the product.
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等級
analytical standard
品質等級
蒸汽密度
2.7 (vs air)
蒸汽壓力
0.42 mmHg ( 20 °C)
化驗
≥99.95% (GC)
自燃溫度
573 °F
儲存期限
limited shelf life, expiry date on the label
expl. lim.
42 %, 63 °F
技術
HPLC: suitable
gas chromatography (GC): suitable
折射率
n20/D 1.479 (lit.)
n20/D 1.479
bp
189 °C (lit.)
mp
16-19 °C (lit.)
溶解度
H2O: miscible (completely)
密度
1.10 g/mL (lit.)
應用
cleaning products
cosmetics
environmental
flavors and fragrances
food and beverages
personal care
形式
neat
SMILES 字串
CS(C)=O
InChI
1S/C2H6OS/c1-4(2)3/h1-2H3
InChI 密鑰
IAZDPXIOMUYVGZ-UHFFFAOYSA-N
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一般說明
这种物质被列入EU第10/2011号法规中用于与食品接触的塑料的正面清单。请点击此处查看列入10/2011 的所有化合物的参考物质。
應用
DMSO可用作气相色谱（GC）技术测定环境样品中分析物的分析参考标准品。[3]
有关合适仪器技术的更多信息，请参考产品分析证书。如需进一步支持，请联系技术服务。
葛根素可用作分子探用于通过高效液相色谱法（HPLC）检测葛根异黄酮给药后大鼠血浆中的葛根素浓度。[4]
注意
在室温下容易过冷并缓慢重融。 固化产品可以通过加热至室温来重新液化，而不会损害产品。
其他說明
有关二甲基亚砜混溶性的信息，请访问以下链接：
二甲基亚砜混溶性/不混溶性表
二甲基亚砜混溶性/不混溶性表
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儲存類別代碼
10 - Combustible liquids
水污染物質分類（WGK）
WGK 1
閃點（°F）
188.6 °F - closed cup
閃點（°C）
87 °C - closed cup
個人防護裝備
Eyeshields, Gloves, type ABEK (EN14387) respirator filter
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Dimethyl sulfoxide (DMSO) should be a liquid. Why did it arrive as a solid?
1 answer-
Helpful?
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Does DMSO have any synthetic utility?
1 answer-
DMSO has been used to oxidize thiols and disulfides to sulfonic acids, hydrolysis of epoxides, thioalkylation of phenols, and oxidation of primary alcohols and halides, and esters of primary alcohols to aldehydes.
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Where does DMSO come from?
1 answer-
DMSO is known to have been isolated from tree bark in the past. It is now a commericially synthesized solvent.
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What is the molarity of DMSO?
1 answer-
DMSO will have a molarity of 14.1M, based on a density of 1.1 g/mL and a molecular weight of 78.13 g/mol.
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What is the Department of Transportation shipping information for this product?
1 answer-
Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.
Helpful?
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What is the DMSO dissolved in?
1 answer-
DMSO is not dissolved in any solvent. It is a pure chemical compound that is a liquid at room temperature.
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