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Merck
CN

68986

二甲基二硫化物

analytical standard

别名:

DMDS, 甲基二硫醚

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线性分子式:
CH3SSCH3
化学文摘社编号:
624-92-0
分子量:
94.20
UNSPSC Code:
85151701
NACRES:
NA.24
PubChem Substance ID:
329761295
EC Number:
210-871-0
Beilstein/REAXYS Number:
1730824
MDL number:
MFCD00008561

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InChI key

WQOXQRCZOLPYPM-UHFFFAOYSA-N

InChI

1S/C2H6S2/c1-3-4-2/h1-2H3

SMILES string

CSSC

grade

analytical standard

vapor density

3.24 (vs air)

vapor pressure

22 mmHg ( 20 °C)

assay

≥98.5% (GC)

autoignition temp.

>572 °F

shelf life

limited shelf life, expiry date on the label

expl. lim.

16 %

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

impurities

≤0.5% water

refractive index

n20/D 1.525 (lit.), n20/D 1.525-1.529

bp

109 °C (lit.)

mp

−85 °C (lit.)

density

1.046 g/mL at 25 °C (lit.)

application(s)

cleaning products
cosmetics
flavors and fragrances
food and beverages
personal care

format

neat

Quality Level

100

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相关类别

General description

Dimethyl disulfide is an organic disulfide, and a commonly used potent odorant which contributes to the aroma in heated food products.

Application

Dimethyl disulfide may be used as an analytical reference standard for the quantification of the analyte in commercial garlic products using high-performance liquid chromatography.
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

signalword

Danger

Hazard Classifications

Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Irrit. 2 - Flam. Liq. 2 - Skin Sens. 1 - STOT SE 1 Inhalation - STOT SE 3

target_organs

Central nervous system, Upper respiratory tract

存储类别

3 - Flammable liquids

wgk

WGK 3

flash_point_f

59.0 °F - closed cup

flash_point_c

15 °C - closed cup

法规信息

危险化学品
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历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
BCCM9588
BCCM4016
BCCL8262
BCCL9016
BCCH7720

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Identification and HPLC quantitation of the sulfides and dialk (en) yl thiosulfinates in commercial garlic products
Lawson.DL, et al.
Planta Medica, 57(04), 363-370 (1991)
An Overview of the Contribution of Sulfur-Containing Compounds to the Aroma in Heated Foods
Mottram.SD and Mottram.RH
ACS Symp. Ser., 826 (2002)
M N Kardar et al.
Phytochemistry, 106, 156-163 (2014-08-12)
Chemical investigation of a sample of propolis originating from North-Western Cameroon led to the isolation of thirteen alk(en)ylphenols (1-13) (inseparable mixture) along with α-amyrin (14), β-amyrin (15), lupeol (16), cycloartenol (17), mangiferonic acid (18), ambonic acid (19), mangiferolic acid (20)
Esther Vega et al.
Chemosphere, 109, 113-119 (2014-05-31)
The effectiveness of different advanced oxidation processes on the treatment of a multicomponent aqueous solution containing ethyl mercaptan, dimethyl sulphide and dimethyl disulphide (0.5 mg L(-1) of each sulphur compound) was investigated with the objective to assess which one is
Gizem Keceli et al.
Biochemistry, 53(22), 3689-3698 (2014-05-30)
Nitroxyl (HNO), a potential heart failure therapeutic, is known to target cysteine residues to form sulfinamides and/or disulfides. Because HNO-derived modifications may depend on their local environment, we have investigated the reactivity of HNO with cysteine derivatives and C-terminal cysteine-containing
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