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Supelco

Formaldehyde dimethyl acetal

analytical standard

Sinônimo(s):

Dimethoxymethane, Methylal

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About This Item

Fórmula linear:
CH2(OCH3)2
Número CAS:
109-87-5
Peso molecular:
76.09
Beilstein:
1697025
Número CE:
203-714-2
Número MDL:
MFCD00008495
Código UNSPSC:
41116107
ID de substância PubChem:
329769670
NACRES:
NA.24

grau

analytical standard

Nível de qualidade

100

Ensaio

≥99.5% (GC)

prazo de validade

limited shelf life, expiry date on the label

técnica(s)

HPLC: suitable
gas chromatography (GC): suitable

índice de refração

n20/D 1.354

p.e.

41-43 °C

densidade

0.860 g/mL at 20 °C (lit.)

aplicação(ões)

cleaning products
cosmetics
environmental
flavors and fragrances
food and beverages
personal care

Formato

neat

cadeia de caracteres SMILES

COCOC

InChI

1S/C3H8O2/c1-4-3-5-2/h3H2,1-2H3

chave InChI

NKDDWNXOKDWJAK-UHFFFAOYSA-N

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Descrição geral

Formaldehyde dimethyl acetal is formed as a by-product during the production of trioxane, a crucial intermediate for the manufacture of polyacetal plastics.[1]

Aplicação

2-Fluorobiphenyl may be used an analytical standard for the determination of the analyte in surface water samples, chemical raw materials, binary and ternary mixtures with methanol and/or water by various chromatography techniques.[1][2][3]
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Pictogramas

Flame
GHS02

Palavra indicadora

Danger

Frases de perigo

H225

Declarações de precaução

P210 - P233 - P240 - P241 - P242 - P243

Classificações de perigo

Flam. Liq. 2

Perigos de suplementos

EUH019

Código de classe de armazenamento

3 - Flammable liquids

Classe de risco de água (WGK)

WGK 1

Ponto de fulgor (°F)

-0.4 °F - closed cup

Ponto de fulgor (°C)

-18 °C - closed cup

Equipamento de proteção individual

Eyeshields, Faceshields, Gloves

Escolha uma das versões mais recentes:

Certificados de análise (COA)

Lot/Batch Number
BCCJ3885
BCCH0972
BCCB4185
BCBV6403
BCBM7891V

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Formaldeído tested according to Ph. Eur.

Sigma-Aldrich

47673

Formaldeído

Formaldeído stabilized with methanol, ~37 wt. % in H2O, certified reference material

Supelco

47083-U

Formaldeído

Cadmium powder, −100 mesh, 99.5% trace metals basis

Sigma-Aldrich

265365

Cadmium

2-Methyl-1-propanol analytical standard

Supelco

82059

2-Methyl-1-propanol

Formaldeído ACS reagent, 37 wt. % in H2O, contains 10-15% Methanol as stabilizer (to prevent polymerization)

Sigma-Aldrich

252549

Formaldeído

1,3,5-Trioxane ≥99%

Sigma-Aldrich

T81108

1,3,5-Trioxane

Formaldeído for molecular biology, 36.5-38% in H2O

Sigma-Aldrich

F8775

Formaldeído

1,2-Dicloroetano anhydrous, 99.8%

Sigma-Aldrich

284505

1,2-Dicloroetano

Vapor- liquid and liquid- liquid equilibria in binary and ternary mixtures of water, methanol, and methylal
Albert M, et al.
Journal of Chemical and Engineering Data, 46(4), 897-903 (2001)
Research on method for determination of methylal in chemical raw materials by head space GC-MS
ZHANG Y, et al.
Chinese journal of Health Laboratory Technology, 6 (2010)
C J Miermans et al.
Chemosphere, 40(1), 39-48 (2000-02-09)
Volatile organic compounds are widely introduced into the Dutch aquatic environment. Liquid-liquid extraction and isolation by means of resins give poor recoveries for volatiles. In this study, a method has been developed to analyse these compounds with a purge and
Jenn-Huei Lii et al.
Carbohydrate research, 340(5), 853-862 (2005-03-23)
The rotational barrier for a methyl group at the end of an anomeric system is sometimes lower than we might have anticipated. Thus, in the trans-trans conformation of dimethoxymethane, the barrier to methyl rotation is calculated (B3LYP/6-311++G(2d,2p)) to be 2.22
Yuchuan Fu et al.
Chemical communications (Cambridge, England), (21)(21), 2172-2174 (2007-05-24)
Dimethoxymethane was synthesized from the direct oxidation of methanol with high conversion and selectivity over specially designed bifunctional V(2)O(5)/TiO2 catalysts with redox and enhanced acidic character, in which the surface acidity played an essential role for inhibiting the formation of
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