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357480

Sigma-Aldrich

2-Methoxyethoxymethyl chloride

technical grade

Synonym(s):

β-Methoxyethoxymethyl chloride, MEM-chloride

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About This Item

Linear Formula:
CH3OCH2CH2OCH2Cl
CAS Number:
3970-21-6
Molecular Weight:
124.57
Beilstein:
1900576
MDL number:
MFCD00000888
UNSPSC Code:
12352101
PubChem Substance ID:
24861920
NACRES:
NA.22

grade

technical grade

Quality Level

200

form

liquid

refractive index

n20/D 1.427 (lit.)

bp

50-52 °C/13 mmHg (lit.)

density

1.091 g/mL at 25 °C (lit.)

storage temp.

2-8°C

SMILES string

COCCOCCl

InChI

1S/C4H9ClO2/c1-6-2-3-7-4-5/h2-4H2,1H3

InChI key

BIAAQBNMRITRDV-UHFFFAOYSA-N

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Application

OH-protecting reagent. MEM ethers are stable to a variety of reaction conditions and are selectively cleaved under aprotic conditions in the presence of a wide rangeof OH-protected moieties.

Signal Word

Danger

Hazard Classifications

Acute Tox. 3 Inhalation - Acute Tox. 4 Oral - Carc. 1A - Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

129.2 °F - closed cup

Flash Point(C)

54 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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The Journal of Organic Chemistry, 59, 1011-1011 (1994)
Synthesis of oligoribonucleotides using the methoxyethoxymethyl group as the protecting groups of the base residues and the hydroxyl functions.
T Ito et al.
Nucleic acids symposium series, (15)(15), 89-92 (1984-01-01)
Protection of uracil residue with methoxyethoxymethyl group.
T Ito et al.
Nucleic acids symposium series, (12)(12), 51-54 (1983-01-01)
Greene, T.W. Wuts, P.G.M.
Protective Groups in Organic Synthesis (1991)

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