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Key Documents

490245

Sigma-Aldrich

Methane-d4

99 atom % D, 99% (CP)

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About This Item

Linear Formula:
CD4
CAS Number:
Molecular Weight:
20.07
EC Number:
MDL number:
UNSPSC Code:
12142201
PubChem Substance ID:
NACRES:
NA.12

vapor density

0.55 (vs air)

isotopic purity

99 atom % D

Assay

99% (CP)

bp

−161 °C (lit.)

mp

−183 °C (lit.)

mass shift

M+4

SMILES string

[2H]C([2H])([2H])[2H]

InChI

1S/CH4/h1H4/i1D4

InChI key

VNWKTOKETHGBQD-JQYAHLJZSA-N

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Packaging

Standard 1 L quantity is packaged in a 450 mL carbon steel lecture bottle with brass CGA 110/180 valve. Nominal gas pressure at 21ºC is 20 psig for 1 L. This pressure is slightly above atmospheric pressure. Care must be taken when extracting this product from the cylinder.
This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact Stable Isotopes Customer Service.

Recommended products

Control valve Z146943 (brass, 1/4" hose outlet) or Z187224 (SS, 1/4" compression fitting outlet)
PTFE sealing washers GCA inlet size 180 Z146994
PTFE sealing washers CGA inlet size 110 Z146986

Pictograms

FlameGas cylinder

Signal Word

Danger

Hazard Statements

Precautionary Statements

Hazard Classifications

Flam. Gas 1A - Press. Gas Compr. Gas

Storage Class Code

2A - Gases

WGK

WGK 3

Flash Point(F)

-0.4 °F

Flash Point(C)

-18 °C


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