295264

Sigma-Aldrich

1,1-Difluoroethane

≥98%

Synonym(s):
HFC-152a
Linear Formula:
CH3CHF2
CAS Number:
Molecular Weight:
66.05
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

vapor density

2.28 (vs air)

assay

≥98%

bp

−25 °C (lit.)

mp

−117 °C (lit.)

SMILES string

CC(F)F

InChI

1S/C2H4F2/c1-2(3)4/h2H,1H3

InChI key

NPNPZTNLOVBDOC-UHFFFAOYSA-N

Recommended products

Brass hose adapter Z146811 or brass body mini gas regulator Z513539 is recommended.

Pictograms

FlameGas cylinder

Signal Word

Danger

Hazard Statements

Precautionary Statements

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves

RIDADR

UN1030 - class 2 - 1,1-Difluoroethane

WGK Germany

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Kaushal Joshi et al.
The American journal of forensic medicine and pathology, 38(2), 115-125 (2017-03-07)
Inhalant abuse is the intentional inhalation of chemical vapors to attain euphoric effects. Many common household products are abused by inhalation and one is 1,1-difluoroethane (DFE), which is a halogenated hydrocarbon used in refrigeration, dust-off spray, and airbrush painting. Although...
Kentaro Sakai et al.
Forensic science international, 206(1-3), e58-e61 (2010-09-30)
Spray cleaner is a cleaning product containing compressed 1,1-difluoroethane (HFC-152a) to blow dust off electric devices and other sensitive equipment; however, it is also inhaled to induce euphoria. This report describes three cases of death involving HFC-152a inhalation with spray...
Xiaochu Wang et al.
Langmuir : the ACS journal of surfaces and colloids, 22(22), 9251-9253 (2006-10-18)
Unusual sorption has been reported in thin polymer films exposed to near-critical CO2. When the supercritical fluid approaches the critical point, the film appears to thicken, but it is not clear whether the film swells or there is an adsorption...
Lena Ernstgård et al.
Toxicology letters, 225(1), 102-109 (2013-12-04)
Various hydrofluorocarbons (HFCs) have replaced the ozone-depleting chlorofluorocarbons and hydrochlorofluorocarbons during the last decades. The objective of this study was to examine the usefulness of blood and breath for exposure biomonitoring of HFCs. We compared data on blood and exhaled...
Chris Vance et al.
Journal of analytical toxicology, 36(9), 626-633 (2012-10-05)
Intentional abuse of 1,1-difluoroethane has been reported to cause transient symptoms such as confusion, tremors, pulmonary irritation, loss of consciousness and, rarely, coma. In the last five years, 17 cases from the San Diego County Medical Examiner's Office showed the...

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