295124
Carbonyl sulfide
≥97.5%
Synonym(s):
Carbon oxysulfide
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About This Item
Linear Formula:
COS
CAS Number:
Molecular Weight:
60.08
UNSPSC Code:
12142100
PubChem Substance ID:
EC Number:
207-340-0
MDL number:
Assay:
≥97.5%
Form:
gas
InChI key
JJWKPURADFRFRB-UHFFFAOYSA-N
InChI
1S/COS/c2-1-3
SMILES string
O=C=S
vapor density
2.1 (20 °C, vs air)
vapor pressure
9034 mmHg ( 21 °C)
assay
≥97.5%
form
gas
expl. lim.
11.9-29 %
bp
−50 °C (lit.)
mp
−138 °C (lit.)
Quality Level
Other Notes
For 295124-300G-EU: outlet fitting: DIN 477-1 no. 1, Z742160 or Z742161 are the recommended regulators.
For 295124-300G-EU packaging: 500 mL of aluminium cylinder equipped with brass valve.
signalword
Danger
Hazard Classifications
Acute Tox. 2 Inhalation - Eye Irrit. 2 - Flam. Gas 1B - Press. Gas Liquefied gas - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
Storage Class
2A - Gases
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Faceshields, Gloves, multi-purpose combination respirator cartridge (US)
Regulatory Information
监管及禁止进口产品
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Keren Stimler et al.
The New phytologist, 186(4), 869-878 (2010-03-20)
*Carbonyl sulfide (COS) exchange in C(3) leaves is linked to that of CO(2), providing a basis for the use of COS as a powerful tracer of gross CO(2) fluxes between plants and the atmosphere, a critical element in understanding the
Xunchen Liu et al.
Physical chemistry chemical physics : PCCP, 13(31), 14235-14242 (2011-07-22)
We report a combined high resolution infrared and microwave spectroscopic investigation of the acetylene-ammonia and carbonyl sulfide-ammonia complexes using a pulsed slit-nozzle multipass absorption spectrometer based on a quantum cascade laser and a pulsed nozzle beam Fourier transform microwave spectrometer
J Norooz Oliaee et al.
The journal of physical chemistry. A, 114(49), 12834-12838 (2010-11-17)
Vibration-rotation spectra of the OCS-(CO(2))(2) van der Waals complex were studied by means of direct infrared absorption spectroscopy. Complexes were generated in a supersonic slit-jet apparatus, and the expansion gas was probed using a rapid-scan tunable diode laser. Infrared bands
Xian Shu Li et al.
Microbial ecology, 60(1), 96-104 (2010-06-24)
Nineteen fungal strains having an ability to oxidize elemental sulfur in mineral salts medium were isolated from deteriorated sandstones of Angkor monuments. These fungi formed clearing zone on agar medium supplemented with powder sulfur due to the dissolution of sulfur.
Takahiro Ogawa et al.
Journal of the American Chemical Society, 135(10), 3818-3825 (2013-02-15)
Carbonyl sulfide (COS) is an atmospheric trace gas leading to sulfate aerosol formation, thereby participating in the global radiation balance and ozone chemistry, but its biological sinks are not well understood. Thiobacillus thioparus strain THI115 can grow on thiocyanate (SCN(-))
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