Last edited by Fenrihn
Monday, July 20, 2020 | History

3 edition of Phosgene. found in the catalog.

Phosgene.

Phosgene.

  • 322 Want to read
  • 9 Currently reading

Published by World Health Organization in Geneva .
Written in English

    Subjects:
  • Phosgene -- Toxicology.,
  • Phosgene -- toxicity.,
  • Phosgene -- adverse effects.,
  • Environmental Exposure.,
  • Environmental Health.,
  • Carbonyl compounds -- Toxicology.,
  • Environmental health.

  • Edition Notes

    SeriesEnvironmental health criteria -- 193.
    ContributionsMcConnell, E. E., WHO Task Group on Environmental Health Criteria for Phosgene., United Nations Environment Programme., International Labour Organisation., World Health Organization., Inter-Organization Programme for the Sound Management of Chemicals., International Program on Chemical Safety.
    The Physical Object
    Paginationxvii, 70 p. :
    Number of Pages70
    ID Numbers
    Open LibraryOL18113803M
    ISBN 109241571934

    Phosgene oxime, or CX, is an organic compound with the formula Cl 2 CNOH. It is a potent chemical weapon, specifically a nettle compound itself is a colorless solid, but impure samples are often yellowish liquids. It has a strong, disagreeable odor and a violently irritating al formula: CHCl₂NO. EMISSIONS FROM SOURCES OF PHOSGENE L &E. EPA/i September Locating and Estimating Air Emissions From Sources of Phosgene U. S. ENVIRONMENTAL PROTECTION AGENCY Office of Air and Radiation Office of Air Quality Planning and Standards Research Triangle Park, North Carolina

    Phosgene, COCl2 is a C1 chemical of major industrial importance. The annual production, worldwide, is more than 1 million tons; 90% of which is used in the manufacture of isocyanates and of polyurethane and polycarbonate resins. @article{osti_, title = {Cutaneous exposure to vesicant phosgene oxime: Acute effects on the skin and systemic toxicity}, author = {Tewari-Singh, Neera and Goswami, Dinesh G and Kant, Rama and Croutch, Claire R and Casillas, Robert P and Orlicky, David J and Agarwal, Rajesh}, abstractNote = {Phosgene Oxime (CX), an urticant or nettle agent categorized as a vesicant, is a potential.

    The odor of phosgene at ppm has been described as pleasant and similar to new-mown hay or cut-green corn. At higher levels, the odor may be strong, stifling and unpleasant. (Ref. ) Workplace exposure. Most phosgene is used to manufacture other chemicals in . Print book: International government publication: EnglishView all editions and formats: Rating: (not yet rated) 0 with reviews - Be the first. Subjects: Carbonyl compounds -- Toxicology. Environmental health. Phosgene -- adverse effects. View all subjects; More like this: Similar Items.


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Phosgene Download PDF EPUB FB2

Phosgene is an acyl chloride obtained by substitution of both hydrogens of formaldehyde by chlorine. It derives from a formaldehyde. Phosgene appears as a colorless gas or very low-boiling, volatile liquid (b.p.

°C, 48°F) with an odor of new-mown hay or green corn. Warning properties of the gas inhaled are slight, death may occur within Phosgene is also extensively used as a synthetic reagent in organic chemistry, in particular in the preparation of acyl chlorides, chloroformate esters, organic carbonates and carbamoyl chlorides.

Although more than papers have appeared on phosgene and some papers on its analogues, Phosgene. book is the first book on these interesting by: All mass spectra in this site (plus many more) are available from the NIST/EPA/NIH Mass Spectral Library. Please see the following for information about the library and its accompanying search program.

@article{osti_, title = {Phosgene}, author = {Bast, Cheryl B and Glass-Mattie, Phosgene. book F}, abstractNote = {Inhalation is the most important route of exposure for phosgene. A latency period occurs before phosgene affects the target organ, the lungs. The odor threshold is between and ppm, and the odor has been described as similar to newly-mown hay.

Phosgene is a suitable reagent for converting secondary amides 1–3, and N-unsubstituted lactams to imide chlorides, e.g. () and () (Scheme 27).The substituents at nitrogen might be saturated aliphatic or aromatic groups, but even unsaturated groups seem to be possible.

The reaction, which can be catalyzed with pyridine, has been performed with aliphatic, 1–3, Quantity Value Units Method Reference Comment; Δ f H° gas kJ/mol: Review: Chase, Data last reviewed in June, Δ f Phosgene. book gas ± kJ/mol: Cm: Davies and Pritchard,   Phosgene is a major industrial chemical used to make plastics and pesticides.

At room temperature (70°F), phosgene is a poisonous gas. With cooling and pressure, phosgene gas can be converted into a liquid so that it can be shipped and stored.

When liquid phosgene is released, it quickly turns into a gas that stays close to the ground and. Phosgene (Environmental Health Criteria) Paperback – January 1, by World Health Orgainzation (Author) See all formats and editions Hide other formats and editions.

Price New from Used from Paperback, January 1, "Please retry" Author: World Health Orgainzation. Phosgen Records. likes 18 talking about this. Noise, Industrial, Power ElectronicsFollowers: Cheryl B.

Bast, Dana F. Glass, in Handbook of Toxicology of Chemical Warfare Agents, Publisher Summary. Phosgene is a colorless gas at ambient temperature and pressure, and inhalation is the most important route of exposure for phosgene. Phosgene is manufactured from a reaction of carbon monoxide and chlorine gas in the presence of activated charcoal.

Structure and basic properties. Phosgene is a planar molecule as predicted by VSEPR C=O distance is Å, the C—Cl distance is Å and the Cl—C—Cl angle is °. [5] It is one of the simplest acid chlorides, being formally derived from carbonic acid. Production. Industrially, phosgene is produced by passing purified carbon monoxide and chlorine gas through a bed of.

Phosgene Hazard Summary Phosgene is used as a chemical intermediate; in the past, it was used as a chemical warfare agent. Phosgene is extremely toxic by acute (short-term) inhalation exposure.

Severe respiratory effects, including pulmonary edema, pulmonary emphysema, and death have been reported in humans.

Severe. Phosgene use in World War 1 and early evaluations of pathophysiology. Journal of the Royal Army Medical Corps(3), DOI: /jramc Chao–Lung Chiang, Kuen–Song Lin, Ssu–Han by: Indemand for phosgene was an estimated 1, million pounds.

The growth in U.S. demand for phosgene from to was %/yr; future growth in demand is forecast at %/yr through (Anonymous, ). Phosgene is also extensively used as a synthetic reagent in organic chemistry, in particular in the preparation of acyl chlorides, chloroformate esters, organic carbonates and carbamoyl chlorides.

Although more than papers have appeared on phosgene and some papers on its analogues, this is the first book on these interesting chemicals.5/5(1). Phosgene was first prepared in by the photochemical reaction of carbon monoxide and chlorine; it is now commercially prepared by passing chlorine and excess carbon monoxide over activated carbon.

Depending on the quantity required and the availability of the raw material, numerous variations of the basic synthetic process are used. Continuous processing and a high degree of automation are. Victims of a phosgene attack could only fumble to put on their masks when the smell of musty hay enveloped them.

By then, it was no doubt too late and they would suffer from blurred vision, vomiting and eventually drown from the build-up of fluid in their lungs. Book Club – Smoke & Mirrors by Gemma Milne. Phosgene Transportation and Container Usage (October ) Regulatory Information (October ) Equipment Cleaning and Repair (October ) Site Security (April ) Legal Notice.

The information presented in the Phosgene Safe Practice Guidelines is a general composite of best practices. Phosgene (COCl₂) is a colorless gas with a suffocating odor like musty hay. Exposure to phosgene may cause irritation to the eyes, dry burning throat, vomiting, cough, foamy sputum, breathing difficulty, and chest pain; and when liquid: frostbite.

Workers may be harmed from exposure to phosgene. Phosgene is classified by USDOT as follows: Phosgene,(8), UN, RQ (Phosgene),2 poison inhalation hazard, hazard zone A. It is the responsibility of each person shipping, transporting or using phosgene to know and to comply with all applicable laws and File Size: KB.

BACKGROUND. Phosgene is a highly toxic, colourless gas at room temperature and standard pressure that condenses at 0°C to a fuming liquid. Its molecular formula is COCl ne is more than three times dense of air and therefore, concentrated emission plumes tend to settle to the ground and collect in low areas.

About this book In this manual, the authors compare the range of applications for phosgene with that of the alternative compounds, dealing in detail with the possible uses of diphosgene, triphosgene, carbon dioxide, organic carbonates, oxalylchloride and many other alternative materials used in synthesis.

3. Gross P, Rinehart WE, Hatch T []. Chronic pneumonitis caused by phosgene. Arch Environ Health 4. Henderson Y, Haggard HW []. Noxious gases. 2nd ed. New York, NY: Reinhold Publishing Corporation, pp. 5. Izmerov NF, Sanotsky IV, Sidorov KK [].

Toxicometric parameters of industrial toxic chemicals under single.