Dichlone
- Formula: C10H4Cl2O2
- Molecular weight: 227.044
- IUPAC Standard InChIKey: SVPKNMBRVBMTLB-UHFFFAOYSA-N
- CAS Registry Number: 117-80-6
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: 1,4-Naphthalenedione, 2,3-dichloro-; 1,4-Naphthoquinone, 2,3-dichloro-; Algistat; Compound 604; Diclone; Phygon; Phygon Seed Protectant; Phygon XL; Sanquinon; USR 604; 2,3-Dichloro-1,4-naphthalenedione; 2,3-Dichloro-1,4-naphthoquinone; 2,3-Dichloro-1,4-naphthaquinone; CNQ; Dichloronaphthoquinone; ENT 3,776; U.S. rubber 604; Uniroyal; 2,3-Dichlor-1,4-naphthochinon; 2,3-Dichloro-α-naphthoquinone; 2,3-Dichloronaphthoquinone; 2,3-Dichloronaphthoquinone-1,4; 2,3-Dichlor-1,4-naftochinon; Latka 604; Phygon paste; Quintar; Quintar 540F; NSC 537; 2,3-Dichloro-1,4-naphthoquinone (dichlone)
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Phase change data
Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tfus | 469.56 | K | N/A | Donnelly, Drewes, et al., 1990 | Uncertainty assigned by TRC = 0.2 K; TRC |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
28.53 | 469. | DSC | Acree, 1991 | See also Donnelly, Drewes, et al., 1990, 2.; AC |
Gas phase ion energetics data
Go To: Top, Phase change data, Mass spectrum (electron ionization), References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
B - John E. Bartmess
Electron affinity determinations
EA (eV) | Method | Reference | Comment |
---|---|---|---|
2.21 ± 0.10 | TDEq | Heinis, Chowdhury, et al., 1988 | ΔGea(423 K) = 49.4 kcal/mol; ΔSea = -3.5 eu; B |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
9.5 | PE | Redchenko, Freimanis, et al., 1980 | LLK |
9.67 ± 0.02 | PE | Redchenko, Freimanis, et al., 1980 | LLK |
Mass spectrum (electron ionization)
Go To: Top, Phase change data, Gas phase ion energetics data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Additional Data
View image of digitized spectrum (can be printed in landscape orientation).
Due to licensing restrictions, this spectrum cannot be downloaded.
Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | NIST Mass Spectrometry Data Center, 1998. |
NIST MS number | 292097 |
References
Go To: Top, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Donnelly, Drewes, et al., 1990
Donnelly, J.R.; Drewes, L.A.; Johnson, R.L.; Munslow, W.D.; Knapp, K.K.; Sovocool, G.W.,
Purity and heat of fusion data for environmental standards as determined by differential scanning calorimetry,
Thermochim. Acta, 1990, 167, 2, 155, https://doi.org/10.1016/0040-6031(90)80476-F
. [all data]
Acree, 1991
Acree, William E.,
Thermodynamic properties of organic compounds: enthalpy of fusion and melting point temperature compilation,
Thermochimica Acta, 1991, 189, 1, 37-56, https://doi.org/10.1016/0040-6031(91)87098-H
. [all data]
Donnelly, Drewes, et al., 1990, 2
Donnelly, J.R.; Drewes, L.A.; Johnson, R.L.; Munslow, W.D.; Knapp, K.K.; Sovocool, G.W.,
Purity and heat of fusion data for environmental standards as determined by differential scanning calorimetry,
Thermochimica Acta, 1990, 167, 2, 155-187, https://doi.org/10.1016/0040-6031(90)80476-F
. [all data]
Heinis, Chowdhury, et al., 1988
Heinis, T.; Chowdhury, S.; Scott, S.L.; Kebarle, P.,
Electron Affinities of Benzo-, Naphtho-, and Anthraquinones Determined from Gas-Phase Equilibria Measurements,
J. Am. Chem. Soc., 1988, 110, 2, 400, https://doi.org/10.1021/ja00210a015
. [all data]
Redchenko, Freimanis, et al., 1980
Redchenko, V.V.; Freimanis, Y.F.; Dregeris, Y.Y.,
Photoelectron Spectroscopy of 2,3-Disubtituted naphthoquinones,
J. Gen. Chem. USSR, 1980, 50, 1507, In original 1847. [all data]
Notes
Go To: Top, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), References
- Symbols used in this document:
EA Electron affinity Tfus Fusion (melting) point ΔfusH Enthalpy of fusion - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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