Piperonal
- Formula: C8H6O3
- Molecular weight: 150.1314
- IUPAC Standard InChI: InChI=1S/C8H6O3/c9-4-6-1-2-7-8(3-6)11-5-10-7/h1-4H,5H2
- IUPAC Standard InChIKey: SATCULPHIDQDRE-UHFFFAOYSA-N
- CAS Registry Number: 120-57-0
- 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: 1,3-Benzodioxole-5-carboxaldehyde; Geliotropin; Heliotropin; Heliotropine; Piperonaldehyde; Piperonylaldehyde; Protocatechuic aldehyde methylene ether; 3,4-(Methylenedioxy)benzaldehyde; 3,4-Bis(methylenedioxy)benzaldehyde; 3,4-Dihydroxybenzaldehyde methylene ketal; 5-Formyl-1,3-benzodioxole; Benzaldehyde, 3,4-(methylenedioxy)-; Dioxymethylene-protocatechuic aldehyde; 3,4-Methylene-dihydroxybenzaldehyde; 3,4-Dimethylenedioxybenzaldehyde; NSC 26826; Piperanal; 1,3-Benzodioxole-5-carbaldehyde; Heliotropine (Piperonal)
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Options:
Data at NIST subscription sites:
NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.
Phase change data
Go To: Top, 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:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tboil | 536.2 | K | N/A | Weast and Grasselli, 1989 | BS |
| Tboil | 535. to 537. | K | N/A | Frinton Laboratories Inc., 1986 | BS |
| Quantity | Value | Units | Method | Reference | Comment |
| Tfus | 310.25 | K | N/A | Serpinskii, Voitkevich, et al., 1958 | Uncertainty assigned by TRC = 1. K; TRC |
Reduced pressure boiling point
| Tboil (K) | Pressure (atm) | Reference | Comment |
|---|---|---|---|
| 413.2 | 0.020 | Weast and Grasselli, 1989 | BS |
Enthalpy of vaporization
| ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 14.5 | 375. | A | Stephenson and Malanowski, 1987 | Based on data from 360. to 536. K. See also Stull, 1947.; AC |
| 15.7 | 331. | N/A | Serpinskii, Voitkevich, et al., 1953 | Based on data from 310. to 353. K.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (atm)
T = temperature (K)
View plot Requires a JavaScript / HTML 5 canvas capable browser.
| Temperature (K) | A | B | C | Reference | Comment |
|---|---|---|---|---|---|
| 360. to 536. | 5.24480 | 2608.988 | -39.07 | Stull, 1947 | Coefficents calculated by NIST from author's data. |
Enthalpy of sublimation
| ΔsubH (kcal/mol) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 21.7 | 323. | Serpinskii, Voitkevich, et al., 1953 | Based on data from 293. to 353. K. See also Jones, 1960 and Stephenson and Malanowski, 1987.; AC |
References
Go To: Top, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]
Frinton Laboratories Inc., 1986
Frinton Laboratories Inc.,
Catalog Number 11, Frinton Laboratories Inc., Vineland, NJ, 1986, 99. [all data]
Serpinskii, Voitkevich, et al., 1958
Serpinskii, V.V.; Voitkevich, S.A.; Lyuboshits, N.Yu.,
Trudy Vsesoyuz. Nauch.-Issledovatel. Inst. Sintet. I. Natural. Dushistykh Veshchestv, 1958, 4, 125. [all data]
Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw,
Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2
. [all data]
Stull, 1947
Stull, Daniel R.,
Vapor Pressure of Pure Substances. Organic and Inorganic Compounds,
Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022
. [all data]
Serpinskii, Voitkevich, et al., 1953
Serpinskii, V.V.; Voitkevich, S.A.; Lyuboshits, N.Y.,
Zh. Fiz. Khim., 1953, 27, 1032. [all data]
Jones, 1960
Jones, A.H.,
Sublimation Pressure Data for Organic Compounds.,
J. Chem. Eng. Data, 1960, 5, 2, 196-200, https://doi.org/10.1021/je60006a019
. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tboil Boiling point Tfus Fusion (melting) point ΔsubH Enthalpy of sublimation ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.