Dihydroheptachlor
- Formula: C10H7Cl7
- Molecular weight: 375.334
- IUPAC Standard InChI: InChI=1S/C10H7Cl7/c11-4-2-1-3-5(4)9(15)7(13)6(12)8(3,14)10(9,16)17/h3-5H,1-2H2
- IUPAC Standard InChIKey: DRKYTUDHOKREMS-UHFFFAOYSA-N
- CAS Registry Number: 14168-01-5
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: β-Dihydroheptachlor
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Normal alkane RI, non-polar column, temperature ramp
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 by: NIST Mass Spectrometry Data Center, William E. Wallace, director
| Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
|---|---|---|---|---|---|
| Active phase | HP-1 | HP-1 | HP-1 | HP-1 | HP-1 |
| Column length (m) | 30. | 30. | 30. | 30. | 30. |
| Carrier gas | H2 | H2 | H2 | H2 | H2 |
| Substrate | |||||
| Column diameter (mm) | 0.25 | 0.25 | 0.25 | 0.25 | 0.25 |
| Phase thickness (μm) | |||||
| Tstart (C) | 50. | 50. | 50. | 50. | 50. |
| Tend (C) | 320. | 320. | 320. | 320. | 320. |
| Heat rate (K/min) | 3. | 3. | 3. | 3. | 3. |
| Initial hold (min) | 1. | 1. | 1. | 1. | 1. |
| Final hold (min) | |||||
| I | 1956.8 | 1968.2 | 1972.7 | 1980.0 | 1991.9 |
| Reference | Dearth and Hites, 1991 | Dearth and Hites, 1991 | Dearth and Hites, 1991 | Dearth and Hites, 1991 | Dearth and Hites, 1991 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
| Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
|---|---|---|---|---|---|
| Active phase | HP-1 | HP-1 | HP-1 | HP-1 | HP-1 |
| Column length (m) | 30. | 30. | 30. | 30. | 30. |
| Carrier gas | H2 | H2 | H2 | H2 | H2 |
| Substrate | |||||
| Column diameter (mm) | 0.25 | 0.25 | 0.25 | 0.25 | 0.25 |
| Phase thickness (μm) | |||||
| Tstart (C) | 50. | 50. | 50. | 50. | 50. |
| Tend (C) | 320. | 320. | 320. | 320. | 320. |
| Heat rate (K/min) | 3. | 3. | 3. | 3. | 3. |
| Initial hold (min) | 1. | 1. | 1. | 1. | 1. |
| Final hold (min) | |||||
| I | 1998.5 | 2006.6 | 2018.7 | 2025.9 | 2029.8 |
| Reference | Dearth and Hites, 1991 | Dearth and Hites, 1991 | Dearth and Hites, 1991 | Dearth and Hites, 1991 | Dearth and Hites, 1991 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
| Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
|---|---|---|---|---|---|
| Active phase | DB-5 | DB-5 | DB-5 | DB-5 | DB-5 |
| Column length (m) | 30. | 30. | 30. | 30. | 30. |
| Carrier gas | H2 | H2 | H2 | H2 | H2 |
| Substrate | |||||
| Column diameter (mm) | 0.25 | 0.25 | 0.25 | 0.25 | 0.25 |
| Phase thickness (μm) | |||||
| Tstart (C) | 50. | 50. | 50. | 50. | 50. |
| Tend (C) | 320. | 320. | 320. | 320. | 320. |
| Heat rate (K/min) | 3. | 3. | 3. | 3. | 3. |
| Initial hold (min) | 1. | 1. | 1. | 1. | 1. |
| Final hold (min) | |||||
| I | 1973.5 | 1993.4 | 2017.9 | 2029.0 | 2037.9 |
| Reference | Dearth and Hites, 1991 | Dearth and Hites, 1991 | Dearth and Hites, 1991 | Dearth and Hites, 1991 | Dearth and Hites, 1991 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
| Column type | Capillary |
|---|---|
| Active phase | DB-5 |
| Column length (m) | 30. |
| Carrier gas | H2 |
| Substrate | |
| Column diameter (mm) | 0.25 |
| Phase thickness (μm) | |
| Tstart (C) | 50. |
| Tend (C) | 320. |
| Heat rate (K/min) | 3. |
| Initial hold (min) | 1. |
| Final hold (min) | |
| I | 2044.7 |
| Reference | Dearth and Hites, 1991 |
| Comment | MSDC-RI |
References
Go To: Top, Normal alkane RI, non-polar column, temperature ramp, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Dearth and Hites, 1991
Dearth, M.A.; Hites, R.A.,
Complete analysis of technical chlordane using negative ionization mass spectrometry,
Environ. Sci. Technol., 1991, 25, 2, 245-254, https://doi.org/10.1021/es00014a005
. [all data]
Notes
Go To: Top, Normal alkane RI, non-polar column, temperature ramp, References
- Symbols used in this document:
Tend Final temperature Tstart Initial temperature - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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