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CAS Number: 140-77-2
3-cyclopentylpropanoic acid

Structure

 3-cyclopentylpropanoic acid
Name: 3-cyclopentylpropanoic acid
Synonyms:
General Information
Product Number: 140772
CAS Registry Number: 140-77-2
Name:
        Cyclopentanepropanoi​c acid
        Cyclopentanepropioni​c acid (6CI,​7CI,​8CI); 3-​Cyclopentylpropanoic acid; 3-​Cyclopentylpropionic acid; Cyclopentylpropionic acid; Cypionic acid; NSC 8771 
 
Chemical Formula: C8H14O2
Exact Mass: 142.10
Molecular Weight: 142.20
m/z: 142.10 (100.0%), 143.10 (8.7%)
Elemental Analysis: C, 67.57; H, 9.92; O, 22.50
 
InChI: InChI=1S/C8H14O2/c9-8(10)6-5-7-3-1-2-4-7/h7H,1-6H2,(H,9,10)
InChIKey: ZRPLANDPDWYOMZ-UHFFFAOYSA-N
Canonical SMILES : C1CCC(C1)CCC(=O)O
 
Thermal Properties Value Condition Note
Boiling Point 258-261 °C Press: 0.25 Torr (1)CAS
Boiling Point 158 °C Press: 26 Torr (2)CAS
Boiling Point 146-154 °C Press: 20 Torr (3)CAS
Boiling Point 135 °C Press: 15 Torr (4)CAS
Boiling Point 134-136 °C Press: 14 Torr (5)CAS
Boiling Point 131 °C Press: 16 Torr (6)CAS
Boiling Point 131 °C Press: 6 Torr (7)CAS
Boiling Point 130-132 °C   (8)SRC
Boiling Point 122-124 °C Press: 11 Torr (9)CAS
Boiling Point 122 °C Press: 5 Torr (10)CAS
Boiling Point 100-101 °C Press: 4 Torr (11)CAS
Melting Point 198-202 °C   (16)CAS
Melting Point 131 °C   (17)CAS
Melting Point 12 °C   (6)CAS

Specification

98%
References
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  4. (4) King, Frederick E.; Journal of the Chemical Society 1935, P982-4 CAPLUS
  5. (5) Shepard, Edwin R.; Journal of Organic Chemistry 1954, V19, P415-18 CAPLUS
  6. (6) FR 81251 1963 CAPLUS
  7. (7) Barrett, J. W.; Journal of the Chemical Society 1935, P1065-9 CAPLUS
  8. (8) "PhysProp" data were obtained from Syracuse Research Corporation of Syracuse, New York (US)
  9. (9) Semonsky, M.; Collection of Czechoslovak Chemical Communications 1960, V25, P2038-44 CAPLUS
  10. (10) Kessar, S. V.; Journal of the Indian Chemical Society 1963, V40(8), P655-9 CAPLUS
  11. (11) Tanida, Hiroshi; JP 40020853 B4 1965 CAPLUS
  12. (12) BIORAD: Copyright Bio-Rad Laboratories. All Rights Reserved.
  13. (13) WSS: Spectral data were obtained from Wiley Subscription Services, Inc. (US)
  14. (14) Lamant, Maurice; Compt. Rend. 1961, V252, P2736-7 CAPLUS
  15. (15) BIORAD: Infrared spectral data from the Bio-Rad/Sadtler IR Data Collection was obtained from Bio-Rad Laboratories, Philadelphia, PA (US). Copyright © Bio-Rad Laboratories. All Rights Reserved.
  16. (16) GB 764339 1956 CAPLUS
  17. (17) Koller, M.; Bollettino - Societa Italiana di Biologia Sperimentale 1953, V29, P137-9 CAPLUS
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