ACD/Sigma by Advanced Chemistry Development, Inc., (ACD/Labs)

4.7
/
5.0
  |  1 reviews
ACD/Sigma allows you to quickly calculate the electronic substituent constant, σ, calculated for selected fragments of your molecule or the substituents of your library. View the contribution made by each fragment in the substituent toward the entire predicted value. This permits you to make an in-depth analysis of steric effects, the hydrophobic constant (the π constant of Hansch, enabled in conjunction with ACD/LogP DB calculations), and related phenomena of the various substituents in your mo... Read more


ACD/Sigma by Advanced Chemistry Development, Inc.,  (ACD/Labs) product image
ACD/Sigma



Average Rating: 4.7
1 Scientist has reviewed this product

5 out of 5
Ease of use
4 out of 5
After sales service
5 out of 5
Value for money


  • Status:

    Reviewer
  • Member since: 2014

  • Organization: University of Leeds



  • Ease of use
    5 out of 5
    After sales service
    4 out of 5
    Value for money
    5 out of 5
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Rating: 4.7

  • Application Area: Chemistry lab

"This is a great platform for chemical development. I use it regularly for day to day tasks."

Review date: 10 Sep 2014 | ACD/Sigma
ACD/Sigma allows you to quickly calculate the electronic substituent constant, σ, calculated for selected fragments of your molecule or the substituents of your library. View the contribution made by each fragment in the substituent toward the entire predicted value. This permits you to make an in-depth analysis of steric effects, the hydrophobic constant (the π constant of Hansch, enabled in conjunction with ACD/LogP DB calculations), and related phenomena of the various substituents in your molecule of interest.

Also Available

ACD/Sigma Batch—predict Sigma values for thousands of compounds at one time with minimal operator intervention.