Esterases are enzymes that facilitate the hydrolysis of esters into an alcohol and an acid by catalysing the ester bond. Lipases are a subclass of the esterases that can be found in microorganisms, plants or animal tissues. They catalyse esters to get a fatty acid and an alcohol.

Enzyme Substrate Product Code MSDS
Esterase/lipase MNP-Acetate 1061  MNP-acetate
MNP-proprionate 1062  MNP-Propionate
SRA-proprionate 1063  SRA-Propionate
SRA-butyrate 1064  SRA-Butyrate
SRA-decanoate 1065  SRA-Decanoate
SRA-laurate 1066  SRA-Laurate
SRA-myristate 1067  SRA-Myristate

1061 MNP-Acetate powder

This substrate is a yellow powder. Hydrolysis of this substrate by esterase releases a product that is red in colour at pH> 9.5 and can be measured at 505 nm. Extinction coefficient of the released  product is 27,000 Lmol-1cm-1.

2-methoxy-4-(2-nitrovinyl)-phenyl-acetate: C11H11NO5
Molecular weight: 237 gmol-1         CAS number: 6622-95-3

MSDS – MNP-Acetate

1062 MNP-Proprionate powder

This substrate is a yellow powder. Hydrolysis of this substrate by esterase releases a product that is red in colour at pH> 9.5 and can be measured at 505 nm. Extinction coefficient of the released  product is 27,000 Lmol-1cm-1.

2-methoxy-4-(2-nitrovinyl)-phenyl-propionate: C12H13NO5
Molecular weight: 251 gmol-1         CAS number: 77913-02-1

MSDS – MNP-Propionate

1063 SRA-Proprionate powder

This substrate is a yellow powder. Hydrolysis of this substrate by esterase releases a product that is red in colour at pH> 9.5 and can be measured at 529 nm. Extinction coefficient of the released product is 27,700 Lmol-1cm-1.

2-[5-[(3,5-dimethoxy-4-propanoyloxy-phenyl)methylene]-4-oxo-2-thioxo-thiazolidin-3-yl]acetic acid: C17H17NO7S2      
Molecular weight: 411 gmol-1

MSDS – SRA-Propionate

1064 SRA-Butyrate powder

This substrate is a yellow powder. Hydrolysis of this substrate by esterase releases a product that is red in colour at pH> 9.5 and can be measured at 529 nm. Extinction coefficient of the released product is 27,700 Lmol-1cm-1.

2-[(5Z)-5-[(4-butanoyloxy-3,5-dimethoxy-phenyl)methylene]-4-oxo-2-thioxo-thiazolidin-3-yl]acetic acid: C18H19NO7S2      
Molecular weight:
425 gmol-1

MSDS – SRA-Butyrate

1065 SRA-Decanoate powder

This substrate is a yellow powder. Hydrolysis of this substrate by esterase/lipase releases a product that is red in colour at pH> 9.5 and can be measured at 529 nm. Extinction coefficient of the released product is 27,700 Lmol-1cm-1.

2-[(5Z)-5-[(4-decanoyloxy-3,5-dimethoxy-phenyl)methylene]-4-oxo-2-thioxo-thiazolidin-3-yl]acetic acid: C24H31NO7S2
Molecular weight: 509 gmol-1

MSDS – SRA-Decanoate

1066 SRA-Laurate powder

This substrate is a yellow powder. Hydrolysis of this substrate by esterase/lipase releases a product that is red in colour at pH> 9.5 and can be measured at 529 nm. Extinction coefficient of the released product is 27,700 Lmol-1cm-1.

2-[(5Z)-5-[(4-dodecanoyloxy-3,5-dimethoxy-phenyl)methylene]-4-oxo-2-thioxo-thiazolidin-3-yl]acetic acid: C26H35NO7S2      
Molecular weight:
538 gmol-1

MSDS – SRA-Laurate

1067 SRA-Myristate powder

This substrate is a yellow powder. Hydrolysis of this substrate by esterase/lipase releases a product that is red in colour at pH> 9.5 and can be measured at 529 nm. Extinction coefficient of the released product is 27,700 Lmol-1cm-1.

2-(5-(3,5-dimethoxy-4-(tetradec-1-en-2-ylperoxy)benzylidene)-4-oxo-2-thioxothiazolidin-3-yl)acetic acid: C28H39NO7S2
Molecular weight: 565 gmol-1

MSDS – SRA-Myristate