octadecanal

362,296 routes · scope human · up to 3 steps · built 5 October 2026 · Reactions · API

79 compounds within 3 steps: 1 in 1, 6 in 2, 72 in 3

Three steps

2-hydroxyoctadecanoyl-CoAReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. long-chain-fatty-acid-CoA ligase (stearate)
3. octadecanoyl-CoA + 2-oxoglutarate + O2 = 2-hydroxyoctadecanoyl-CoA + succinate + CO2
Catalysed by ALDH3A2, SLC27A2, ACSL4, ACSL3 and 5 moreendoplasmic reticulum, cytosol
1-(9Z-octadecenoyl)-2-octadecanoyl-sn-glycero-3-phosphateReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. long-chain-fatty-acid-CoA ligase (stearate)
3. 1-(9Z-octadecenoyl)-sn-glycero-3-phosphate + octadecanoyl-CoA = 1-(9Z-octadecenoyl)-2-octadecanoyl-sn-glycero-3-phosphate + CoA
Catalysed by ALDH3A2, SLC27A2, ACSL4, ACSL3 and 10 moreendoplasmic reticulum, cytosol
1-octadecanoyl-2-(9Z-octadecenoyl)-sn-glycero-3-phosphateReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. 1-octadecanoyl-2-(9Z-octadecenoyl)-sn-glycerol + H2O = 2-(9Z-octadecenoyl)-glycerol + octadecanoate + H(+)
3. 1-octadecanoyl-2-(9Z-octadecenoyl)-sn-glycerol + ATP = 1-octadecanoyl-2-(9Z-octadecenoyl)-sn-glycero-3-phosphate + ADP + H(+)
Catalysed by ALDH3A2, ABHD11, DGKZendoplasmic reticulum
1-octadecanoyl-sn-glycero-3-phosphateReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. long-chain-fatty-acid-CoA ligase (stearate)
3. glycerol-3-phosphate 1-O-acyltransferase (sn-glycerol-3-phosphate)
Catalysed by ALDH3A2, SLC27A2, ACSL4, ACSL3 and 8 moreendoplasmic reticulum, cytosolOne of 2 routes
1-(9Z-octadecenoyl)-2-octadecanoyl-sn-glycero-3-phospho-L-serineReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. long-chain-fatty-acid-CoA ligase (stearate)
3. 1-(9Z-octadecenoyl)-sn-glycero-3-phospho-L-serine + octadecanoyl-CoA = 1-(9Z-octadecenoyl)-2-octadecanoyl-sn-glycero-3-phospho-L-serine + CoA
Catalysed by ALDH3A2, SLC27A2, ACSL4, ACSL3 and 6 moreendoplasmic reticulum, cytosol
1-octadecanoyl-2-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-sn-glycero-3-phosphocholineReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. long-chain-fatty-acid-CoA ligase (stearate)
3. 2-(5Z,8Z,11Z,14Z)-eicosatetraenoyl-sn-glycero-3-phosphocholine + octadecanoyl-CoA = 1-octadecanoyl-2-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-sn-glycero-3-phosphocholine + CoA
Catalysed by ALDH3A2, SLC27A2, ACSL4, ACSL3 and 5 moreendoplasmic reticulum, cytosol
1-octadecanoyl-2-(9Z-octadecenoyl)-sn-glycero-3-phosphocholineReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. long-chain-fatty-acid-CoA ligase (stearate)
3. 2-(9Z-octadecenoyl)-sn-glycero-3-phosphocholine + octadecanoyl-CoA = 1-octadecanoyl-2-(9Z-octadecenoyl)-sn-glycero-3-phosphocholine + CoA
Catalysed by ALDH3A2, SLC27A2, ACSL4, ACSL3 and 5 moreendoplasmic reticulum, cytosol
1-octadecanoyl-2-(9Z-octadecenoyl)-sn-glycero-3-phosphoethanolamineReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. long-chain-fatty-acid-CoA ligase (stearate)
3. 2-(9Z-octadecenoyl)-sn-glycero-3-phosphoethanolamine + octadecanoyl-CoA = 1-octadecanoyl-2-(9Z-octadecenoyl)-sn-glycero-3-phosphoethanolamine + CoA
Catalysed by ALDH3A2, SLC27A2, ACSL4, ACSL3 and 5 moreendoplasmic reticulum, cytosol
(11Z)-octadecenoyl-CoAReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. long-chain-fatty-acid-CoA ligase (stearate)
3. stearoyl-CoA desaturase (N-C18:0CoA -> N-C18:1CoA)
Catalysed by ALDH3A2, SLC27A2, ACSL4, ACSL3 and 5 moreendoplasmic reticulum, cytosol
1'-[1-acyl-2-octadecanoyl-sn-glycero-3-phospho],3'-[1-acyl,2-hydroxy-sn-glycero-3-phospho]-glycerolReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. long-chain-fatty-acid-CoA ligase (stearate)
3. 1',3'-bis-[1-acyl-sn-glycero-3-phospho]-glycerol + octadecanoyl-CoA = 1'-[1-acyl-2-octadecanoyl-sn-glycero-3-phospho],3'-[1-acyl,2-hydroxy-sn-glycero-3-phospho]-glycerol + CoA
Catalysed by ALDH3A2, SLC27A2, ACSL4, ACSL3 and 5 moreendoplasmic reticulum, cytosol
1-acyl-2-octadecanoyl-sn-glycero-3-phosphoethanolamineReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. long-chain-fatty-acid-CoA ligase (stearate)
3. a 1-acyl-sn-glycero-3-phosphoethanolamine + octadecanoyl-CoA = 1-acyl-2-octadecanoyl-sn-glycero-3-phosphoethanolamine + CoA
Catalysed by ALDH3A2, SLC27A2, ACSL4, ACSL3 and 5 moreendoplasmic reticulum, cytosol
1-octadecanoyl-2-(9Z-octadecenoyl)-glycerolReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. long-chain-fatty-acid-CoA ligase (stearate)
3. 2-(9Z-octadecenoyl)-glycerol + octadecanoyl-CoA = 1-octadecanoyl-2-(9Z-octadecenoyl)-glycerol + CoA
Catalysed by ALDH3A2, SLC27A2, ACSL4, ACSL3 and 6 moreendoplasmic reticulum, cytosol
hexadecyl octadecanoateReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. long-chain-fatty-acid-CoA ligase (stearate)
3. hexadecan-1-ol + octadecanoyl-CoA = hexadecyl octadecanoate + CoA
Catalysed by ALDH3A2, SLC27A2, ACSL4, ACSL3 and 6 moreendoplasmic reticulum, cytosol
(R)-3-hydroxy-(11Z)-octadecenoyl-CoAReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. long-chain-fatty-acid-CoA ligase (stearate)
3. Fatty Acid Beta Oxidation (C18:1->C18:1Oh), Mitochondrial
Catalysed by ALDH3A2, SLC27A2, ACSL4, ACSL3 and 6 moreendoplasmic reticulum, cytosol, mitochondrial matrix
1-octadecanoyl-2-(4Z,7Z,10Z,13Z,16Z,19Z-docosahexaenoyl)-sn-glycero-3-phosphateReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. 1-octadecanoyl-2-(4Z,7Z,10Z,13Z,16Z,19Z-docosahexaenoyl)-sn-glycerol + H2O = 2-(4Z,7Z,10Z,13Z,16Z,19Z-docosahexaenoyl)-glycerol + octadecanoate + H(+)
3. 1-octadecanoyl-2-(4Z,7Z,10Z,13Z,16Z,19Z-docosahexaenoyl)-sn-glycerol + ATP = 1-octadecanoyl-2-(4Z,7Z,10Z,13Z,16Z,19Z-docosahexaenoyl)-sn-glycero-3-phosphate + ADP + H(+)
Catalysed by ALDH3A2, ABHD11, DGKZendoplasmic reticulum
(11Z,14Z)-eicosadienoateReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. (10Z)-heptadecenoic acid formation
3. (10Z)-heptadecenoic acid formation
Catalysed by ALDH3A2endoplasmic reticulum, cytosol, extracellular spaceOne of 12 routes
(17Z)-hexacosenoateReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. (10Z)-heptadecenoic acid formation
3. (10Z)-heptadecenoic acid formation
Catalysed by ALDH3A2endoplasmic reticulum, cytosol, extracellular spaceOne of 12 routes
(7Z,10Z,13Z,16Z,19Z)-docosapentaenoateReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. (10Z)-heptadecenoic acid formation
3. (10Z)-heptadecenoic acid formation
Catalysed by ALDH3A2endoplasmic reticulum, cytosol, extracellular spaceOne of 12 routes
(7Z,10Z,13Z,16Z)-docosatetraenoateReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. (10Z)-heptadecenoic acid formation
3. (10Z)-heptadecenoic acid formation
Catalysed by ALDH3A2endoplasmic reticulum, cytosol, extracellular spaceOne of 12 routes
1-O-(1Z)-alkenyl-2-octadecanoyl-sn-glycero-3-phosphoethanolamineReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. long-chain-fatty-acid-CoA ligase (stearate)
3. a 1-O-(1Z-alkenyl)-sn-glycero-3-phosphoethanolamine + octadecanoyl-CoA = 1-O-(1Z)-alkenyl-2-octadecanoyl-sn-glycero-3-phosphoethanolamine + CoA
Catalysed by ALDH3A2, SLC27A2, ACSL4, ACSL3 and 5 moreendoplasmic reticulum, cytosol
(5Z,8Z,11Z)-eicosatrienoateReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. (10Z)-heptadecenoic acid formation
3. (10Z)-heptadecenoic acid formation
Catalysed by ALDH3A2endoplasmic reticulum, cytosol, extracellular spaceOne of 12 routes
tricosanoateReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. (10Z)-heptadecenoic acid formation
3. (10Z)-heptadecenoic acid formation
Catalysed by ALDH3A2endoplasmic reticulum, cytosol, extracellular spaceOne of 12 routes
cholesteryl octadecanoateReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. long-chain-fatty-acid-CoA ligase (stearate)
3. Acyl-CoA:cholesterol O-acyltransferase
Catalysed by ALDH3A2, SLC27A2, ACSL4, ACSL3 and 6 moreendoplasmic reticulum, cytosolOne of 2 routes
N-octadecanoylhexadecasphinganineReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. long-chain-fatty-acid-CoA ligase (stearate)
3. hexadecasphinganine + octadecanoyl-CoA = N-octadecanoylhexadecasphinganine + CoA + H(+)
Catalysed by ALDH3A2, SLC27A2, ACSL4, ACSL3 and 6 moreendoplasmic reticulum, cytosol
a 1-acyl-2-octadecanoyl-sn-glycero-3-phospho-(1D-myo-inositol)Reach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. long-chain-fatty-acid-CoA ligase (stearate)
3. a 1-acyl-sn-glycero-3-phospho-(1D-myo-inositol) + octadecanoyl-CoA = a 1-acyl-2-octadecanoyl-sn-glycero-3-phospho-(1D-myo-inositol) + CoA
Catalysed by ALDH3A2, SLC27A2, ACSL4, ACSL3 and 5 moreendoplasmic reticulum, cytosol
O-octadecanoyl-(R)-carnitineReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. long-chain-fatty-acid-CoA ligase (stearate)
3. (R)-carnitine + octadecanoyl-CoA = O-octadecanoyl-(R)-carnitine + CoA
Catalysed by ALDH3A2, SLC27A2, ACSL4, ACSL3 and 5 moreendoplasmic reticulum, cytosol
beta-D-glucosyl-(1<->1)-N-octadecanoylsphing-4-enineReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. N-octadecanoylsphing-4-enine + H2O = sphing-4-enine + octadecanoate
3. beta-D-glucosyl-(1<->1)-N-octadecanoylsphing-4-enine + cholesterol = cholesteryl 3-beta-D-glucoside + N-octadecanoylsphing-4-enine
Catalysed by ALDH3A2, ASAH1, ACER2, ASAH2 and 1 moreendoplasmic reticulum
1-octadecanoyl-2-(9Z,12Z)-octadecadienoyl-sn-glycero-3-phosphocholineReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. long-chain-fatty-acid-CoA ligase (stearate)
3. 2-(9Z,12Z-octadecadienoyl)-sn-glycero-3-phosphocholine + octadecanoyl-CoA = 1-octadecanoyl-2-(9Z,12Z)-octadecadienoyl-sn-glycero-3-phosphocholine + CoA
Catalysed by ALDH3A2, SLC27A2, ACSL4, ACSL3 and 5 moreendoplasmic reticulum, cytosol
1-octadecanoyl-2-(4Z,7Z,10Z,13Z,16Z,19Z-docosahexaenoyl)-sn-glycero-3-phosphocholineReach from here →
1. H2O[r] + NAD+[r] + octadecanal[r] = 2 H+[r] + NADH[r] + stearate[r]
2. long-chain-fatty-acid-CoA ligase (stearate)
3. 2-(4Z,7Z,10Z,13Z,16Z,19Z-docosahexaenoyl)-sn-glycero-3-phosphocholine + octadecanoyl-CoA = 1-octadecanoyl-2-(4Z,7Z,10Z,13Z,16Z,19Z-docosahexaenoyl)-sn-glycero-3-phosphocholine + CoA
Catalysed by ALDH3A2, SLC27A2, ACSL4, ACSL3 and 5 moreendoplasmic reticulum, cytosol