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Vendor Subsets

These databases have been provided to us under collaborative agreements with each respective vendor. Molecules in the original catalogs may not appear in ZINC because they do not pass our filters, or they have not been processed yet. ZINC may be used free of charge for research by individuals and institutions. Whereas you are free to share the results of a ZINC search or a screen of molecules from ZINC, you may not redistribute major portions of ZINC without the express written permission of John Irwin. Additional usage notes may be found below the table.
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Vendor
Information

Name
Email
Phone
Fax

Catalog
Information

Source- entries,
Version/ Date

ZINC
Information

Loaded,
Filtered,
Sole- source,
Depleted

Diversity
Information

Cluster represent-
atives
at a given Tanimoto cutoff

ACB Blocks
info@acbblocks.com 
p.+7 (495) 761-4365
f.+7 (495) 646-0434
2982
2006.04
download 4267
113
1510
NYA
90%:1797
80%:912
70%:542
60%:326
Acros Organics
info at acros.com 
p.N/A
f.+32 14 59 34 34
17449
2006.4
12750 download
4579
561
NYA
90%:6780
80%:3439
70%:1492
60%:694
Adesis
info at adesisinc.com 
p.+1 302 323 4880
f.+1 302 323 4879
300
2007-02-10
234 download
34
95
NYA
90%:191
80%:108
70%:55
60%:17
Alfa-Aesar
info at alfa.com 
p.+1 978 521 6300
f.+1 978 521 6350
25102
2005.6
16360 download
6634
1736
NYA
90%:2714
80%:1291
70%:551
60%:264
AmpC ligands
email 
p.phone
f.fax
21
2008.7
21 download
0
0
NYA
90%:N/A
80%:N/A
70%:N/A
60%:N/A
AmpC non-binders
email 
p.phone
f.fax
84
2008.7
119 download
0
17
NYA
90%:N/A
80%:N/A
70%:N/A
60%:N/A
AnalytiCon Discovery
sales at ac-discovery.com 
p.+49 (0) 331 2300-300
f.+49 (0) 331 2300-333
19080
080301
13463 download
58
11595
NYA
90%:3086
80%:729
70%:209
60%:79
Apollo Scientific
sales@apolloscientific.co.uk 
p.+44 161 406 0505
f.+44 161 406 0506
25102
2005.6
download 21530
4963
1209
NYA
90%:N/A
80%:N/A
70%:N/A
60%:N/A
Aronis
rakishev at aronis.ru 
p.+7 926 5780336
f.+7 495 4265336
24141
2008.4
29054 download
804
153
NYA
90%:10724
80%:3055
70%:1080
60%:424
ARVI
email 
p.phone
f.fax
53000
2008.5
5541 download
1000
3124
NYA
90%:1147
80%:524
70%:294
60%:166
ASDI
email 
p.phone
f.fax
10000
2008.1
10365 download
1000
385
NYA
90%:6152
80%:3326
70%:1549
60%:685
Asinex
sales at asinex.com 
p.+7 095 780 3411
f.+7 095 780 3419
372187
2006.3
369231 download
125100
67224
NYA
90%:85842
80%:32727
70%:12173
60%:4351
AstaTech
email 
p.phone
f.fax
2300
2008.5
2427 download
100
902
NYA
90%:1373
80%:892
70%:546
60%:296
Aurora Feinchemie
office at aurora-feinchemie.com 
p.+43 316 58 67 38
f.+43 316 58 47 44
51082
2006.4
77245 download
24808
8193
NYA
90%:1425
80%:1150
70%:828
60%:493
Bachem
sales at bachem.com 
p.+1 800 634 3183
f.+1 610 239 0800
6470
2005.6
3096 download
3196
47
NYA
90%:1034
80%:390
70%:181
60%:109
BindingDB.org
email 
p.phone
f.fax
22500
2008.6
19983 download
0
202
NYA
90%:6880
80%:3467
70%:1992
60%:1122
BioSynth
welcome@biosynth.ch 
p.+41 71 858 20 20
f.+41 71 858 20 30
2016
2007
download 2132
467
1048
NYA
90%:778
80%:440
70%:264
60%:168
Calbiochem
email 
p.phone
f.fax
10000
2008.1
761 download
1000
378
NYA
90%:456
80%:393
70%:344
60%:281
CCP W191G binders
email 
p.phone
f.fax
43
2008.7
17 download
0
0
NYA
90%:N/A
80%:N/A
70%:N/A
60%:N/A
CCP W191G non-binders
email 
p.phone
f.fax
17
2008.7
8 download
0
0
NYA
90%:N/A
80%:N/A
70%:N/A
60%:N/A
ChemBridge
sales at chembridge.com 
p.858 451 7400
f.858 451 7401
476161
2006.6
430751 download
7737
54157
NYA
90%:130509
80%:41733
70%:14447
60%:5119
ChemDiv
chemdiv at chemdiv.com 
p.858-794-4860
f.858-794-4931
349977
2006.5
445404 download
137686
226899
NYA
90%:2772
80%:2071
70%:1417
60%:882
Chemical Block
orders at chemical-block.com 
p.+7 095 1356343
f.+7 095 1372966
123290
2006.3
104210 download
40980
4831
NYA
90%:1757
80%:1429
70%:1006
60%:632
Chemik
info at chemik.com 
p.phone
f.fax
1000
2008.5
97 download
100
80
NYA
90%:N/A
80%:N/A
70%:N/A
60%:N/A
CiVentiChem
sales at cvchem.com 
p.+1 (919) 678-0702
f.+1 (919) 678-0706
1236
2007
1002 download
88
564
NYA
90%:590
80%:412
70%:319
60%:226
Combi-Blocks
sales at combi-blocks.com 
p.+1 877 525 6257
f.+1 858 635 8991
1747
2005.11
709 download
1034
166
NYA
90%:505
80%:287
70%:171
60%:83
DrugBank-experimental
info at drugbank.ca 
p.phone
f.fax
3205
2008.5
4649 download
621
317
NYA
90%:1673
80%:1281
70%:956
60%:687
DrugBank-nutriceuticals
info at drugbank.ca 
p.phone
f.fax
61
2008.5
78 download
3
4
NYA
90%:45
80%:35
70%:31
60%:25
DrugBank-small molecules
info at drugbank.ca 
p.phone
f.fax
4562
2008.5
1490 download
841
192
NYA
90%:N/A
80%:N/A
70%:N/A
60%:N/A
Enamine
enamine at enamine.net 
p.+380 44 537 3218
f.+380 44 537 3253
1021826
2006.6
1044816 download
210704
260564
NYA
90%:331628
80%:110069
70%:27044
60%:6230
FDA-approved drugs (via DSSTOX)
no email 
p.N/A
f.N/A
1217
2005-03-01
2424 download
28
322
NYA
90%:955
80%:773
70%:628
60%:469
Focus Synthesis
info at focussynthesis.com 
p.phone
f.fax
1000
2008.5
388 download
100
385
NYA
90%:306
80%:271
70%:231
60%:189
Frinton
sales at frinton.com 
p.Tel
f.Fax
1130
2005.10
1097 download
190
17
NYA
90%:787
80%:572
70%:365
60%:180
Frontier
sales at frontiersci.com 
p.+1 435 853 1901
f.+1 435 753 6731
791
2005.10
361 download
433
117
NYA
90%:288
80%:200
70%:120
60%:72
Human Metabolome Database
info at hmdb.ca 
p.phone
f.fax
5000
2008.5
2550 download
100
1392
NYA
90%:925
80%:541
70%:323
60%:206
IBScreen
screen at ibscreen.chg.ru 
p.+7 (095) 788 0651
f.+7 (095) 788 0652
428025
2006.3
536673 download
20010
146927
NYA
90%:100839
80%:40859
70%:16593
60%:5900
Individual Suppliers
email 
p.phone
f.fax
100
current
3 download
0
0
NYA
90%:N/A
80%:N/A
70%:N/A
60%:N/A
Indofine
chemical at indofinechemical.com 
p.+1 908 359 6778
f.+1 908 359 1179
1332
2005.11
1499 download
18
226
NYA
90%:403
80%:188
70%:105
60%:75
Infarmatik
sales at infarmatic.com 
p.+36 1 399 3311
f.+36 1 399 3448
907
2008.5
1001 download
20
280
NYA
90%:613
80%:396
70%:250
60%:159
KeyOrganics
enquiries at keyorganics.ltd.uk 
p.+44 1840 212137
f.+44 1840 213712
49522
2004-08-01
59389 download
459
2730
NYA
90%:N/A
80%:N/A
70%:N/A
60%:N/A
L99A binders
email 
p.phone
f.fax
55
2008.7
53 download
0
12
NYA
90%:N/A
80%:N/A
70%:N/A
60%:N/A
L99A non-binders
email 
p.phone
f.fax
65
2008.7
61 download
0
5
NYA
90%:N/A
80%:N/A
70%:N/A
60%:N/A
L99A/M102Q binders
email 
p.phone
f.fax
76
2008.7
73 download
0
12
NYA
90%:N/A
80%:N/A
70%:N/A
60%:N/A
L99A/M102Q non-binders
email 
p.phone
f.fax
20
2008.7
17 download
0
1
NYA
90%:N/A
80%:N/A
70%:N/A
60%:N/A
Lab molecules
email 
p.phone
f.fax
100
current
0 download
0
0
NYA
90%:N/A
80%:N/A
70%:N/A
60%:N/A
Life Chemicals
sales at lifechemicals.com 
p.+1 905 634 5212
f.+1 905 634 4719
200000
2006.5
549442 download
0
222958
NYA
90%:81217
80%:27036
70%:9840
60%:3426
LOPAC1280
sales at sial.com 
p.phone
f.fax
1280
2005.10
1540 download
26
329
NYA
90%:998
80%:852
70%:706
60%:530
Maybridge
orders at maybridge.com 
p.+44 1840 770467
f.+44 1840 770111
19049
2008.4
70657 download
3
4252
NYA
90%:41627
80%:23905
70%:10923
60%:3892
MicroSource
sales at msdiscovery.com 
p.+1 (860) 350-8078
f.+1 (860) 354-5300
4000
2004-10
3365 download
165
290
NYA
90%:1388
80%:1088
70%:811
60%:522
Molecular Diversity Preservation International
lin at mpdi.org 
p.+41 61 683 7734
f.+41 61 302 8918
10653
2005.6
12587 download
2248
1657
NYA
90%:826
80%:631
70%:417
60%:287
Nanosyn
sales at nanosyn.com 
p.+1 650 853 7030
f.+1 650 853 7031
58587
2004-08-01
57932 download
14540
4966
NYA
90%:1226
80%:988
70%:735
60%:487
National Cancer Institute
dtpinfo at mail.nih.gov 
p.no phone
f.no fax
260070
Nov 2003
283541 download
0
94477
NYA
90%:1
80%:1
70%:1
60%:1
NCI Plated 2007
dtpinfo at mail.nih.gov 
p.no phone
f.no fax
139735
May 07
136784 download
0
101922
NYA
90%:5203
80%:2964
70%:1473
60%:730
Oakwood Chemical
sales at oakwoodchemical.com 
p.+1 803 739 8800
f.+1 803 739 6957
16975
2005.6
15616 download
2147
2747
NYA
90%:2729
80%:1594
70%:809
60%:395
Otava
info at otavachemicals.com 
p.(+380 44) 2522389
f.(+380 44) 2522458
196592
2006.5
299848 download
80410
157748
NYA
90%:48324
80%:16168
70%:6265
60%:2323
Peakdale
sales at peakdale.com 
p.+1 302 838 0420
f.+1 302 838 0421
8548
2006
7950 download
1622
1561
NYA
90%:295
80%:217
70%:160
60%:104
PepTech
service at peptechcorp.com 
p.+1 781 273 5400 +1 7
f.6000
1503
2005.6
1540 download
1
544
NYA
90%:385
80%:167
70%:62
60%:20
Pharmeks
sales at pharmeks.com 
p.+7 (095) 702-9648
f.+7 (095) 702-9648
105602
2006.5
155543 download
0
42837
NYA
90%:553
80%:497
70%:410
60%:304
Polyphor
info at polyphor.com 
p.+41 61 486 98 98
f.+41 61 486 98 69
1503
2005.6
0 download
1
0
NYA
90%:0
80%:0
70%:0
60%:0
PubChem
email 
p.phone
f.fax
4300000
2006.1
2580343 download
271411
651993
NYA
90%:N/A
80%:N/A
70%:N/A
60%:N/A
Ryan Scientific
sales at ryansci.com 
p.843 884 4911
f.843 884 5568
59696
2006.5
51370 download
0
285
NYA
90%:N/A
80%:N/A
70%:N/A
60%:N/A
Sigma-Aldrich
sales at sigma-aldrich.com 
p.800-325-3010
f.
17931
2006.5
15186 download
1201
1278
NYA
90%:8606
80%:4438
70%:2077
60%:925
Sinova
email 
p.phone
f.fax
2200
2008.6
1902 download
100
1835
NYA
90%:N/A
80%:N/A
70%:N/A
60%:N/A
Specs
info at specs.net 
p.+1 401 782 2994
f.410 772 3206
200946
2006.8
248330 download
70581
43833
NYA
90%:1186
80%:836
70%:528
60%:345
spectrum
email 
p.phone
f.fax
20000
2008.1
2876 download
1000
498
NYA
90%:N/A
80%:N/A
70%:N/A
60%:N/A
SynChem
sales at synchem.com 
p.phone
f.fax
825
2007
819 download
13
177
NYA
90%:585
80%:346
70%:231
60%:142
SYNCHEM OHG
email 
p.phone
f.fax
2200
2008.6
840 download
100
637
NYA
90%:684
80%:558
70%:379
60%:263
SynQuest Laboratories
info at synquestlabs.com 
p.+1 (386) 462-0788
f.+1 (386) 462-7097
3516
2007
1922 download
1509
143
NYA
90%:1018
80%:467
70%:214
60%:108
Synthon-Lab
sl at synthon-lab.com 
p.+7 812 428 4885
f.+7 812 428 4885
20000
2007
71537 download
0
16670
NYA
90%:N/A
80%:5394
70%:1945
60%:701
Synthonix
info at synthonix.com 
p.phone
f.fax
605
2007
200 download
398
40
NYA
90%:168
80%:103
70%:68
60%:36
TimTec
info at timtec.net 
p.(302) 292-8500
f.(302) 292-8520
93000
2005.11
351024 download
19202
35694
NYA
90%:4780
80%:2753
70%:1380
60%:651
Tocris
customerservice at tocris.co.uk 
p.+44 117 916 3333
f.+44 117 916 3344
974
2005.10
1099 download
162
276
NYA
90%:751
80%:673
70%:583
60%:470
Toslab
toslab at toslab.com 
p.+7 343 3754135
f.+7 343 3754135
15301
2005.6
17723 download
443
9644
NYA
90%:6576
80%:3742
70%:2289
60%:1387
Tyger
sales at tygersci.com 
p.(888) 329-8990
f.(609) 434-0143
2670
2005.10
3101 download
150
1291
NYA
90%:1600
80%:983
70%:588
60%:342
Vitas-M
boerrigter at vitasmlab.com 
p.+31 (0) 55 50 500 33
f.+31 (0) 55 50 500 34
243000
2005.6
435869 download
0
132331
NYA
90%:N/A
80%:N/A
70%:N/A
60%:N/A
World Molecules
info at worldmolecules.com 
p.phone
f.fax
30000
2008.7
6690 download
1000
6209
NYA
90%:3816
80%:2810
70%:2096
60%:1506
Zannan
business at zannanpharma.com 
p.+86-21-5442-6233
f.+86-21-5442-6233
1398
2007
1583 download
75
1241
NYA
90%:496
80%:245
70%:112
60%:60
ZINC natural products
info at docking.org 
p.1.800.AUNATUREL
f.1.800.WHATSAFAX
5000
2008.5
89425 download
100
4210
NYA
90%:20444
80%:9685
70%:4944
60%:2360
The following limits are in effect:
  • Molecules per mol2 or SDF format file: 100,000
  • Entries per flexibase file 20,000
  • Typical size of mol2/sdf/flexibase files: 20 to 100 MB
  • Number of large files that may be downloaded concurrently: 2
In the downloads above, we offer four formats: SMILES, mol2, SDF, and flexibase formats. Most docking programs we know of use mol2. We urge you to not download Flexibaseunless you are using DOCK3.5.54.

We have generated protonated forms in 3 pH ranges. The reference structure ("ref") is a single representative structure at pH 7. The middle pH range ("mid") contains additional protonated forms obtained by titrating protons with pKa between 5.75 and 8.25. The low pH range ("lo") contains additional protonated forms between pH 4.5-7 and the high pH range ("hi") contains additional protonation forms between pH 7-9.5.

Databases are divided into chunks for easier download. mol2 and sdf slices are 100MB or less uncompressed. Flexibase are 160MB or less uncompressed.

To download all files in the usual pH range (5.75-8.25) use "Usual". To download databases for metalloenzymes use "Metal", which adds the pH range 7-9.5 to usual above. For the entire pH range 4.5-9.5 please use "All".

We also offer tables of Molecular Properties, purchasing information, and Inchi files.

A product of BCIRC, the Bioinfomatics and Chemical Informatics Research Center @ UCSF. Last updated May 6, 2008. bug reports to support at docking.org; comments to comments at docking.org; questions and discussion to blaster-fans at docking.org.