Product Index

(5-Bromo-6-methylpyridin-3-yl)boronic acid

Catalog No.: AA020K1H

CAS No.:2225178-09-4 MDL No.: MFCD22491324

MF: C6H7BBrNO2 MW: 215.8403

Pricing and Availability

2-bromo-3-fluoro-5-nitroaniline

Catalog No.: AA020K1U

CAS No.:1309832-49-2 MDL No.:

MF: C6H4BrFN2O2 MW: 235.0106

Pricing and Availability

3-Chloro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzaldehyde

Catalog No.: AA020K1W

CAS No.:1112209-36-5 MDL No.: MFCD18731012

MF: C13H16BClO3 MW: 266.5283

Pricing and Availability

6-(bromomethyl)-2,2-difluorospiro[3.3]heptane

Catalog No.: AA020K1P

CAS No.:2287283-50-3 MDL No.: MFCD31746571

MF: C8H11BrF2 MW: 225.0737

Pricing and Availability

6-bromo-5-(trifluoromethyl)pyridin-2-amine

Catalog No.: AA020K1Y

CAS No.:1805454-19-6 MDL No.: MFCD28720175

MF: C6H4BrF3N2 MW: 241.0086

Pricing and Availability

6-Bromo-4-methyl-5-(trifluoromethyl)pyridin-2-amine

Catalog No.: AA020K1Z

CAS No.:2417920-98-8 MDL No.:

MF: C7H6BrF3N2 MW: 255.0351

Pricing and Availability

Triphenyl(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)silane

Catalog No.: AA020K2M

CAS No.:1197180-13-4 MDL No.:

MF: C30H31BO2Si MW: 462.4624

Pricing and Availability

4-Bromo-4''-iodo-1,1':4',1''-terphenyl

Catalog No.: AA020K2H

CAS No.:1032984-75-0 MDL No.:

MF: C18H12BrI MW: 435.0963

Pricing and Availability

1-[(3R)-oxolan-3-yl]-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole

Catalog No.: AA020K39

CAS No.:1809837-97-5 MDL No.:

MF: C13H21BN2O3 MW: 264.1284

Pricing and Availability

1-(tetrahydro-3-furanyl)-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole

Catalog No.: AA020K3A

CAS No.:2223006-52-6 MDL No.: MFCD28054707

MF: C13H21BN2O3 MW: 264.1284

Pricing and Availability

2-(2-Methoxy-5-methylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

Catalog No.: AA020K3Y

CAS No.:1416165-54-2 MDL No.: MFCD22414471

MF: C14H21BO3 MW: 248.1257

Pricing and Availability

7-chloroquinolin-8-olhydrobromide

Catalog No.: AA020K47

CAS No.:2287301-25-9 MDL No.: MFCD32069450

MF: C9H7BrClNO MW: 260.5150

Pricing and Availability

2-(adamantan-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

Catalog No.: AA020K49

CAS No.:1357000-33-9 MDL No.:

MF: C16H27BO2 MW: 262.1954

Pricing and Availability

5-Amino-2-bromo-3-(trifluoromethyl)benzonitrile

Catalog No.: AA020K4B

CAS No.:1805594-45-9 MDL No.: MFCD28737352

MF: C8H4BrF3N2 MW: 265.0300

Pricing and Availability

2-(5-bromo-3-oxo-2,3-dihydro-1H-inden-1-ylidene)propanedinitrile

Catalog No.: AA020K4N

CAS No.:2304026-60-4 MDL No.: MFCD34562265

MF: C12H5BrN2O MW: 273.0849

Pricing and Availability

5-(4-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Phenyl)Oxazolidin-2-One

Catalog No.: AA020K4X

CAS No.:2304631-32-9 MDL No.: MFCD30471755

MF: C15H20BNO4 MW: 289.1346

Pricing and Availability

(8-chloronaphthalen-1-yl)boronicacid

Catalog No.: AA020K52

CAS No.:2305022-53-9 MDL No.: MFCD18411302

MF: C10H8BClO2 MW: 206.4333

Pricing and Availability

3-bromo-2,2-difluoropropanenitrile

Catalog No.: AA020K4Z

CAS No.:2408970-91-0 MDL No.: MFCD32268984

MF: C3H2BrF2N MW: 169.9555

Pricing and Availability

Neryl bromide

Catalog No.: AA020K54

CAS No.:25996-10-5 MDL No.:

MF: C10H17Br MW: 217.1460

Pricing and Availability

5-Bromo-1-methyl-2-(trifluoromethyl)-1H-imidazole, 95%; .

Catalog No.: AA020K65

CAS No.:1368148-07-5 MDL No.: MFCD22035521

MF: C5H4BrF3N2 MW: 228.9979

Pricing and Availability

4-Methoxy-2,6-dimethylphenylphenylboronic acid, pinacol ester

Catalog No.: AA020K6B

CAS No.:1208459-72-6 MDL No.: MFCD18383873

MF: C15H23BO3 MW: 262.1523

Pricing and Availability

Catalog No.: AA020K6I

CAS No.:1427158-10-8 MDL No.:

MF: C6H2BrClN2 MW: 217.4505

Pricing and Availability

4-BROMO-5-FLUORONAPHTHALEN-2-OL

Catalog No.: AA020K6L

CAS No.:2621936-14-7 MDL No.:

MF: C10H6BrFO MW: 241.0564

Pricing and Availability

4-[2-[(6-Bromo-3-pyridyl)oxy]ethyl]morpholine

Catalog No.: AA020K6P

CAS No.:1660157-38-9 MDL No.: MFCD31613888

MF: C11H15BrN2O2 MW: 287.1530

Pricing and Availability

2-Bromo-4-(2-(4,4-difluoropiperidin-1-yl)ethoxy)pyridine

Catalog No.: AA020K6Q

CAS No.:2347600-06-8 MDL No.:

MF: C12H15BrF2N2O MW: 321.1611

Pricing and Availability

2-BROMO-5,9,9-TRIPHENYL-9H-FLUORENE

Catalog No.: AA020K75

CAS No.:2226234-90-6 MDL No.: MFCD34595927

MF: C31H21Br MW: 473.4024

Pricing and Availability

tert-butyl3-[(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)methyl]pyrrolidine-1-carboxylate

Catalog No.: AA020K7A

CAS No.:2365173-86-8 MDL No.: MFCD27936685

MF: C16H30BNO4 MW: 311.2247

Pricing and Availability

tert-Butyl methyl(2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl)carbamate

Catalog No.: AA020K7M

CAS No.:2246590-15-6 MDL No.:

MF: C19H30BNO4 MW: 347.2568

Pricing and Availability

Catalog No.: AA020K7K

CAS No.:1207839-90-4 MDL No.:

MF: C8H6BrClN2O MW: 261.5030

Pricing and Availability

1,3,2-Dioxaborolane, 2,2'-[9,9-bis(4-hexylphenyl)-9H-fluorene-2,7-diyl]bis[4,4,5,5-tetramethyl-

Catalog No.: AA020K89

CAS No.:1206875-64-0 MDL No.:

MF: C49H64B2O4 MW: 738.6521

Pricing and Availability

3-(bromomethyl)-1,1-difluorocyclohexane

Catalog No.: AA020K8F

CAS No.:1692166-79-2 MDL No.: MFCD31924450

MF: C7H11BrF2 MW: 213.0630

Pricing and Availability

(adamantan-1-yl)boronic acid

Catalog No.: AA020K8O

CAS No.:660427-99-6 MDL No.:

MF: C10H17BO2 MW: 180.0518

Pricing and Availability

2-(4-Bromo-3-methoxyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

Catalog No.: AA020K8X

CAS No.:1196394-83-8 MDL No.: MFCD18384068

MF: C13H18BBrO3 MW: 312.9952

Pricing and Availability

2-(5-BROMOPYRAZIN-2-YL)PROPAN-2-OL

Catalog No.: AA020K90

CAS No.:1303967-23-8 MDL No.:

MF: C7H9BrN2O MW: 217.0632

Pricing and Availability

tert-butyl5-bromo-4-methyl-1,2,3,6-tetrahydropyridine-1-carboxylate

Catalog No.: AA020K9F

CAS No.:1936537-39-1 MDL No.: MFCD32679379

MF: C11H18BrNO2 MW: 276.1701

Pricing and Availability

3,4-Difluoro-2-methylphenylboronic acid

Catalog No.: AA020KAB

CAS No.:2121514-75-6 MDL No.: MFCD23712908

MF: C7H7BF2O2 MW: 171.9371

Pricing and Availability

8-Bromoquinoline-5-carbaldehyde

Catalog No.: AA020KAV

CAS No.:943847-26-5 MDL No.: MFCD19288133

MF: C10H6BrNO MW: 236.0647

Pricing and Availability

2,2'-(2,4,6-Trimethyl-1,3-phenylene)bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolane)

Catalog No.: AA020KBF

CAS No.:1810858-72-0 MDL No.:

MF: C21H34B2O4 MW: 372.1143

Pricing and Availability

2,3-Dichloro-6-methoxyphenylboronic acid pinacol ester

Catalog No.: AA020KBR

CAS No.:2306244-12-0 MDL No.: MFCD31619482

MF: C13H17BCl2O3 MW: 302.9893

Pricing and Availability

2-Bromo-4-(3,3-difluoroazetidin-1-yl)pyridine

Catalog No.: AA020KBX

CAS No.:1774894-99-3 MDL No.: MFCD28013584

MF: C8H7BrF2N2 MW: 249.0554

Pricing and Availability

2-(2-bromopyridin-4-yl)ethan-1-ol

Catalog No.: AA020KBI

CAS No.:1206250-17-0 MDL No.: MFCD14582038

MF: C7H8BrNO MW: 202.0485

Pricing and Availability

5-bromo-2-chloro-1-methyl-1H-1,3-benzodiazole

Catalog No.: AA020KC3

CAS No.:1260763-97-0 MDL No.: MFCD09953537

MF: C8H6BrClN2 MW: 245.5036

Pricing and Availability

5-bromo-6-chloroquinoline

Catalog No.: AA020KCS

CAS No.:16560-60-4 MDL No.: MFCD18448846

MF: C9H5BrClN MW: 242.4997

Pricing and Availability

5-bromo-6-methylpyridine-3-carbonitrile

Catalog No.: AA020KD0

CAS No.:1256792-16-1 MDL No.: MFCD18255224

MF: C7H5BrN2 MW: 197.0320

Pricing and Availability

2-(2,5-dihydrothiophen-3-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

Catalog No.: AA020KD2

CAS No.:2489456-32-6 MDL No.: MFCD30182166

MF: C10H17BO2S MW: 212.1168

Pricing and Availability

6-Bromo-N-(1-methylpiperidin-4-yl)pyridin-3-amine

Catalog No.: AA020KD5

CAS No.:1872990-86-7 MDL No.:

MF: C11H16BrN3 MW: 270.1688

Pricing and Availability

2-((6-Bromopyridin-2-yl)oxy)-N,N-dimethylethan-1-amine

Catalog No.: AA020KD6

CAS No.:612532-43-1 MDL No.:

MF: C9H13BrN2O MW: 245.1163

Pricing and Availability

2-Bromo-6-((1-methylazetidin-3-yl)oxy)pyridine

Catalog No.: AA020KD7

CAS No.:2645419-38-9 MDL No.:

MF: C9H11BrN2O MW: 243.1004

Pricing and Availability

2-Bromo-4-(4,4-difluoro-1-piperidyl)pyridine

Catalog No.: AA020KDN

CAS No.:1779121-23-1 MDL No.: MFCD28013583

MF: C10H11BrF2N2 MW: 277.1085

Pricing and Availability

N-(4-bromophenyl)-N-methylcyclopropanecarboxamide

Catalog No.: AA020KDS

CAS No.:2325305-73-3 MDL No.: MFCD34549943

MF: C11H12BrNO MW: 254.1231

Pricing and Availability

2-(Benzyloxy)-5-bromo-3-methylbenzaldehyde

Catalog No.: AA020KEG

CAS No.:1566412-28-9 MDL No.: MFCD26059137

MF: C15H13BrO2 MW: 305.1665

Pricing and Availability

1-bromo-6-chloronaphthalene

Catalog No.: AA020KEK

CAS No.:676266-14-1 MDL No.: MFCD18410263

MF: C10H6BrCl MW: 241.5116

Pricing and Availability

Pyren-2-ylboronic acid

Catalog No.: AA020KES

CAS No.:1195975-05-3 MDL No.:

MF: C16H11BO2 MW: 246.0683

Pricing and Availability

3-(2-bromophenyl)oxetane

Catalog No.: AA020J0N

CAS No.:1425412-25-4 MDL No.: MFCD26127582

MF: C9H9BrO MW: 213.0712

Pricing and Availability

5-Bromo-3-(trifluoromethyl)-1,2,4-thiadiazole

Catalog No.: AA020KFB

CAS No.:1781783-65-0 MDL No.: MFCD30336579

MF: C3BrF3N2S MW: 233.0097

Pricing and Availability

3-Hydroxy-2,3-dimethylbutan-2-yl hydrogen (3-cyanofuran-2-yl)boronate

Catalog No.: AA020KFE

CAS No.:2223040-24-0 MDL No.:

MF: C11H16BNO4 MW: 237.0600

Pricing and Availability

2-Bromo-9,9-dimethyl-5-phenyl-9H-fluorene

Catalog No.: AA020KFJ

CAS No.:2222970-00-3 MDL No.:

MF: C21H17Br MW: 349.2637

Pricing and Availability

5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)picolinic acid

Catalog No.: AA020KFR

CAS No.:1315340-58-9 MDL No.: MFCD12026738

MF: C12H16BNO4 MW: 249.0707

Pricing and Availability

Methyl 3-bromo-5-chloroisonicotinate

Catalog No.: AA020KFU

CAS No.:1214361-19-9 MDL No.: MFCD14698106

MF: C7H5BrClNO2 MW: 250.4771

Pricing and Availability

(1-(Furan-2-yl)-1H-pyrazol-4-yl)boronic acid

Catalog No.: AA020KG1

CAS No.:2225172-47-2 MDL No.:

MF: C7H7BN2O3 MW: 177.9531

Pricing and Availability

2-Methoxy-4,6-bis(trifluoromethyl)phenylboronic acid pinacol ester

Catalog No.: AA020KGG

CAS No.:2121512-96-5 MDL No.: MFCD30737498

MF: C15H17BF6O3 MW: 370.0951

Pricing and Availability

2-(6-bromo-3-fluoropyridin-2-yl)propan-2-ol

Catalog No.: AA020KGI

CAS No.:1387560-61-3 MDL No.:

MF: C8H9BrFNO MW: 234.0656

Pricing and Availability

5-Bromo-N1,N1,N3,N3-tetraphenylbenzene-1,3-diamine

Catalog No.: AA020KGL

CAS No.:1290039-73-4 MDL No.:

MF: C30H23BrN2 MW: 491.4210

Pricing and Availability

3-Bromo-5-(1-methylethyl)-benzenemethanol

Catalog No.: AA020KGT

CAS No.:1781019-63-3 MDL No.: MFCD28977156

MF: C10H13BrO MW: 229.1136

Pricing and Availability

(2,4-Dimethylpyrimidin-5-yl)boronic acid

Catalog No.: AA020KGU

CAS No.:2170605-42-0 MDL No.:

MF: C6H9BN2O2 MW: 151.9589

Pricing and Availability

1-Bromo-3-chlorodibenzo[b,d]furan

Catalog No.: AA020IKM

CAS No.:2043962-13-4 MDL No.:

MF: C12H6BrClO MW: 281.5324

Pricing and Availability

1-Bromo-3-fluoro-5-methyl-2-nitrobenzene

Catalog No.: AA020KHA

CAS No.:1806979-54-3 MDL No.:

MF: C7H5BrFNO2 MW: 234.0225

Pricing and Availability

2-bromo-5-nitrobenzene-1,4-dicarboxylicacid

Catalog No.: AA020KHF

CAS No.:152510-47-9 MDL No.: MFCD20483416

MF: C8H4BrNO6 MW: 290.0245

Pricing and Availability

methyl 2-bromo-5-chloro-3-fluorobenzoate

Catalog No.: AA020KHL

CAS No.:1507624-50-1 MDL No.: MFCD24119840

MF: C8H5BrClFO2 MW: 267.4795

Pricing and Availability

4-bromo-2,3-dihydro-1,2-benzothiazol-3-one

Catalog No.: AA020KHT

CAS No.:2137981-11-2 MDL No.: MFCD31594595

MF: C7H4BrNOS MW: 230.0818

Pricing and Availability

Methyl 1-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)cyclohex-3-ene-1-carboxylate

Catalog No.: AA020KI6

CAS No.:1391750-94-9 MDL No.: MFCD22681546

MF: C15H25BO4 MW: 280.1676

Pricing and Availability

2-bromo-6-(2,2,2-trifluoroethyl)pyridine

Catalog No.: AA020KIK

CAS No.:1393570-50-7 MDL No.: MFCD22548112

MF: C7H5BrF3N MW: 240.0205

Pricing and Availability

N-(4-bromophenyl)-N-phenylprop-2-enamide

Catalog No.: AA020KIM

CAS No.:1956368-15-2 MDL No.: MFCD32695613

MF: C15H12BrNO MW: 302.1659

Pricing and Availability

Bis(3-bromophenyl)diphenylsilane

Catalog No.: AA020KIZ

CAS No.:500886-98-6 MDL No.: MFCD34476125

MF: C24H18Br2Si MW: 494.2932

Pricing and Availability

2-(bromomethyl)-5-(trifluoromethyl)thiophene

Catalog No.: AA020KK1

CAS No.:1379327-48-6 MDL No.: MFCD12407098

MF: C6H4BrF3S MW: 245.0602

Pricing and Availability

9-([1,1'-Biphenyl]-3-yl)-2-bromo-9H-carbazole

Catalog No.: AA020KKN

CAS No.:1656983-68-4 MDL No.:

MF: C24H16BrN MW: 398.2945

Pricing and Availability

4-Bromo-1H-imidazol-2-amine

Catalog No.: AA020KL6

CAS No.:1211524-33-2 MDL No.:

MF: C3H4BrN3 MW: 161.9880

Pricing and Availability

Heptadecan-9-yl 8-bromooctanoate

Catalog No.: AA020KLA

CAS No.:2089253-22-3 MDL No.: MFCD34178802

MF: C25H49BrO2 MW: 461.5594

Pricing and Availability

2-[2-(4,4-difluorocyclohexyl)ethenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

Catalog No.: AA020KLI

CAS No.:2412762-77-5 MDL No.:

MF: C14H23BF2O2 MW: 272.1390

Pricing and Availability

4-((4-Bromobenzyl)sulfonyl)morpholine

Catalog No.: AA020KM8

CAS No.:950255-96-6 MDL No.: MFCD09871566

MF: C11H14BrNO3S MW: 320.2028

Pricing and Availability

3-Bromo-5,7-dichloro-2-methylpyrazolo[1,5-a]pyrimidine

Catalog No.: AA020KMD

CAS No.:1310234-20-8 MDL No.:

MF: C7H4BrCl2N3 MW: 280.9368

Pricing and Availability

6-bromo-3,4-dichloro-7-fluoro-2-methyl-1,5-naphthyridine

Catalog No.: AA020KNY

CAS No.:2074703-11-8 MDL No.:

MF: C9H4BrCl2FN2 MW: 309.9499

Pricing and Availability

8-bromo-1,2,3,4-tetrahydro-2,6-naphthyridine

Catalog No.: AA020HWR

CAS No.:1638765-36-2 MDL No.:

MF: C8H9BrN2 MW: 213.0745

Pricing and Availability

2,5-dibromothieno[2,3-b]pyridine

Catalog No.: AA020KPJ

CAS No.:2413898-26-5 MDL No.: MFCD32662633

MF: C7H3Br2NS MW: 292.9784

Pricing and Availability

1-Bromo-4-(3,3,3-trifluoroprop-1-en-2-yl)benzene

Catalog No.: AA020KPO

CAS No.:136476-20-5 MDL No.:

MF: C9H6BrF3 MW: 251.0431

Pricing and Availability

2-(bromomethyl)-1,3-difluoro-5-methylbenzene

Catalog No.: AA020KPV

CAS No.:1337606-87-7 MDL No.: MFCD28401868

MF: C8H7BrF2 MW: 221.0420

Pricing and Availability

5-bromo-2-chlorothieno[2,3-b]pyridine

Catalog No.: AA020KPY

CAS No.:1780025-42-4 MDL No.: MFCD28647651

MF: C7H3BrClNS MW: 248.5274

Pricing and Availability

2-bromo-6-(prop-1-yn-1-yl)naphthalene

Catalog No.: AA020KQ7

CAS No.:2476357-67-0 MDL No.:

MF: C13H9Br MW: 245.1146

Pricing and Availability

5-BROMO-[1,1'-BIPHENYL]-3-AMINE

Catalog No.: AA020KQM

CAS No.:136649-27-9 MDL No.:

MF: C12H10BrN MW: 248.1185

Pricing and Availability

4,4,5,5-Tetramethyl-2-(spiro[fluorene-9,9'-xanthen]-2'-yl)-1,3,2-dioxaborolane

Catalog No.: AA020KQN

CAS No.:2106888-79-1 MDL No.:

MF: C31H27BO3 MW: 458.3553

Pricing and Availability

4-Bromo-2-formylphenylboronic acid

Catalog No.: AA020KQQ

CAS No.:2170041-79-7 MDL No.: MFCD33403701

MF: C7H6BBrO3 MW: 228.8357

Pricing and Availability

2,6-Dimethyl-4-fluorophenylboronic acid pinacol ester

Catalog No.: AA020KR1

CAS No.:2121512-41-0 MDL No.: MFCD30189379

MF: C14H20BFO2 MW: 250.1168

Pricing and Availability

(4-(3-Methylureido)phenyl)boronic acid

Catalog No.: AA020KR4

CAS No.:1182315-47-4 MDL No.: MFCD24615150

MF: C8H11BN2O3 MW: 193.9955

Pricing and Availability

1-(5-Bromo-1H-pyrrol-3-yl)-N-methylmethanamine

Catalog No.: AA020KR6

CAS No.:1055307-70-4 MDL No.: MFCD20686502

MF: C6H9BrN2 MW: 189.0531

Pricing and Availability

(1H-Indazol-3-yl)boronic acid

Catalog No.: AA020KR7

CAS No.:1310383-95-9 MDL No.: MFCD07368013

MF: C7H7BN2O2 MW: 161.9537

Pricing and Availability

4-bromo-5-chlorobenzene-1,2-diol

Catalog No.: AA020KRB

CAS No.:369354-51-8 MDL No.: MFCD34566945

MF: C6H4BrClO2 MW: 223.4518

Pricing and Availability

2-Bromo-7-chlorodibenzo[b,d]furan

Catalog No.: AA020KSB

CAS No.:2355229-03-5 MDL No.: MFCD34476115

MF: C12H6BrClO MW: 281.5324

Pricing and Availability

7-Bromo-5-fluoro-[1,2,4]triazolo[1,5-a]pyridin-2-amine

Catalog No.: AA020KSF

CAS No.:1398504-18-1 MDL No.: MFCD22574068

MF: C6H4BrFN4 MW: 231.0252

Pricing and Availability

6,7-dibromo-1H-indazole

Catalog No.: AA020KSG

CAS No.:2384019-22-9 MDL No.: MFCD29089647

MF: C7H4Br2N2 MW: 275.9281

Pricing and Availability

2'-Bromo-1,1':3',1''-terphenyl

Catalog No.: AA020KSK

CAS No.:126866-29-3 MDL No.:

MF: C18H13Br MW: 309.1998

Pricing and Availability