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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Nitrobenzoic Acid, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Nitrobenzoic Acid impurity reference standards are invaluable for pharmaceutical research, supporting product development, ANDA and DMF submissions, quality control (QC), method validation, and stability studies. They also aid in identifying unknown impurities and assessing genotoxic potential.
Our Nitrobenzoic Acid-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.

Nitrobenzoic Acid Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
[13C6]-2-Fluoro-5-nitrobenzoic acid Stable Isotopes CS-EK-00472 7304-32-7 unlabeled Enquire
4-Nitrobenzoic Acid D4 Stable Isotopes CS-O-10419 171777-66-5 Enquire


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
4-​(Benzyloxy)​-​5-​methoxy-​2-​nitrobenzoic Acid API Standards CS-T-95866 60547-92-4 Enquire
4-(4-Methylpiperidin-1-yl)-3-nitrobenzoic acid API Standards CS-M-14198 312921-75-8 Enquire


Metabolites

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2-Bromo-3-nitrobenzoic acid methyl ester Metabolites CS-O-43510 5337-09-7 Enquire


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
"2,6-Difluoro-3-nitrobenzoic acid" Impurities CS-M-26248 83141-10-0 Enquire
2,3,4-trifluoro-6-nitrobenzoic acid Impurities CS-O-44864 132920-93-5 Enquire
2-[Bis[(tert-butyloxy)carbonyl]amino]-3-nitrobenzoic Acid Me... Impurities CS-T-06797 342794-46-1 Enquire
2-amino-3,4-difluoro-5-nitrobenzoic acid Impurities CS-O-53342 Not Available Enquire
2-Hydroxy-5-nitrobenzoic Acid Impurities A011485 96-97-9 Enquire
2-Methoxy-4-nitrobenzoic Acid Impurities CS-T-32615 2597-56-0 Enquire
2-Methyl-3-nitrobenzoic acid Impurities CS-M-57491 1975-50-4 In Stock
2-Methyl-5-nitrobenzoic Acid Impurities CS-T-34524 1975-52-6 Enquire
2-Methyl-6-nitrobenzoic Acid Methyl Ester Impurities CS-T-34222 61940-22-5 Enquire
3-amino-2,4-difluoro-6-nitrobenzoic acid Impurities CS-O-44865 Not Available Enquire
3-Amino-5-nitrobenzoic acid Impurities CS-M-47159 618-84-8 Enquire
4-Amino-2-nitrobenzoic acid Impurities CS-M-25438 610-36-6 Enquire
Arginine-5-amino-2-nitrobenzoic Acid Isopropylamide Dihydroc... Impurities CS-AD-00700 1272755-10-8 Enquire
N-Butyryl-4-amino-3-methyl-5-nitrobenzoic acid Impurities CS-ZH-03369 959987-48-5 Enquire


Intermediates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
"2,3,4-trifluoro-5-nitrobenzoic acid" Intermediates CS-EL-07523 197520-71-1 Enquire
"2,4-Dichloro-5-fluoro-3-nitrobenzoic acid" Intermediates CS-M-07471 106809-14-7 Enquire
"2,4-Difluoro-5-nitrobenzoic acid" Intermediates CS-T-91811 153775-33-8 Enquire
"2,5-Difluoro-3-nitrobenzoic acid" Intermediates CS-T-92061 741721-49-3 Enquire
"2,5-Dinitrobenzoic acid" Intermediates CS-H-00293 610-28-6 Enquire
"2-Bromo-3,5-dinitrobenzoic acid" Intermediates CS-AC-07274 116529-60-3 Enquire
"3-(3,4-Methylenedioxyphenyl)-5-nitrobenzoic acid" Intermediates CS-T-80742 1261894-05-6 Enquire
"3,4-Dichloro-5-nitrobenzoic acid" Intermediates CS-T-91177 13300-63-5 Enquire
"3,4-Difluoro-5-nitrobenzoic acid" Intermediates CS-T-91009 1121583-51-4 Enquire
"3,4-Dihydroxy-5-nitrobenzoic Acid" Intermediates CS-T-92006 84211-30-3 Enquire
"3,5-Dinitrobenzoic acid" Intermediates CS-M-57352 99-34-3 In Stock
"4,5-Difluoro-2-nitrobenzoic acid" Intermediates CS-M-11369 20372-63-8 Enquire
"4-Chloro-3,5-dinitrobenzoic acid" Intermediates CS-T-72881 118-97-8 In Stock
2-(2-Methoxyvinyl)-6-nitrobenzoic Acid Methyl Ester Intermediates CS-T-57872 846055-82-1 Enquire
2-(Acetyloxy)-3-nitrobenzoic Acid Methyl Ester Intermediates CS-T-47388 22621-42-7 Enquire
2-(Aminocarbonyl)-3-nitrobenzoic Acid Potassium Salt Intermediates CS-T-47664 943522-94-9 Enquire
2-(Butan-2-ylsulfanyl)-5-nitrobenzoic acid Intermediates CS-ED-22342 1019562-00-5 Enquire
2-(Ethylsulfanyl)-5-nitrobenzoic acid Intermediates CS-ED-28758 1019613-59-2 Enquire
2,3-Difluoro-5-nitrobenzoic acid Intermediates CS-ED-26664 942035-31-6 Enquire
2,3-Dimethyl-6-nitrobenzoic acid Intermediates CS-ED-26029 90564-16-2 Enquire
2,4,6-Trimethyl-3-nitrobenzoic acid Intermediates CS-ED-20880 106567-41-3 Enquire
2,4-Dichloro-5-nitrobenzoic acid Intermediates CS-M-42981 19861-62-2 In Stock
2,6-Dichloro-3-nitrobenzoic acid Intermediates CS-DV-01350 55775-97-8 Enquire
2[(2-Aminoethyl)amino]-3-nitrobenzoic acid Intermediates CS-CE-00308 374063-88-4 Enquire
2-[(4-Chlorophenyl)sulfonyl]-5-nitrobenzoic acid Intermediates CS-ED-23573 99768-25-9 Enquire
2-[(4-Methoxy-2-naphthalenyl)amino]-5-nitrobenzoic Acid Intermediates CS-T-80506 1572936-83-4 Enquire
2-[(4-Methyl-1,3-thiazol-2-yl)sulfanyl]-5-nitrobenzoic acid Intermediates CS-ED-15982 565179-69-3 Enquire
2-[3-(Ethoxycarbonyl)piperidin-1-yl]-5-nitrobenzoic acid Intermediates CS-M-14625 1000018-70-1 Enquire
2-Acetamido-4-nitrobenzoic acid Intermediates CS-ED-37992 951-97-3 Enquire
2-Acetamido-5-methoxy-4-nitrobenzoic acid Intermediates CS-T-64206 196194-98-6 Enquire
2-Acetamido-5-nitrobenzoic acid Intermediates CS-ED-37536 3558-18-7 Enquire
2-Acetamido-6-nitrobenzoic acid Intermediates CS-AC-02684 73721-78-5 Enquire
2-Amino-3,5-dinitrobenzoic acid Intermediates CS-ED-05639 609-97-2 Enquire
2-Amino-3-iodo-5-nitrobenzoic acid Intermediates CS-ED-02992 1416440-54-4 Enquire
2-Amino-3-nitrobenzoic Acid Intermediates CS-T-03122 606-18-8 In Stock
2-Amino-4-fluoro-5-nitrobenzoic acid Intermediates CS-ED-08977 1194097-41-0 Enquire
2-Amino-4-nitrobenzoic acid Intermediates CS-M-03598 619-17-0 Enquire
2-Amino-5-bromo-3-nitrobenzoic acid Intermediates CS-ED-03746 58580-07-7 Enquire
2-Amino-5-chloro-4-nitrobenzoic acid Intermediates CS-ED-05046 34649-02-0 Enquire
2-Amino-5-fluoro-3-nitrobenzoic acid Intermediates CS-ED-10509 177960-62-2 Enquire
2-Amino-5-methyl-3-nitrobenzoic acid Intermediates CS-ED-12314 5465-34-9 Enquire
2-Amino-6-nitrobenzoic acid Intermediates CS-M-57478 50573-74-5 Enquire
2-Benzoyl-4-nitrobenzoic Acid Intermediates CS-T-48731 2158-91-0 Enquire
2-Bromo-3-methyl-6-nitrobenzoic acid Intermediates CS-T-71073 1807109-55-2 Enquire
2-Bromo-3-nitrobenzoic Acid Intermediates CS-T-68165 573-54-6 Enquire
2-Bromo-4-fluoro-5-nitrobenzoic Acid Intermediates CS-T-49815 1036389-83-9 Enquire
2-Bromo-4-fluoro-5-nitrobenzoic Acid Methyl Ester Intermediates CS-T-49776 85953-31-7 Enquire
2-Bromo-4-nitrobenzoic Acid Intermediates CS-T-68614 16426-64-5 Enquire
2-Bromo-5-nitrobenzoic Acid Intermediates CS-T-68164 943-14-6 Enquire
2-Bromo-6-nitrobenzoic acid Intermediates CS-M-56978 38876-67-4 Enquire
2-Bromomethyl-6-nitrobenzoic Acid Methyl Ester Intermediates CS-T-49779 61940-21-4 Enquire
2-Chloro-3,5-dinitrobenzoic acid Intermediates CS-T-73066 2497-91-8 In Stock
2-Chloro-4-hydroxy-5-nitrobenzoic acid Intermediates CS-T-72131 792952-51-3 Enquire
2-Chloro-4-methyl-5-nitrobenzoic acid Intermediates CS-ED-24896 101580-96-5 Enquire
2-Chloro-4-nitrobenzoic acid Intermediates CS-M-57354 99-60-5 Enquire
2-Chloro-6-nitrobenzoic acid Intermediates CS-T-71969 5344-49-0 Enquire
2-Ethoxy-5-nitrobenzoic acid Intermediates CS-T-92129 57148-23-9 Enquire
2-Fluoro-4-methyl-5-nitrobenzoic acid Intermediates CS-T-76352 753924-40-2 Enquire
2-Fluoro-4-nitrobenzoic acid t-butyl ester Intermediates CS-T-74765 157665-46-8 Enquire
2-Fluoro-5-methoxy-4-nitrobenzoic acid Intermediates CS-ED-29974 1001345-80-7 Enquire
2-Formyl-6-nitrobenzoic Acid Methyl Ester Intermediates CS-T-54917 142314-70-3 Enquire
2-Iodo-5-nitrobenzoic acid Intermediates CS-AB-01490 19230-50-3 Enquire
2-Methyl-4-nitrobenzoic Acid Intermediates CS-T-34269 1975-51-5 In Stock
3-(2-Chloro-4-methylphenyl)-5-nitrobenzoic acid Intermediates CS-T-90685 1261967-52-5 Enquire
3-(2-Chloro-5-methoxyphenyl)-5-nitrobenzoic acid Intermediates CS-T-72661 1261892-79-8 Enquire
3-(2-Methylphenyl)-5-nitrobenzoic acid Intermediates CS-AC-10152 1261952-79-7 Enquire
3-(3-Benzyloxyphenyl)-5-nitrobenzoic acid Intermediates CS-AC-08825 1261912-55-3 Enquire
3-(3-Carboxy-5-fluorophenyl)-5-nitrobenzoic acid Intermediates CS-T-70620 1261898-31-0 Enquire
3-(3-Chloro-5-fluorophenyl)-5-nitrobenzoic acid Intermediates CS-AC-08603 1261928-24-8 Enquire
3-(3-Fluoro-2-methylphenyl)-5-nitrobenzoic acid Intermediates CS-T-74216 1261962-57-5 Enquire
3-(3-Fluoro-4-methylphenyl)-5-nitrobenzoic acid Intermediates CS-T-75306 1261903-43-8 Enquire
3-(3-Methylphenyl)-5-nitrobenzoic acid Intermediates CS-AC-10301 1261953-03-0 Enquire
3-(4-Carboxy-3-fluorophenyl)-5-nitrobenzoic acid Intermediates CS-T-70627 1261970-11-9 Enquire
3-(4-Carboxyphenyl)-5-nitrobenzoic acid Intermediates CS-T-69793 1261931-45-6 Enquire
3-(4-Fluoro-3-methoxyphenyl)-5-nitrobenzoic acid Intermediates CS-T-75913 1261967-46-7 Enquire
3-(4-Methoxy-3-trifluoromethylphenyl)-5-nitrobenzoic acid Intermediates CS-T-82120 1261911-36-7 Enquire
3-(4-Methylthiophenyl)-5-nitrobenzoic acid Intermediates CS-AC-10367 1261966-64-6 Enquire
3-(Benzylamino)-4-nitrobenzoic acid Intermediates CS-AC-03879 1400644-88-3 Enquire
3-(Bromomethyl)-4-nitrobenzoic acid Intermediates CS-ED-22700 916791-27-0 Enquire
3-(Methylamino)-4-nitrobenzoic acid Intermediates CS-AC-04760 214778-10-6 Enquire
3-(Naphthalen-1-yl)-5-nitrobenzoic acid Intermediates CS-AC-10431 1261964-85-5 Enquire
3,3'-Dithiobis[6-nitrobenzoic Acid] Intermediates CS-T-53720 69-78-3 Enquire
3,4-Dimethoxy-5-nitrobenzoic acid Intermediates CS-ED-27149 91004-48-7 Enquire
3,4-Dinitrobenzoic Acid Intermediates CS-T-53716 528-45-0 Enquire
3-Acetamido-4-methyl-2-nitrobenzoic acid Intermediates CS-T-64195 7356-52-7 Enquire
3-Acetamido-4-nitrobenzoic acid Intermediates CS-T-64023 54002-27-6 Enquire
3-Acetamido-5-nitrobenzoic acid Intermediates CS-ED-40376 5464-58-4 Enquire
3-Acetyl-5-nitrobenzoic acid Intermediates CS-ED-40388 717-75-9 Enquire
3-Amino-4-methyl-5-nitrobenzoic acid Intermediates CS-ED-03280 54591-62-7 Enquire
3-Amino-4-nitrobenzoic acid Intermediates CS-ED-06078 6968-22-5 Enquire
3-Bromo-2,6-dimethoxy-5-nitrobenzoic acid Intermediates CS-ED-17284 98527-25-4 Enquire
3-Bromo-2-nitrobenzoic acid Intermediates CS-T-71394 116529-61-4 Enquire
3-Bromo-4-chloro-5-nitrobenzoic acid Intermediates CS-T-68503 1523065-07-7 Enquire
3-Bromo-4-fluoro-5-nitrobenzoic acid Intermediates CS-AC-07520 1290117-21-3 Enquire
3-Bromo-4-hydroxy-5-nitrobenzoic acid Intermediates CS-T-70803 67175-27-3 Enquire
3-Bromo-4-methoxy-5-nitrobenzoic acid Intermediates CS-T-71196 954815-08-8 Enquire
3-Bromo-5-fluoro-2-nitrobenzoic acid Intermediates CS-EL-01572 1628556-99-9 Enquire
3-Carbamoyl-5-nitrobenzoic acid Intermediates CS-ED-11802 90196-48-8 Enquire
3-Chloro-2-fluoro-5-nitrobenzoic acid Intermediates CS-ED-23906 1000162-34-4 Enquire
3-Chloro-2-nitrobenzoic acid Intermediates CS-M-43095 4771-47-5 Enquire


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
"4-Chloro-2,6-dinitrobenzoic Acid" Fine Chemicals CS-DJ-00463 95192-57-7 Enquire
2-(Hydroxymethyl)-3-nitrobenzoic Acid Methyl Ester Fine Chemicals CS-T-78660 1628915-10-5 Enquire
2,4,6-Trinitrobenzoic acid Fine Chemicals CS-ED-01570 129-66-8 Enquire
2-Chloro-3-nitrobenzoic Acid Fine Chemicals CS-T-72970 3970-35-2 Enquire
2-Fluoro-3-nitrobenzoic acid Fine Chemicals CS-MM-00044 317-46-4 Enquire
2-Fluoro-4-nitrobenzoic acid Fine Chemicals CS-M-01008 403-24-7 In Stock
2-Fluoro-5-nitrobenzoic acid Fine Chemicals CS-M-01091 7304-32-7 Enquire
2-Fluoro-6-nitrobenzoic acid Fine Chemicals CS-M-07555 385-02-4 In Stock
2-Nitrobenzoic Acid Fine Chemicals CS-M-58061 552-16-9 In Stock
3,4-Dimethoxy-2-nitrobenzoic acid Fine Chemicals CS-O-36602 79025-28-8 Enquire
3-Fluoro-4-nitrobenzoic acid Fine Chemicals CS-M-04751 403-21-4 In Stock
4-Fluoro-3-nitrobenzoic acid Fine Chemicals CS-M-00870 453-71-4 Enquire
4-Hydroxy-2-nitrobenzoic acid Fine Chemicals CS-ZG-38147 74230-08-3 Enquire
5-Chloro-2,4-dinitrobenzoic acid Fine Chemicals CS-O-41780 136833-36-8 Enquire
5-Chloro-2-Nitrobenzoic Acid Fine Chemicals CS-M-58391 2516-95-2 In Stock
5-fluoro-2-methyl-4-nitrobenzoic acid Fine Chemicals CS-ED-01678 1803820-00-9 Enquire
5-Fluoro-2-nitrobenzoic acid Fine Chemicals CS-M-00746 320-98-9 Enquire
6-FLUORO-2-METHYL-3-NITROBENZOIC ACID Fine Chemicals CS-ZE-33880 1079992-96-3 Enquire


Building Blocks

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2-Tert-butyl-5-nitrobenzoic acid Building Blocks CS-ED-02389 14034-90-3 Enquire
4-(trifluoromethyl)-3-nitrobenzoic acid Building Blocks CS-O-16800 1169-65-3 Enquire
4-Amino-3-methyl-5-nitrobenzoic acid Building Blocks CS-O-58287 37901-94-3 Enquire