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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Toluidine, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Toluidine 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 Toluidine-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.

Toluidine Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
[U-Ring-13C6]-m-Toluidine Stable Isotopes CS-EK-00647 108-44-1 unlabeled Enquire
2-Toluidine-13C6 Stable Isotopes CS-T-87317 1329837-29-7 Enquire
4-Toluidine D7 Stable Isotopes CS-T-62126 68693-08-3 Enquire
4-Toluidine-d7 (Major) Stable Isotopes CS-T-87182 68693-08-3 Enquire
m-Toluidine-d9 Stable Isotopes CS-C-00569 352431-22-2 Enquire
o-Toluidine D2 Stable Isotopes CS-O-15427 Enquire
o-Toluidine-d3 (methyl-d3) Stable Isotopes CS-C-01116 151985-13-6 Enquire
p-Toluidine-d9 Stable Isotopes CS-C-00657 352431-23-3 Enquire


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Toluidine Red API Standards CS-T-62127 2425-85-6 Enquire


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Dehydrothio-p-toluidine-3-monosulfonic acid Impurities CS-CD-00172 130-17-6 Enquire
N-Methyl-N-Nitroso p-Toluidine Impurities CS-O-44189 937-24-6 In Stock


Intermediates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
"6-Chloro-3-indolyl phosphate, p-toluidine salt" Intermediates CS-CE-00605 159954-33-3 Enquire
"N,N-Bis(2-hydroxyethyl)-o-toluidine" Intermediates CS-CD-00210 28005-74-5 Enquire
"N,N-Diethyl-m-toluidine" Intermediates CS-T-18287 91-67-8 Enquire
"N,N-Diethyl-p-toluidine" Intermediates CS-T-89452 613-48-9 Enquire
5-Bromo-4-chloro-3-indolylphosphate p-toluidine salt Intermediates CS-CG-00016 6578-06-9 Enquire
5-Bromo-6-chloro-3-indolylphosphoric acid p-toluidine salt Intermediates CS-CA-00060 6769-80-8 Enquire
5-Chloro-2-toluidine Intermediates CS-T-51061 95-79-4 In Stock
Diisopropanol-p-toluidine Intermediates CS-T-18560 38668-48-3 Enquire
N,N-Dimethyl-o-toluidine Intermediates CS-T-20033 609-72-3 Enquire
N-Phenyl-m-toluidine Intermediates CS-H-00178 1205-64-7 Enquire
O-TOLUIDINE DISULFONIC ACID Intermediates CS-O-16753 83-83-0 Enquire
Toluidine Blue O Intermediates CS-T-86938 92-31-9 In Stock


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2-Toluidine Fine Chemicals CS-T-44583 95-53-4 In Stock
3-Nitro-4-toluidine Fine Chemicals CS-T-37336 119-32-4 Enquire
4-Toluidine Fine Chemicals CS-T-44587 106-49-0 In Stock
m-Toluidine Fine Chemicals CS-T-86634 108-44-1 In Stock
N,N Dimethyl-p-toluidine Fine Chemicals CS-DE-01533 99-97-8 Enquire
N-Ethyl-m-toluidine Fine Chemicals CS-T-23234 102-27-2 Enquire


Building Blocks

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2-Chloro-p-toluidine hydrochloride Building Blocks CS-O-39605 51085-51-9 Enquire
p-Toluidine Trifluoroacetamide Building Blocks CS-T-62130 350-96-9 Enquire