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

Guaiacol Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
4-Ethylguaiacol-d5 Stable Isotopes CS-T-54219 1219803-12-9 Enquire
4-Methylguaiacol Rutinoside-d3 Stable Isotopes CS-T-103005 1416253-70-7(Unlabelled) Enquire
Guaiacol-β-D-glucopyranoside-d3 Stable Isotopes CS-T-93971 1208109-55-0 Enquire
p-Vinylguaiacol-d3 Stable Isotopes CS-T-87444 1335436-42-4 Enquire


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Guaiacol acetate API Standards CS-M-42204 613-70-7 In Stock
Guaiacol Propionate API Standards CS-T-77999 7598-60-9 Enquire
p-Vinylguaiacol API Standards CS-T-46452 7786-61-0 Enquire


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Acetyl guaiacol Impurities CS-O-14326 204781-71-5 Enquire
Guaiacol allyl ether Impurities CS-O-44004 4125-43-3 Enquire
Sodium 5-nitroguaiacolate Impurities CS-DL-01100 67233-85-6 Enquire


Intermediates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
"3,6-Difluoroguaiacol" Intermediates CS-T-90385 75626-22-1 Enquire
4-Nitroguaiacol Intermediates CS-T-59425 3251-56-7 Enquire
Tetrachloroguaiacol Intermediates CS-T-86241 2539-17-5 Enquire


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
4-Ethylguaiacol Fine Chemicals CS-T-22072 2785-89-9 Enquire
Guaiacol Fine Chemicals CS-O-11176 90-05-1 Enquire
Potassium guiacolsulfate Fine Chemicals CS-O-03617 7134-11-4 In Stock