Recently Viewed 0
Meet Clearsynth at CPHI India 2026 · November 23–25 · Booth 2J10 · IICC, Yashobhoomi, New Delhi View event
My Account Need quick assistance? WhatsApp us +91-22-45045900 [email protected]
Categories / Impurity

Impurity Products

Browse available compounds, catalogue references, CAS numbers and technical details from Clearsynth.

Showing 4585-4608 of 27541 products
All In Stock Custom Synthesis
Rifamycin O chemical structure
In Stock

Rifamycin O

CAT No. CS-T-61153
CAS No. 14487-05-9
Category Impurity
Parent API Rifamycin
Formula C39H47NO14
Mol. Wt. 753.79
Rifamycin sodium salt chemical structure
In Stock

Rifamycin sodium salt

CAT No. CS-T-61154
CAS No. 14897-39-3
Category Impurity
Parent API Rifaximin
Formula C37H47NO12 : Na
Mol. Wt. 697.8 : 23.0
Rifapentine Impurity 3 chemical structure
In Stock

Rifapentine Impurity 3

CAT No. CS-T-56828
CAS No. 13292-53-0
Category Impurity
Parent API Rifampicin
Formula C44H52N4O13
Mol. Wt. 844.9
Rifaximin EP Impurity D chemical structure
In Stock

Rifaximin EP Impurity D

CAT No. CS-O-14278
CAS No.
Category Impurity
Parent API Rifaximin
Formula C43H49N3O12
Mol. Wt. 799.86
Rifaximin EP Impurity H chemical structure
In Stock

Rifaximin EP Impurity H

CAT No. CS-EO-00887
CAS No. 1210022-90-4
Category Impurity
Parent API Rifaximin
Formula C43H51N3O12
Mol. Wt. 801.88
Rilpivirine Amide Impurity 1 chemical structure
In Stock

Rilpivirine Amide Impurity 1

CAT No. CS-O-15232
CAS No. 500288-66-4
Category Impurity
Parent API Rilpivirine
Formula C22H20N6O
Mol. Wt. 384.43
Rilpivirine Amide Impurity 2 chemical structure
In Stock

Rilpivirine Amide Impurity 2

CAT No. CS-O-15233
CAS No. 1446439-51-5
Category Impurity
Parent API Rilpivirine
Formula C22H20N6O
Mol. Wt. 384.43
Rilpivirine Keto Impurity Hydrochloride chemical structure
In Stock

Rilpivirine Keto Impurity Hydrochloride

CAT No. CS-O-31748
CAS No. 189956-45-4 (freebase)
Category Impurity
Parent API Rilpivirine
Formula C11H9ClN4O
Mol. Wt. 248.67
Rilpivirine Nitrile Impurity chemical structure
In Stock

Rilpivirine Nitrile Impurity

CAT No. CS-T-02494
CAS No. 661489-23-2
Category Impurity
Parent API Rilpivirine
Formula C11H13ClN2
Mol. Wt. 208.69
Rimegepant (RRS) Enantiomer chemical structure
In Stock

Rimegepant (RRS) Enantiomer

CAT No. CS-O-46456
CAS No.
Category Impurity
Parent API Rimegepant
Formula C28H28F2N6O3
Mol. Wt. 534.56
Riociguat Impurtiy 6 chemical structure
In Stock

Riociguat Impurtiy 6

CAT No. CS-P-02081
CAS No. 1702271-98-4
Category Impurity
Parent API Riociguat
Formula C18H17FN8
Mol. Wt. 364.4
Riociguat Triamino Impurity chemical structure
In Stock

Riociguat Triamino Impurity

CAT No. CS-T-74988
CAS No. 428854-24-4
Category Impurity
Parent API Riociguat
Formula C17H15FN8
Mol. Wt. 350.35
Risedronate Related Compound A chemical structure
In Stock

Risedronate Related Compound A

CAT No. CS-K-00120
CAS No. 105462-23-5
Category Impurity
Parent API Risedronate
Formula C7H11NO7P2
Mol. Wt. 283.11
Risedronate Related Compound A - monosodium salt chemical structure
In Stock

Risedronate Related Compound A - monosodium salt

CAT No. CS-O-40687
CAS No. 334708-63-3
Category Impurity
Parent API Risedronate
Formula C7H10NaNO7P2
Mol. Wt. 305.09
Risperidon Impurity C chemical structure
In Stock

Risperidon Impurity C

CAT No. CS-O-02070
CAS No. 144598-75-4
Category Impurity
Parent API Risperidone
Formula C23H27FN4O3
Mol. Wt. 426.68
Risperidon Impurity M chemical structure
In Stock

Risperidon Impurity M

CAT No. CS-O-31762
CAS No. 84163-77-9
Category Impurity
Parent API Paliperidone
Formula C12H13FN2O
Mol. Wt. 220.24
Risperidone Difluorobenzoyl Impurity chemical structure
In Stock

Risperidone Difluorobenzoyl Impurity

CAT No. CS-T-18342
CAS No. 106266-04-0
Category Impurity
Parent API Risperidone
Formula C12H14ClF2NO
Mol. Wt. 261.70
Risperidone EP Impurity A chemical structure
In Stock

Risperidone EP Impurity A

CAT No. CS-T-41864
CAS No. 691007-09-7
Category Impurity
Parent API Risperidone
Formula C23H28F2N4O2
Mol. Wt. 430.49
Risperidone EP Impurity B chemical structure
In Stock

Risperidone EP Impurity B

CAT No. CS-T-41865
CAS No. 132961-05-8
Category Impurity
Parent API Risperidone
Formula C23H28F2N4O2
Mol. Wt. 430.49
Risperidone EP Impurity D chemical structure
In Stock

Risperidone EP Impurity D

CAT No. CS-T-24347
CAS No. 1199589-74-6
Category Impurity
Parent API Risperidone
Formula C23H27FN4O2
Mol. Wt. 410.48
Risperidone EP Impurity E chemical structure
In Stock

Risperidone EP Impurity E

CAT No. CS-O-11265
CAS No. 1346602-28-5
Category Impurity
Parent API Risperidone
Formula C24H29FN4O2
Mol. Wt. 424.51
Risperidone EP Impurity F chemical structure
In Stock

Risperidone EP Impurity F

CAT No. CS-O-15315
CAS No. 1346603-86-8
Category Impurity
Parent API Risperidone
Formula C24H27FN4O4
Mol. Wt. 454.49
Risperidone EP Impurity H chemical structure
In Stock

Risperidone EP Impurity H

CAT No. CS-T-18345
CAS No. 158697-67-7
Category Impurity
Parent API Risperidone
Formula C23H27F2N3O2
Mol. Wt. 415.5
Risperidone EP Impurity K chemical structure
In Stock

Risperidone EP Impurity K

CAT No. CS-T-16019
CAS No. 106266-09-5
Category Impurity
Parent API Risperidone
Formula C23H28N4O2
Mol. Wt. 392.49

Impurity Products at Clearsynth

Browse available Impurity products from Clearsynth. These compounds support analytical research, quality control and pharmaceutical development.

Browse available compounds above or contact our team for custom synthesis and bulk requirements.

Done
RFQ Basket 0
Quick Enquiry
Tell us what you need
Quote Basket
Selected RFQ Items
Your RFQ basket is empty. Add a product block or copy a guided requirement here.