Meet KM Pharma at CPHI Milan on October 06-08, 2026 - Booth No. 4J104 Book a meeting

Ibuprofen EP Impurity R

Ibuprofen EP Impurity R
Catalog No. KMI002050
CAS No. 102120-87-6
Alt. Name Ibuprofen BP Impurity R
Formula C22H30
FW 294.5
Unit Price Stock
100 mg Enquire Enquire
Chemical Name 1,1′-(Ethane-1,1-diyl)-4,4′-(2-methylpropyl)dibenzene (as per EP)
Purity >95%
Storage Store at 2-8 deg. C for long term storage
Shipping Product is stable to be Shipped at Room Temperature
Download MSDS

Related Products

Ibuprofen Aldehyde Impurity

Ibuprofen Aldehyde Impurity

CAS No. : 51407-46-6

CAT No. : KMI002001

Formula : C13H18O

FW : 190.28

View Details
Ibuprofen MPPP

Ibuprofen MPPP

CAS No. : 75625-99-9

CAT No. : KMI002002

Formula : C13H16O2

FW : 204.26

View Details
(R)-(-)-Ibuprofen

(R)-(-)-Ibuprofen

CAS No. : 51146-57-7

CAT No. : KMI002005

Formula : C13H18O2

FW : 206.3

View Details
(S)-(+)-Ibuprofen

(S)-(+)-Ibuprofen

CAS No. : 51146-56-6

CAT No. : KMI002009

Formula : C13H18O2

FW : 206.3

View Details
1-(4-Isobutylphenyl)ethanol

1-(4-Isobutylphenyl)ethanol

CAS No. : 40150-92-3

CAT No. : KMI002013

Formula : C12H18O

FW : 178.3

View Details
2-(4-Isobutylphenyl)propanal

2-(4-Isobutylphenyl)propanal

CAS No. : 51407-46-6

CAT No. : KMI002016

Formula : C13H18O

FW : 190.3

View Details
2-(4-n-Propylphenyl)propionic Acid

2-(4-n-Propylphenyl)propionic Acid

CAS No. : 3585-47-5

CAT No. : KMI002017

Formula : C12H16O2

FW : 192.2

View Details
4-Acetylbenzoic Acid

4-Acetylbenzoic Acid

CAS No. : 586-89-0

CAT No. : KMI002019

Formula : C9H8O3

FW : 164.2

View Details
Hydroxyisobutyl Acetophenone (USP)

Hydroxyisobutyl Acetophenone (USP)

CAS No. : 1314907-71-5

CAT No. : KMI002023

Formula : C12H16O2

FW : 192.3

View Details
Ibuprofen

Ibuprofen

CAS No. : 15687-27-1

CAT No. : KMI002024

Formula : C13H18O2

FW : 206.3

View Details
Ibuprofen EP Impurity A

Ibuprofen EP Impurity A

CAS No. : 66622-47-7

CAT No. : KMI002032

Formula : C13H18O2

FW : 206.3

View Details
Ibuprofen EP Impurity B

Ibuprofen EP Impurity B

CAS No. : 3585-49-7

CAT No. : KMI002034

Formula : C13H18O2

FW : 206.3

View Details
Ibuprofen EP Impurity C

Ibuprofen EP Impurity C

CAS No. : 59512-17-3

CAT No. : KMI002035

Formula : C13H19NO

FW : 205.3

View Details
Ibuprofen EP Impurity D

Ibuprofen EP Impurity D

CAS No. : 938-94-3

CAT No. : KMI002036

Formula : C10H12O2

FW : 164.2

View Details
Ibuprofen EP Impurity E

Ibuprofen EP Impurity E

CAS No. : 38861-78-8

CAT No. : KMI002037

Formula : C12H16O

FW : 176.3

View Details
Ibuprofen EP Impurity F

Ibuprofen EP Impurity F

CAS No. : 65322-85-2

CAT No. : KMI002038

Formula : C13H18O2

FW : 206.3

View Details
Ibuprofen EP Impurity G

Ibuprofen EP Impurity G

CAS No. : 1391054-15-1

CAT No. : KMI002039

Formula : C26H32O4

FW : 408.5

View Details
Ibuprofen EP Impurity H

Ibuprofen EP Impurity H

CAS No. : 2143535-25-3

CAT No. : KMI002040

Formula : C24H32O

FW : 336.5

View Details
Ibuprofen EP Impurity I

Ibuprofen EP Impurity I

CAS No. : 2143535-26-4

CAT No. : KMI002041

Formula : C24H34

FW : 322.5

View Details
Ibuprofen EP Impurity J

Ibuprofen EP Impurity J

CAS No. : 65813-55-0

CAT No. : KMI002042

Formula : C13H16O3

FW : 220.3

View Details
Ibuprofen EP Impurity K

Ibuprofen EP Impurity K

CAS No. : 43153-07-7

CAT No. : KMI002043

Formula : C10H10O3

FW : 178.2

View Details
Ibuprofen EP Impurity L

Ibuprofen EP Impurity L

CAS No. : 53949-53-4

CAT No. : KMI002044

Formula : C13H18O3

FW : 222.3

View Details
Ibuprofen EP Impurity M

Ibuprofen EP Impurity M

CAS No. : 60057-62-7

CAT No. : KMI002045

Formula : C13H18O3

FW : 222.3

View Details
Ibuprofen EP Impurity N

Ibuprofen EP Impurity N

CAS No. : 3585-52-2

CAT No. : KMI002046

Formula : C11H14O2

FW : 178.2

View Details
Ibuprofen EP Impurity O

Ibuprofen EP Impurity O

CAS No. : 64451-76-9

CAT No. : KMI002047

Formula : C13H18O2

FW : 206.3

View Details
Ibuprofen EP Impurity P

Ibuprofen EP Impurity P

CAS No. : 36039-36-8

CAT No. : KMI002048

Formula : C13H20O

FW : 192.3

View Details
Ibuprofen EP Impurity Q

Ibuprofen EP Impurity Q

CAS No. : 36039-35-7

CAT No. : KMI002049

Formula : C12H18O

FW : 178.3

View Details
Ibuprofen Impurity 1

Ibuprofen Impurity 1

CAS No. : 75625-99-9

CAT No. : KMI002052

Formula : C13H16O2

FW : 204.3

View Details
Ibuprofen Impurity 16

Ibuprofen Impurity 16

CAS No. : 103931-20-0

CAT No. : KMI002057

Formula : C12H14O2

FW : 190.2

View Details
Ibuprofen Impurity 18

Ibuprofen Impurity 18

CAS No. : 1823308-53-7

CAT No. : KMI002059

Formula : C13H17NO2

FW : 219.3

View Details
Ibuprofen Impurity 2

Ibuprofen Impurity 2

CAS No. : 67381-50-4

CAT No. : KMI002061

Formula : C10H10O4

FW : 194.2

View Details
Ibuprofen Impurity 24

Ibuprofen Impurity 24

CAS No. : 69363-33-3

CAT No. : KMI002065

Formula : C13H18O2

FW : 206.3

View Details
Ibuprofen Impurity 29

Ibuprofen Impurity 29

CAS No. : 106498-32-2

CAT No. : KMI002070

Formula : C11H17N

FW : 163.3

View Details
Ibuprofen Impurity 30

Ibuprofen Impurity 30

CAS No. : 105401-46-5

CAT No. : KMI002071

Formula : C12H16O3

FW : 208.3

View Details
Ibuprofen Impurity 6

Ibuprofen Impurity 6

CAS No. : 2817566-38-2

CAT No. : KMI002079

Formula : C12H16O2

FW : 192.3

View Details
Ibuprofen Impurity 9

Ibuprofen Impurity 9

CAS No. : 35982-04-8

CAT No. : KMI002080

Formula : C13H14O3

FW : 218.3

View Details
Ibuprofen Isopropyl Ester

Ibuprofen Isopropyl Ester

CAS No. : 64622-17-9

CAT No. : KMI002081

Formula : C16H24O2

FW : 248.4

View Details
Ibuprofen Methyl Ester

Ibuprofen Methyl Ester

CAS No. : 61566-34-5

CAT No. : KMI002083

Formula : C14H20O2

FW : 220.3

View Details
Ibuprofen Sorbitan Ester

Ibuprofen Sorbitan Ester

CAS No. : NA

CAT No. : KMI002086

Formula : C19H28O6

FW : 352.4

View Details
(R,R)-N-(1-Phenylethyl) Ibuprofen Amide

(R,R)-N-(1-Phenylethyl) Ibuprofen Amide

CAS No. : 121734-80-3

CAT No. : KMI002003

Formula : C21H27NO

FW : 309.5

View Details
(R,S)-N-(1-Phenylethyl) Ibuprofen Amide

(R,S)-N-(1-Phenylethyl) Ibuprofen Amide

CAS No. : 121734-79-0

CAT No. : KMI002004

Formula : C21H27NO

FW : 309.5

View Details
(S)-Ibuprofen Isopropyl Ester

(S)-Ibuprofen Isopropyl Ester

CAS No. : 1114975-39-1

CAT No. : KMI002011

Formula : C16H24O2

FW : 248.4

View Details
(S)-Ibuprofen Methyl Ester

(S)-Ibuprofen Methyl Ester

CAS No. : 81576-55-8

CAT No. : KMI002012

Formula : C14H20O2

FW : 220.3

View Details
(S,R)-N-(1-Phenylethyl) Ibuprofen Amide

(S,R)-N-(1-Phenylethyl) Ibuprofen Amide

CAS No. : 81576-47-8

CAT No. : KMI002007

Formula : C21H27NO

FW : 309.5

View Details
(S,S)-N-(1-Phenylethyl) Ibuprofen Amide

(S,S)-N-(1-Phenylethyl) Ibuprofen Amide

CAS No. : 81576-52-5

CAT No. : KMI002008

Formula : C21H27NO

FW : 309.5

View Details
1,2 Dihydroxy Ibuprofen

1,2 Dihydroxy Ibuprofen

CAS No. : 1253593-61-1

CAT No. : KMI002015

Formula : C13H18O4

FW : 238.3

View Details
1-Ethyl-4-Isobutylbenzene

1-Ethyl-4-Isobutylbenzene

CAS No. : 100319-40-2

CAT No. : KMI002014

Formula : C12H18

FW : 162.3

View Details
2-Hydroxypropyl 2-(4-Isobutylphenyl)propanoate

2-Hydroxypropyl 2-(4-Isobutylphenyl)propanoate

CAS No. : 95093-58-6

CAT No. : KMI002018

Formula : C16H24O3

FW : 264.4

View Details
4-Isobutylbenzoic Acid

4-Isobutylbenzoic Acid

CAS No. : 38861-88-0

CAT No. : KMI002020

Formula : C11H14O2

FW : 178.2

View Details
Dihydroxy Ibuprofen

Dihydroxy Ibuprofen

CAS No. : NA

CAT No. : KMI002021

Formula : C13H18O4

FW : 238.3

View Details
Hydroxy Ibuprofen

Hydroxy Ibuprofen

CAS No. : 53949-54-5

CAT No. : KMI002022

Formula : C13H18O3

FW : 222.3

View Details
Ibuprofen 1,2,3-Propanetriol Esters (Mixture of Regio- and Stereoisomers)

Ibuprofen 1,2,3-Propanetriol Esters (Mixture of Regio- and Stereoisomers)

CAS No. : NA

CAT No. : KMI002026

Formula : C16H24O4

FW : 280.4

View Details
Ibuprofen 1,2-Propylene Glycol Esters (Mixture of Regio- and Stereoisomers)

Ibuprofen 1,2-Propylene Glycol Esters (Mixture of Regio- and Stereoisomers)

CAS No. : NA

CAT No. : KMI002025

Formula : C16H24O3

FW : 264.4

View Details
Ibuprofen 1,3-Butylene Glycol Esters (Mixture of Regio- and Stereoisomers)

Ibuprofen 1,3-Butylene Glycol Esters (Mixture of Regio- and Stereoisomers)

CAS No. : NA

CAT No. : KMI002027

Formula : C17H26O3

FW : 278.4

View Details
Ibuprofen 2,3-Butylene Glycol Ester

Ibuprofen 2,3-Butylene Glycol Ester

CAS No. : 95093-59-7

CAT No. : KMI002028

Formula : C17H26O3

FW : 278.4

View Details
Ibuprofen Carboxylic Acid

Ibuprofen Carboxylic Acid

CAS No. : 15935-54-3

CAT No. : KMI002029

Formula : C13H16O4

FW : 236.3

View Details
Ibuprofen EP Impurity A Methyl Ester

Ibuprofen EP Impurity A Methyl Ester

CAS No. : 859828-57-2

CAT No. : KMI002033

Formula : C14H20O2

FW : 220.3

View Details
Ibuprofen Glucuronide

Ibuprofen Glucuronide

CAS No. : 115075-59-7

CAT No. : KMI002051

Formula : C19H26O8

FW : 382.4

View Details
Ibuprofen Impurity 11

Ibuprofen Impurity 11

CAS No. : 1780606-12-3

CAT No. : KMI002053

Formula : C13H18O

FW : 190.3

View Details
Ibuprofen Impurity 13

Ibuprofen Impurity 13

CAS No. : 64622-21-5

CAT No. : KMI002054

Formula : C16H24O4

FW : 280.4

View Details
Ibuprofen Impurity 14

Ibuprofen Impurity 14

CAS No. : NA

CAT No. : KMI002055

Formula : C19H30O7

FW : 370.4

View Details
Ibuprofen Impurity 15

Ibuprofen Impurity 15

CAS No. : NA

CAT No. : KMI002056

Formula : C19H30O7

FW : 370.4

View Details
Ibuprofen Impurity 17

Ibuprofen Impurity 17

CAS No. : 72846-62-9

CAT No. : KMI002058

Formula : C13H18O

FW : 190.3

View Details
Ibuprofen Impurity 19

Ibuprofen Impurity 19

CAS No. : 58609-73-7

CAT No. : KMI002060

Formula : C13H17N

FW : 187.3

View Details
Ibuprofen Impurity 21

Ibuprofen Impurity 21

CAS No. : 1261642-35-6

CAT No. : KMI002062

Formula : C13H17ClO

FW : 224.7

View Details
Ibuprofen Impurity 22

Ibuprofen Impurity 22

CAS No. : 1422273-24-2

CAT No. : KMI002063

Formula : C12H16O2

FW : 192.3

View Details
Ibuprofen Impurity 23

Ibuprofen Impurity 23

CAS No. : 1198167-03-1

CAT No. : KMI002064

Formula : C12H16O2

FW : 192.3

View Details
Ibuprofen Impurity 25

Ibuprofen Impurity 25

CAS No. : NA

CAT No. : KMI002066

Formula : C22H29NO2

FW : 339.5

View Details
Ibuprofen Impurity 26

Ibuprofen Impurity 26

CAS No. : NA

CAT No. : KMI002067

Formula : C24H33NO

FW : 351.5

View Details
Ibuprofen Impurity 27

Ibuprofen Impurity 27

CAS No. : 53500-83-7

CAT No. : KMI002068

Formula : C17H24O3

FW : 276.4

View Details
Ibuprofen Impurity 28

Ibuprofen Impurity 28

CAS No. : 89878-75-1

CAT No. : KMI002069

Formula : C18H27ClO2

FW : 310.9

View Details
Ibuprofen Impurity 31

Ibuprofen Impurity 31

CAS No. : NA

CAT No. : KMI002072

Formula : C24H33NO

FW : 351.5

View Details
Ibuprofen Impurity 32

Ibuprofen Impurity 32

CAS No. : NA

CAT No. : KMI002073

Formula : C13H17O2 : C11H18N

FW : 205.3 : 164.3

View Details
Ibuprofen Impurity 33

Ibuprofen Impurity 33

CAS No. : NA

CAT No. : KMI002074

Formula : C13H17O2 : C11H18N

FW : 205.3 : 164.3

View Details
Ibuprofen Impurity 34

Ibuprofen Impurity 34

CAS No. : NA

CAT No. : KMI002075

Formula : C13H17O2 : C11H18N

FW : 205.3 : 164.3

View Details
Ibuprofen Impurity 35

Ibuprofen Impurity 35

CAS No. : 67152-35-6

CAT No. : KMI002076

Formula : C11H17N

FW : 163.3

View Details
Ibuprofen Impurity 4

Ibuprofen Impurity 4

CAS No. : 1571147-05-1

CAT No. : KMI002077

Formula : C13H18O4

FW : 238.3

View Details
Ibuprofen Impurity 5

Ibuprofen Impurity 5

CAS No. : NA

CAT No. : KMI002078

Formula : C13H18O4

FW : 238.3

View Details
Ibuprofen Lysinate

Ibuprofen Lysinate

CAS No. : 57469-77-9

CAT No. : KMI002082

Formula : C13H18O2 : C6H14N2O2

FW : 206.3 : 146.2

View Details
Ibuprofen Sorbitol Ester

Ibuprofen Sorbitol Ester

CAS No. : NA

CAT No. : KMI002087

Formula : C19H30O7

FW : 370.4

View Details
Ibuprofen Tetraethylene Glycol Diester

Ibuprofen Tetraethylene Glycol Diester

CAS No. : 1161014-75-0

CAT No. : KMI002088

Formula : C34H50O7

FW : 570.8

View Details
p-Isobutylstyrene

p-Isobutylstyrene

CAS No. : 63444-56-4

CAT No. : KMI002092

Formula : C12H16

FW : 160.3

View Details
Rac 2-Hydroxy Ibuprofen

Rac 2-Hydroxy Ibuprofen

CAS No. : 51146-55-5

CAT No. : KMI002093

Formula : C13H18O3

FW : 222.3

View Details
Rac-Ibuprofen Carboxymethyl Ester

Rac-Ibuprofen Carboxymethyl Ester

CAS No. : 1797132-75-2

CAT No. : KMI002094

Formula : C15H20O4

FW : 264.3

View Details
Ibuprofen Sodium Dihydrate

Ibuprofen Sodium Dihydrate

CAS No. : 527688-20-6

CAT No. : KMI002085

Formula : C13H18O2 : Na : 2(H2O)

FW : 206.3 : 23.0 : 2(18.0)

View Details
(R)-(-)-Ibuprofen-D3

(R)-(-)-Ibuprofen-D3

CAS No. : 121702-86-1

CAT No. : KMI002006

Formula : C13H15D3O2

FW : 209.3

View Details
(S)-(+)-Ibuprofen-d3

(S)-(+)-Ibuprofen-d3

CAS No. : 1329643-44-8

CAT No. : KMI002010

Formula : C13H15D3O2

FW : 209.3

View Details
Ibuprofen D3

Ibuprofen D3

CAS No. : 121662-14-4

CAT No. : KMI002030

Formula : C13H15D3O2

FW : 209.3

View Details
Ibuprofen Methyl Ester D3

Ibuprofen Methyl Ester D3

CAS No. : NA

CAT No. : KMI002084

Formula : C14H17D3O2

FW : 223.3

View Details
Ibuprofen D4

Ibuprofen D4

CAS No. : NA

CAT No. : KMI002031

Formula : C13H14D4O2

FW : 210.3

View Details
Ibuprofen-13C6

Ibuprofen-13C6

CAS No. : 1216459-54-9

CAT No. : KMI002089

Formula : C713C6H18O2

FW : 212.2

View Details
Ibuprofen-13CD3

Ibuprofen-13CD3

CAS No. : 1261394-40-4

CAT No. : KMI002090

Formula : C1213CH15D3O2

FW : 210.3

View Details
m-Isobutyl Ibuprofen-d3

m-Isobutyl Ibuprofen-d3

CAS No. : 1346598-90-0

CAT No. : KMI002091

Formula : C13H15D3O2

FW : 209.3

View Details

About Us

K. M. Pharma Solution Pvt. Ltd., India (CIN: U72100GJ2023PTC141278), is a leading, innovation-driven company accredited by FDCA, GMP-GLP, ISO 9001:2015, and NABL (ISO/IEC 17025 & ISO 17034). Specializing in the design, synthesis, and characterization of pharmaceutical impurity standards and reference materials, we offer an extensive portfolio including nitrosamine impurities, pharmacopeial and non-pharmacopeial impurities, drug metabolites, glucuronides, process degradants, excipient-related impurities, unknown impurity isolation & structural elucidation, and stable isotope-labeled compounds.

As an integrated Contract Research, Development & Manufacturing Organization (CRDMO), we provide end-to-end scientific services — from early-stage discovery through to commercial supply — with a strong focus on quality, compliance, and customer satisfaction.

Contact Us

  • Unit No.101, Shivam Industrial park,
    Sarkhej-bavala NH=8A, At-Moraiya, Changodar,
    Ahmedabad (Gujarat), India - 382213
  • contact@kmpharma.in
  • +91 9898822121

© 2026 K.M.Pharma. All Rights Reserved