TLC Pharmaceutical Standards — products catalogue

Category index

All APIs CRMs Stable Isotope Labeled Nitrosamines Impurities Glucuronides Metabolites Other New Products

01 — Find your standard

Search by parent drug (API).

Select a letter or parent drug (API) to browse the catalogue.

All A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Parent drug

Showing 201–300 of 516 standards

U-0515BACK ORDER

Uracil Impurity 7

CAS #6642-31-5

Mol. formulaC₆H₉N₃O₂

Mol. weight155.16

Details

U-0516BACK ORDER

Uracil Impurity 8

CAS #1308677-74-8

Mol. formulaC₉H₁₁N₃O₅

Mol. weight241.20

Details

U-0517BACK ORDER

6-Amino-1-methyluracil

CAS #2434-53-9

Mol. formulaC₅H₇N₃O₂

Mol. weight141.13

Details

U-0518BACK ORDER

1,3-Dimethyl Uracil

CAS #874-14-6

Mol. formulaC₆H₈N₂O₂

Mol. weight140.14

Details

U-0519BACK ORDER

Uracil Impurity 9

CAS #NA

Mol. formulaC₆H₆F₂N₂O₂

Mol. weight176.12

Details

U-052IN STOCK

Uracil-13C-15N2 (Lamivudine EP Impurity F-13C-15N2, Fluorouracil EP Impurity C-13C-15N2)

CAS #181517-11-3

Mol. formulaC₃¹³CH₄¹⁵N₂O₂

Mol. weight115.07

Details

U-0520BACK ORDER

Uracil Impurity 10

CAS #64582-49-6

Mol. formulaC₅H₄F₂N₂O₂

Mol. weight162.10

Details

U-0521IN STOCK

Uracil Impurity 11

CAS #57412-59-6

Mol. formulaC₇H₆N₂O₄

Mol. weight182.14

Details

U-053BACK ORDER

Uracil Impurity 1

CAS #NA

Mol. formulaC6H9N3O2

Mol. weight155.16

Details

U-054IN STOCK

Uracil Impurity 2

CAS #5440-00-6

Mol. formulaC₆H₁₀N₄O₂

Mol. weight170.17

Details

U-055IN STOCK

Uracil Impurity 3

CAS #58537-55-6

Mol. formulaC₆H₈N₄O₃

Mol. weight184.16

Details

U-056IN STOCK

Uracil Impurity 4 HCl

CAS #134452-11-2

Mol. formulaC₉H₁₆N₄O₆. HCl

Mol. weight276.25 36.46

Details

U-057IN STOCK

Uracil Impurity 5

CAS #698-35-1

Mol. formulaC₆H₈N₂O₂

Mol. weight140.14

Details

U-058BACK ORDER

Tetrahydrofuryluracil

CAS #18002-26-1

Mol. formulaC8H10N2O3

Mol. weight182.18

Details

U-059BACK ORDER

Uracil Impurity 6

CAS #6632-68-4

Mol. formulaC₆H₈N₄O₃

Mol. weight184.16

Details

U-061IN STOCK

Hydroxy Urea

CAS #127-07-1

Mol. formulaCH₄N₂O₂

Mol. weight76.06

Details

U-0610IN STOCK

1,3-Dipropylurea

CAS #623-95-0

Mol. formulaC₇H₁₆N₂O

Mol. weight144.22

Details

U-0611BACK ORDER

Hydroxy Urea-15N

CAS #214331-53-0

Mol. formulaCH₄N¹⁵NO₂

Mol. weight77.05

Details

U-0612BACK ORDER

Octanohydroxamic Acid

CAS #7377-03-9

Mol. formulaC₈H₁₇NO₂

Mol. weight159.23

Details

U-0613BACK ORDER

2-Phenylbutyrylurea

CAS #90-49-3

Mol. formulaC₁₁H₁₄N₂O₂

Mol. weight206.25

Details

U-0615INQUIRE FURTHER

N-(Azidomethyl)Urea

CAS #328564-34-7

Mol. formulaC₂H₅N₅O

Mol. weight115.10

Details

U-0616IN STOCK

Hydantoic Acid-13C2,15N Ethyl Ester

CAS #NA

Mol. formulaC₃¹³C₂H₁₀N¹⁵NO₃

Mol. weight149.12

Details

U-0617IN STOCK

Hydantoic Acid Ethyl Ester

CAS #6293-20-5

Mol. formulaC₅H₁₀N₂O₃

Mol. weight146.15

Details

U-0619IN STOCK

Thiourea

CAS #62-56-6

Mol. formulaCH₄N₂S

Mol. weight76.12

Details

U-062IN STOCK

Hydroxy Urea-13C-15N2

CAS #1246814-92-5

Mol. formula¹³CH₄¹⁵N₂O₂

Mol. weight79.03

Details

U-0620BACK ORDER

Amidinothiourea

CAS #2114-02-5

Mol. formulaC₂H₆N₄S

Mol. weight118.16

Details

U-0621BACK ORDER

1,3-Dicyclopropylurea

CAS #69332-65-6

Mol. formulaC₇H₁₂N₂O

Mol. weight140.19

Details

U-0622BACK ORDER

1,3-Diethyl-1,3-Diphenylurea

CAS #85-98-3

Mol. formulaC₁₇H₂₀N₂O

Mol. weight268.36

Details

U-0623BACK ORDER

1,3-Dimethyl-1,3-Diphenylurea

CAS #611-92-7

Mol. formulaC₁₅H₁₆N₂O

Mol. weight240.31

Details

U-0624BACK ORDER

1,3-Bis(4-hydroxyphenyl)-Urea

CAS #2298-28-4

Mol. formulaC₁₃H₁₂N₂O₃

Mol. weight244.25

Details

U-0625BACK ORDER

S-Ethylthiuronium Bromide

CAS #1071-37-0

Mol. formulaC₃H₈N₂S. HBr

Mol. weight104.17 80.91

Details

U-0626BACK ORDER

(2-Aminoethyl) Urea Hydrochloride

CAS #858001-69-1

Mol. formulaC₃H₉N₃O. HCl

Mol. weight103.13 36.46

Details

U-0628BACK ORDER

N, N-Bis(trifluoroethyl)-Urea

CAS #406-11-1

Mol. formulaC₅H₆F₆N₂O

Mol. weight224.11

Details

U-0629BACK ORDER

Diazolidinyl Urea

CAS #78491-02-8

Mol. formulaC₈H₁₄N₄O₇

Mol. weight278.22

Details

U-063IN STOCK

Acetohydroxamic Acid

CAS #546-88-3

Mol. formulaC₂H₅NO₂

Mol. weight75.05

Details

U-0630BACK ORDER

Trimethyl Urea

CAS #632-14-4

Mol. formulaC₄H₁₀N₂O

Mol. weight102.14

Details

U-0632INQUIRE FURTHER

N-Nitroso Urea

CAS #13010-20-3

Mol. formulaCH₃N₃O₂

Mol. weight89.05

Details

U-0633INQUIRE FURTHER

N-Nitroso Urea-13C

CAS #NA

Mol. formula¹³CH₃N₃O₂

Mol. weight90.05

Details

U-0634BACK ORDER

N-Nitroso-N-Methylurea

CAS #684-93-5

Mol. formulaC₂H₅N₃O₂

Mol. weight103.08

Details

U-0635BACK ORDER

N,N'-Dimethylurea

CAS #96-31-1

Mol. formulaC₃H₈N₂O

Mol. weight 88.11

Details

U-0636BACK ORDER

N-Nitroso N,N'-Dimethylurea

CAS #13256-32-1

Mol. formulaC₃H₇N₃O₂

Mol. weight117.11

Details

U-0637BACK ORDER

Urea USP Related Compound A (Biuret)

CAS #108-19-0

Mol. formulaC₂H₅N₃O₂

Mol. weight103.08

Details

U-0638BACK ORDER

Urea-13C (Fluorouracil EP Impurity G-13C)

CAS #58069-82-2

Mol. formula¹³CH₄N₂O

Mol. weight61.05

Details

U-0639BACK ORDER

Urea-15N2 (Fluorouracil EP Impurity G-15N2)

CAS #2067-80-3

Mol. formulaCH₄¹⁵N₂O

Mol. weight62.04

Details

U-064IN STOCK

Hydantoic Acid (N-Carboxymethylurea)

CAS #462-60-2

Mol. formulaC₃H₆N₂O₃

Mol. weight118.09

Details

U-0640BACK ORDER

Urea-13C,15N2 (Fluorouracil EP Impurity G-13C,15N2)

CAS #58069-83-3

Mol. formula¹³CH₄¹⁵N₂O

Mol. weight63.03

Details

U-0641BACK ORDER

Urea-13C,15N (Fluorouracil EP Impurity G-13C,15N)

CAS #78405-35-3

Mol. formula¹³CH₄N¹⁵NO

Mol. weight62.04

Details

U-0642BACK ORDER

Urea-15N (Fluorouracil EP Impurity G-15N)

CAS #71451-00-8

Mol. formulaCH₄N¹⁵NO

Mol. weight61.05

Details

U-0643BACK ORDER

Urea USP Related Compound A-15N3 (Biuret-15N3)

CAS #287484-46-2

Mol. formulaC₂H₅¹⁵N₃O₂

Mol. weight106.06

Details

U-0644BACK ORDER

N-Acetylethylene Urea-d4

CAS #1189701-94-7

Mol. formulaC₅H₄D₄N₂O₂

Mol. weight132.16

Details

U-0645BACK ORDER

Imidazolidinyl Urea

CAS #39236-46-9

Mol. formulaC₁₁H₁₆N₈O₈

Mol. weight388.30

Details

U-0646BACK ORDER

1,3-Dimethyl Cyanoacetyl Urea

CAS #39615-79-7

Mol. formulaC₆H₉N₃O₂

Mol. weight155.16

Details

U-0647BACK ORDER

Akardite II

CAS #13114-72-2

Mol. formulaC₁₄H₁₄N₂O

Mol. weight 226.28

Details

U-0648BACK ORDER

N-(Aminocarbonyl)-2-chloro-3-methylbutanamide

CAS #61345-66-2

Mol. formulaC₆H₁₁ClN₂O₂

Mol. weight178.62

Details

U-0649BACK ORDER

Trimethyl-carbamimidoyl Chloride HCl

CAS #40676-80-0

Mol. formulaC₄H₉ClN₂. HCl

Mol. weight120.58 36.46

Details

U-065BACK ORDER

SB-332235 (6-Chloro-3-[3-(2,3-dichlorophenyl)ureido]-2-hydroxybenzenesulfonamide)

CAS #276702-15-9

Mol. formulaC13H10Cl3N3O4S

Mol. weight410.67

Details

U-0650INQUIRE FURTHER

Thiourea Impurity 1

CAS #NA

Mol. formulaC₆H₉N₅S₃

Mol. weight247.35

Details

U-0651BACK ORDER

Methylurea

CAS #598-50-5

Mol. formulaC₂H₆N₂O

Mol. weight74.08

Details

U-0652BACK ORDER

1,1′-methylidynebis-3-methyl-Urea

CAS #65906-68-5

Mol. formulaC₅H₁₀N₄O₂

Mol. weight158.16

Details

U-0653BACK ORDER

N-[3,5-Bis(trifluoromethyl)phenyl]-N′-[2-(dimethylamino)cyclohexyl]thiourea

CAS #922141-24-0

Mol. formulaC₁₇H₂₁F₆N₃S

Mol. weight413.43

Details

U-0654BACK ORDER

N-[2-(Dimethylamino)ethyl]-N′-(4-nitrophenyl)thiourea

CAS #706767-04-6

Mol. formulaC₁₁H₁₆N₄O₂S

Mol. weight268.33

Details

U-067BACK ORDER

Urea (Fluorouracil EP Impurity G)

CAS #57-13-6

Mol. formulaCH₄N₂O

Mol. weight60.06

Details

U-069INQUIRE FURTHER

Hydroxy Urea Impurity 1

CAS #NA

Mol. formulaC₂H₃N₃O₃

Mol. weight117.06

Details

U-071IN STOCK

Urapidil HCl

CAS #64887-14-5

Mol. formulaC₂₀H₂₉N₅O₃. HCl

Mol. weight387.48 36.46

Details

U-0710IN STOCK

Urapidil Impurity 4 (1,3-Dimethylbarbituric Acid)

CAS #769-42-6

Mol. formulaC₆H₈N₂O₃

Mol. weight156.14

Details

U-0711IN STOCK

Urapidil Impurity 6 HCl

CAS #5464-78-8

Mol. formulaC₁₁H₁₆N₂O. HCl

Mol. weight192.26 36.46

Details

U-0712IN STOCK

Urapidil Impurity 7

CAS #108997-11-1

Mol. formulaC₂₄H₃₄N₄O₂

Mol. weight410.56

Details

U-0713IN STOCK

Urapidil Impurity 8

CAS #34654-80-3

Mol. formulaC₉H₁₅N₃O₃

Mol. weight213.24

Details

U-0714IN STOCK

Urapidil Impurity 9

CAS #NA

Mol. formulaC20H29N5O4

Mol. weight403.48

Details

U-0715BACK ORDER

Urapidil Impurity 10

CAS #NA

Mol. formulaC₁₅H₂₅N₃O₂

Mol. weight279.38

Details

U-0716BACK ORDER

N-Nitroso Urapidil Impurity 1

CAS #NA

Mol. formulaC₉H₁₃ClN₄O₃

Mol. weight260.68

Details

U-0717IN STOCK

Urapidil

CAS #34661-75-1

Mol. formulaC₂₀H₂₉N₅O₃

Mol. weight387.48

Details

U-0718BACK ORDER

Urapidil Impurity 12

CAS #6972-27-6

Mol. formulaC₆H₇ClN₂O₂

Mol. weight174.58

Details

U-0719BACK ORDER

Urapidil Impurity 13

CAS #63959-47-7

Mol. formulaC₆H₉N₃O₂

Mol. weight155.16

Details

U-072BACK ORDER

Urapidil-d6

CAS #34661-75-1 (non-labelled)

Mol. formulaC20H23N5O3D6

Mol. weight393.52

Details

U-0720BACK ORDER

5-Methylurapidil

CAS #34661-85-3

Mol. formulaC₂₁H₃₁N₅O₃

Mol. weight401.51

Details

U-0721BACK ORDER

Urapidil Impurity 14 HCl

CAS #NA

Mol. formulaC₁₅H₂₄ClN₃O. HCl

Mol. weight297.83 36.46

Details

U-0722BACK ORDER

Urapidil Impurity 15

CAS #NA

Mol. formulaC₂₆H₃₉N₅O₂

Mol. weight453.63

Details

U-0723BACK ORDER

Urapidil Impurity 16

CAS #NA

Mol. formulaC₂₂H₃₂N₄O₂

Mol. weight384.52

Details

U-0724IN STOCK

Urapidil Impurity 17 DiHCl

CAS #NA

Mol. formulaC₁₁H₁₇ClN₂O. 2 HCl

Mol. weight228.72 2*36.46

Details

U-0725IN STOCK

Urapidil Impurity 18 DiHCl

CAS #NA

Mol. formulaC₁₈H₂₅N₃O₂. 2 HCl

Mol. weight315.42 2*36.46

Details

U-0726BACK ORDER

Urapidil Impurity 19

CAS #31737-09-4

Mol. formulaC₅H₅ClN₂O₂

Mol. weight160.56

Details

U-0727BACK ORDER

Urapidil Impurity 20

CAS #2287518-97-0

Mol. formulaC₉H₁₅N₃O₃

Mol. weight213.24

Details

U-0729BACK ORDER

N-Nitroso Urapidil

CAS #NA

Mol. formulaC₂₀H₂₈N₆O₄

Mol. weight416.48

Details

U-073IN STOCK

Urapidil-d8

CAS #NA

Mol. formulaC₂₀H₂₁D₈N₅O₃

Mol. weight395.53

Details

U-0730BACK ORDER

Urapidil Impurity 23

CAS #NA

Mol. formulaC₁₉H₂₆BrN₅O₂

Mol. weight436.35

Details

U-0731BACK ORDER

Urapidil Impurity 24

CAS #34661-77-3

Mol. formulaC₂₁H₃₁N₅O₄

Mol. weight417.51

Details

U-0732BACK ORDER

Urapidil Impurity 25

CAS #1703052-28-1

Mol. formulaC₂₀H₂₉N₅O₄

Mol. weight403.48

Details

U-0733BACK ORDER

Urapidil Impurity 26

CAS #40226-15-1

Mol. formulaC₆H₁₆N₂O

Mol. weight132.21

Details

U-0734BACK ORDER

Urapidil Impurity 27 DiHCl

CAS #140456-02-6

Mol. formulaC₆H₁₅ClN₂. 2HCl

Mol. weight150.65 2*36.46

Details

U-0735BACK ORDER

Urapidil Impurity 28 HCl

CAS #1081534-21-5

Mol. formulaC₆H₁₃Cl₂N. HCl

Mol. weight170.08 36.46

Details

U-0736BACK ORDER

Urapidil Impurity 29 HCl

CAS #NA

Mol. formulaC₉H₁₈ClN₃O₂. HCl

Mol. weight235.71 36.46

Details

U-0737BACK ORDER

Urapidil Impurity 30

CAS #13300-33-9

Mol. formulaC₈H₁₃N₃O₃

Mol. weight199.21

Details

U-0738BACK ORDER

Urapidil Impurity 31

CAS #NA

Mol. formulaC₈H₁₃N₃O₂

Mol. weight183.21

Details

U-0739INQUIRE FURTHER

Urapidil Impurity 32

CAS #2568071-92-9

Mol. formulaC₂₁H₂₉N₅O₅

Mol. weight431.49

Details

U-074IN STOCK

Urapidil Impurity 1

CAS #34654-81-4

Mol. formulaC₉H₁₄ClN₃O₂

Mol. weight231.68

Details

U-0740IN STOCK

N-Nitroso Urapidil Impurity 6

CAS #2219339-64-5

Mol. formulaC₁₁H₁₅N₃O₂

Mol. weight221.26

Details

U-0741INQUIRE FURTHER

Urapidil Impurity 33

CAS #NA

Mol. formulaC₆H₈N₄O₂

Mol. weight168.16

Details

U-0742BACK ORDER

Urapidil Impurity 34

CAS #NA

Mol. formulaC₂₀H₂₉N₅O₅

Mol. weight419.48

Details

U-0743BACK ORDER

Urapidil Impurity 35

CAS #2468009-96-1

Mol. formulaC₁₀H₁₀N₄O₅

Mol. weight266.21

Details

Can’t find what you are looking for?

Custom synthesis is our core capability. Send us the structure or CAS number and we’ll respond with feasibility, lead time and pricing.

Request custom synthesis