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Alfa Chemistry, a global Contract Research Organization (CRO) specializing in organic chemistry, material chemistry, and medicinal chemistry, is ISO 9001:2015 certified. Alfa Chemistry provides building blocks, research chemicals, reagents, catalysts, and reference materials. We offer more than 80,000 products, custom synthesis, and analytical services. Our products can be searched through the search bar on our website.
Upon receiving customers' purchase orders, the in-stock products are ready to be shipped within 3-5 business days. We also provide custom synthesis services for products not listed in our catalog. Our trained chemists are dedicated to working on custom projects designed specifically for the needs of each client. The custom synthesis products and corresponding analytical data will be prepared within a reasonable time frame. Our aim is always to provide efficient service and cost-efficient products.
Alfa Chemistry's customers are pharmaceutical and biotechnology companies, including Pfizer, Novartis, Merck & Co., Johnson & Johnson, AstraZeneca, and Bayer. Alfa Chemistry is also a preferred partner for many universities and non-profit institutes.
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| Product Name | MF | CAS | Details |
|---|
| Carboxyrhodamine110-PEG4-alkyne | C32H33N3O8 | 2055103-66-5 | Details |
| Sulfo-Cy3-Tetrazine | C41H47N7O10S3 | 2055138-86-6 | Details |
| Sulfo Cy3.5 Carboxylicacids(ethyl) | C39H42N2O14S4 | 1284240-77-2 | Details |
| Cy7 Carboxylicacids | C37H45ClN2O2 | 1628790-40-8 | Details |
| N-methyl-N'-methyl-O-(m-PEG4)-O'-(azide-PEG4)-Cy5 | C46H68ClN5O10 | 2107273-56-1 | Details |
| TAMRAamine,5-isomer | C31H37ClN4O4 | 2158336-48-0 | Details |
| 5(6)-TAMRA | 2C25H23N2O5.2Cl | 150347-56-1 | Details |
| Cy3 Carboxylicacids | C30H37ClN2O2 | 1251915-29-3 | Details |
| Cy5.5 carboxylicacid | C40H42N2O2 | 1449612-07-0 | Details |
| Cy5.5 Carboxylicacids | C40H43N2O2+ | 1449661-34-0 | Details |
| Dy-560 NHS ester | C37H44N4O10S2 | 178623-13-7 | Details |
| Cyanine5 NHS ester | C36H42ClN3O4 | 1032678-42-4 | Details |
| Sulfo Cy3 Carboxylic acids(methyl) | C30H36N2O8S2 | 1121756-11-3 | Details |
| Sulfo-Cy5 carboxylic acid | C32H38N2O8S2 | 1121756-16-8 | Details |
| Cy5 alkyne | C35H42ClN3O | 1223357-57-0 | Details |
| N-(m-PEG4)-N'-(azide-PEG4)-Cy7 | C46H66ClN5O8 | 2107273-40-3 | Details |
| N,N'-bis-(azide-PEG3)-Cy5 | C41H57ClN8O6 | 2107273-46-9 | Details |
| N-methyl-N'-methyl-O-(m-PEG4)-O'-(propargyl-PEG4)-Cy5 | C47H67ClN2O10 | 2107273-50-5 | Details |
| N-(m-PEG4)-N'-(m-PEG4)-O-(m-PEG4)-O'-(propargyl-PEG4)-Cy5 | C63H99ClN2O18 | 2107273-54-9 | Details |
| N-(m-PEG4)-N'-(m-PEG4)-O-(m-PEG4)-O'-(azide-PEG4)-Cy5 | C62H100ClN5O18 | 2107273-58-3 | Details |
| N-methyl-N'-methyl-O-(m-PEG4)-O'-(propargyl-PEG4)-Cy3 | C45H65ClN2O10 | 2107273-62-9 | Details |
| N-(m-PEG4)-N'-(DBCO-PEG4)-Cy5 | C63H79ClN4O10 | 2107273-76-5 | Details |
| 5-ROX | C33H30N2O5 | 216699-35-3 | Details |
| Sulfo-Cy7-SE | C39H45N3O10S2 | 477908-53-5 | Details |
| Allyl-Cy5 | C38H49N3O8S2 | 925915-11-3 | Details |
| Cy3 NHS Ester potassiumsalt(1:1) | C35H42KN3O10S2 | 945529-56-6 | Details |
| 5(6)-TAMRA,SE | C29H25N307 | 246256-50-8 | Details |
| Carboxy rhodamine110-PEG3-Azide | 1536327-95-3 | Details |
| ROX NHS ester,5-isomer | C37H33N3O7 | 344402-35-3 | Details |
| Azido-ROX | C48H49N7O10 | 1048022-18-9 | Details |
| Rhodamine101innersalt | C32H30N2O3 | 41175-43-3 | Details |
| Sulforhodamine 101 | C31H30N2O7S2 | 60311-02-6 | Details |
| Rhodamine 123 | C21H17ClN2O3 | 62669-70-9 | Details |
| Sulforhodamine Bacidchloride | C27H29ClN2O6S2 | 62796-29-6 | Details |
| Rhodamine 101 | C32H31ClN2O3 | 64339-18-0 | Details |
| Sulfo-Cy5-N3 | C35H44N6O7S2 | 1481447-40-8 | Details |
| Azido-R6G | C42H45N7O10 | 1144503-47-8 | Details |
| Lissamine Rhodamine Bsulfonamide-dPEG4-acid(Chloride) | C38H52ClN3O12S2 | 1334177-85-3 | Details |
| TAMRA-Azide-PEG-Biotin | 1797415-74-7 | Details |
| 6-Carboxy rhodamine 6G hydrochloride | C27H27ClN2O5 | 180144-68-7 | Details |
| 5-Carboxy rhodamine 6G | C27H27ClN2O5 | 180144-69-8 | Details |
| TAMRA-PEG4-acid | 1909223-02-4 | Details |
| SulfoCy5.5Carboxylicacids(ethyl) | C41H44N2O14S4 | 210892-23-2 | Details |
| 5(6)-ROX | C33H30N2O5 | 198978-94-8 | Details |
| 5-Carboxyrhodamine6G,succinimidylester | C31H29N3O7 | 209112-21-0 | Details |
| 1,4dichloro6-Carboxytetramethylrhodamine | C25H20Cl2N2O5 | 407581-83-3 | Details |
| 5-TAMRA | C25H22N2O5 | 91809-66-4 | Details |
| Azido-Alexa488 | C36H33N7O16S2 | 924660-15-1 | Details |
| Allyl-R6G | C32H35N3O5 | 925915-07-7 | Details |
| Allyl-ROX | C38H39N3O5 | 925915-09-9 | Details |
| Texas Red | C31H29ClN2O6S2 | 934482-80-1 | Details |
| TAMR Aalkyne,5-isomer | C28H25N3O4 | 945928-17-6 | Details |
| 5(6)-Carboxytetramethylrhodamine | C50H46Cl2N4O10 | 98181-63-6 | Details |
| 6-Carboxytetramethylrhodamine-PEG3-Azide(6-TAMRA-PEG3-Azide) | C33H38N6O7 | 1380486-02-1 | Details |
| 1,4dichloro5-Carboxytetramethyl rhodamine | C25H20Cl2N2O5 | 198546-47-3 | Details |
| Cyanine5.5 NHS ester | C44H46ClN3O4 | 1469277-96-0 | Details |
| N-(hydroxy-PEG2)-N'-(propargyl-PEG4)-Cy5 | C42H57ClN2O7 | 2107273-06-1 | Details |
| Sulfo-Cy3-YNE | C34H42N3O7S2+ | 1010386-62-5 | Details |
| N,N'-bis-(azide-PEG3)-chlorocyclohexenylCy7 | C46H62Cl2N8O6 | 2107273-84-5 | Details |
| 4-Chloromethylstilbene, predominantly trans | C15H13Cl | 150253-59-1 | Details |
| 2-Bromothiophene | C4H3BrS | 1003-09-4 | Details |
| 2,5-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene | C16H26B2O4S | 175361-81-6 | Details |
| trans-2,6-Difluorocinnamic acid | C9H6F2O2 | 102082-89-3 | Details |
| 3-Methoxythiophene | C5H6OS | 17573-92-1 | Details |
| Sulfo Cy3 Carboxylicacids(ethyl) | C31H38N2O8S2 | 146368-13-0 | Details |
| Cy5.5 alkyne | C43H46ClN3O | 1628790-37-3 | Details |
| TAMR Aalkyne,6-isomer | C28H25N3O4 | 1352649-44-5 | Details |
| TAMRA-C6-Acid | 2183473-11-0 | Details |
| TAMRA-C6-NHSester | 2183473-12-1 | Details |
| TAMRAazide,5-isomer | C28H28N6O4 | 825651-66-9 | Details |
| Lissamine Rhodamine Bsulfonamide-dPEG4-acid(InnerSalt) | C38H51N3O12S2 | 960215-51-4 | Details |
| TAMR A-PEG4-Alkyne | C36H41N3O8 | 1225057-68-0 | Details |
| TAMR A-PEG3-Azide | C33H38N6O7 | 1228100-59-1 | Details |
| TAMRA-PEG4-DBCO | C54H57N5O10 | 1895849-41-8 | Details |
| 2-Bromo-3-methylthiophene | C5H5BrS | 14282-76-9 | Details |
| 2-Bromo-3-butylthiophene | C8H11BrS | 145543-82-4 | Details |
| Pizotifen | C19H21NS | 15574-96-6 | Details |
| N-(azide-PEG3)-N'-(Mal-PEG4)-Cy5 | C50H68ClN7O10 | 2107273-74-3 | Details |
| N-(azide-PEG3)-N'-(Amine-C3-PEG4)-Cy5 | C47H70ClN7O8 | 2107273-70-9 | Details |
| 6-Carboxy rhodamine 6G Succinimidyl Ester | C33H34ClN3O7 | 216699-37-5 | Details |
| Sulfo Cy7 Carboxylicacids(ethyl) | C35H42N2O8S2 | 943298-08-6 | Details |
| Cy5 COOH Potassium Salt(1:1) | C33H39KN2O8S2 | 449175-58-0 | Details |
| 4-Methyl-2-thiopheneboronic Acid | C5H7BO2S | 162607-15-0 | Details |
| 5-Methylthiophene-2-boronic acid | C5H7BO2S | 162607-20-7 | Details |
| Sulfo-Cy3 DBCO | C50H54N4O11S3 | 1782950-79-1 | Details |
| Sulfo-Cy5-Tetrazine | C43H49N7O10S3 | 1801695-57-7 | Details |
| Sulfo-Cy5-Methyltetrazine | C44H51N7O10S3 | 1801924-46-8 | Details |
| DiSulfo-Cy3alkyne | C33H40N3NaO7S2 | 2055138-88-8 | Details |
| Trisulfo-Cy5-Alkyne | C37H45N3O10S3 | 2055138-90-2 | Details |
| N-(Ac-PEG3)-N'-(azide-PEG3)-Cy7 | C43H58ClN5O7 | 2107273-00-5 | Details |
| N,N'-bis-(propargyl-PEG4)-Cy5 | C47H63ClN2O8 | 2107273-08-3 | Details |
| N-(azide-PEG4)-3,3-Dimethyl-3H-indole-N'-(m-PEG3)-BenzothiazoleCy5 | C39H54ClN5O7S | 2107273-88-9 | Details |
| N-(hydroxy-PEG2)-N'-(azide-PEG3)-Cy5 | C39H54ClN5O6 | 2226235-96-5 | Details |
| Cy2 Carboxylic acids | C25H26N2O4 | 260430-02-2 | Details |
| 3,4-Ethylenedioxythiophene-2,5-dicarboxylic Acid | C8H6O6S | 18361-03-0 | Details |
| 2-Hexylthiophene | C10H16S | 18794-77-9 | Details |
| 5-Acetyl-2-thienylboronic acid | C6H7BO3S | 206551-43-1 | Details |
| 4,5-Dihydro-3(2H)-thiophenone | C4H6OS | 1003-04-9 | Details |
| N-tert-Butyl-2-thiophenesulfonamide | C8H13NO2S2 | 100342-30-1 | Details |
| 4-Dibenzothienylboronicacid | C12H9BO2S | 108847-20-7 | Details |
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