(S)-2-((4-(Trifluoromethyl)phenoxy)methyl)oxirane

(S)-2-((4-(Trifluoromethyl)phenoxy)methyl)oxirane

CAS：256372-58-4 Spec：26kg/bag

Product Introduction: (S) -2- ((4- (trifluoromethyl) phenoxy) methyl) epoxyethane is a chiral epoxy pharmaceutical intermediate. It usually appears as a colorless to pale yellow transparent liquid or low melting point solid, containing one chiral center and one epoxy functional group. It is a key building block for synthesizing various chiral drugs.

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Ethyl 2-(4-(chlorosulfonyl)-2-methylphenoxy)acetate

Ethyl 2-(4-(chlorosulfonyl)-2-methylphenoxy)acetate

CAS：91427-62-2 Spec：26kg/drum

Product Introduction: Ethyl 2- (4- (chlorosulfonyl) -2-methylphenoxy) acetate is a sulfonyl chloride pharmaceutical intermediate, which appears as white to off white crystals or powders and contains active sulfonyl chloride functional groups. It easily reacts with nucleophilic reagents such as amines and alcohols and is a key intermediate for the synthesis of sulfonamide and glycoside drugs.

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4,5,6-Trichloropyrimidine

4,5,6-Trichloropyrimidine

CAS：1780-27-4 Spec：27kg/bag

Product Introduction: 4,5,6-trichloropyrimidine is a chlorinated heterocyclic pharmaceutical/pesticide intermediate, with a white to off white crystalline powder appearance. The three chlorine atoms in the molecule are active and can be selectively substituted by various nucleophiles (amines, alcohols, thiols). It is the core skeleton for synthesizing pyrimidine derived drugs.

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tert-Butyl 2-(2-(2-aminoethoxy)ethoxy)ethylcarbamate

tert-Butyl 2-(2-(2-aminoethoxy)ethoxy)ethylcarbamate

CAS：153086-78-3 Spec：27kg/drum

Product Introduction: 2- (2- (2-aminoethoxy) ethoxy) ethylaminoformate tert butyl ester (Boc-NH-PEG3-CH2CH2NH2) is a bifunctional polyethylene glycol (PEG) pharmaceutical intermediate protected by Boc. It usually appears as a colorless to light yellow transparent liquid or viscous substance, containing free amino groups and Boc protected amino groups, and is soluble in both water and oil.

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L-Prolinamide

L-Prolinamide

CAS：7531-52-4 Spec：28kg/bag

Product Introduction: L-Prolinamide is a chiral amino acid amide pharmaceutical intermediate. It appears as a white to off white crystalline powder and is the amidation product of L-proline. It contains a chiral center and is a commonly used building block for chiral catalysis and peptide synthesis.

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4-Chloropyrrolo[2,3-d]pyrimidine

4-Chloropyrrolo[2,3-d]pyrimidine

CAS：3680-69-1 Spec：28kg/drum

Product Introduction: 4-chloropyrrolo [2,3-d] pyrimidine is a chlorinated bicyclic heterocyclic pharmaceutical intermediate with a white to pale yellow powder appearance. The C-4 chlorine atom is active and easily replaced by nucleophiles such as amines, alcohols, and thiols. It is a key skeleton for the synthesis of purine/pyrrolo pyrimidine targeted drugs (such as JAK inhibitors).

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(S)-4-(3-(Benzylthio)phenyl)-6,8-dichloro-2-methyl-1,2,3,4-tetrahydroisoquinoline hydrochloride

(S)-4-(3-(Benzylthio)phenyl)-6,8-dichloro-2-methyl-1,2,3,4-tetrahydroisoquinoline hydrochloride

CAS：2322360-87-0 Spec：29kg/bag

Product Introduction: (S) -4- (3- (benzylthio) phenyl) -6,8-dichloro-2-methyl-1,2,3,4-tetrahydroisoquinoline hydrochloride is a highly complex pharmaceutical intermediate with multiple chiral centers. It appears as a white to pale yellow powder and is a key chiral block for the synthesis of certain novel targeted anti-tumor drugs or cardiovascular drugs.

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5-Chloro-4-(trifluoromethyl)pyridin-2-amine hydrochloride

5-Chloro-4-(trifluoromethyl)pyridin-2-amine hydrochloride

CAS：1095824-77-3 Spec：29kg/drum

Product Introduction: 5-Chloro-4- (trifluoromethyl) pyridine-2-amine hydrochloride is a fluorine-containing chloropyridine pharmaceutical/pesticide intermediate. It appears as a white to off white crystalline powder and contains active amino groups and chlorine atoms. It can undergo further reactions such as diazotization, coupling, and substitution, and is a key building block for the synthesis of various fluoropyridine drugs and pesticides.

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6-Amino-5-chloropyrimidine-4-carboxylic acid

6-Amino-5-chloropyrimidine-4-carboxylic acid

CAS：914916-98-6 Spec：30kg/bag

Product Introduction: 6-Amino-5-chloropyrimidine-4-carboxylic acid is a pharmaceutical intermediate of the amino chloropyrimidine carboxylic acid class. It appears as a light yellow to off white powder and contains three derivatizable functional groups: carboxyl, amino, and active chlorine atoms. It is a multifunctional skeleton for synthesizing pyrimidine targeted drugs.

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