Algunos fragmentos que modifican la estructura activa de las moléculas de fármaco pueden instalarse en el esqueleto de la molécula de fármaco como piezas mecánicas para mejorar la actividad del fármaco y reducir los efectos secundarios.
2-Chloro-1-methylpyridinium p-toluenosulfonate
CAS RN
7403-46-5
Appearance
White to almost white crystals
Purity
98% HPLC
4-(TRIFLUOROMETHYL)BENZOIC ANHYDRIDE
CAS RN
25753-16-6
Appearance
Off-white to white crystalline powder
Purity
≥98.0% GC
5,7-Dichloropyrazolo[1,5-a]pyrimidine
CAS RN
57489-77-7
Appearance
Pale yellow to white solid powder
Purity
98% HPLC
Di-tert-butyl N,N-diethylphosphoramidite
CAS RN
117924-33-1
Appearance
Yellow liquid
Purity
98% GC
METHYL 1-BENZYL-4-OXOPYRROLIDINE-3-CARBOXYLATE
CAS RN
329956-53-8
Appearance
Pale yellow viscous liquid
Purity
>95% HNMR
Methyl 1-methylpiperidine-4-carboxylate
CAS RN
1690-75-1
Appearance
Light yellow liquid
Purity
98% GC
CAS RN
101385-93-7
Appearance
White to off white powder
Purity
99% GC
(S)-2-(tert-butoxycarbonyl)pent-4-enoic acid...
CAS RN
221352-64-3
Appearance
White to off white solid
Purity
>97%
2,6-Dihydro-4H-pyrrolo[3,4-c]pyrazole-5-carboxylic acid...
CAS RN
1280210-79-8
Appearance
Light yellow to yellow powder
Purity
≥98% HPLC
2-(3-CHLOROPROPYL)-2,5,5-TRIMETHYL-[1,3]-DIOXANE
CAS RN
88128-57-8
Appearance
Purity
≥98%
2-(bis(2-hydroxyethyl)amino)acetic acid
CAS RN
150-25-4
Appearance
Off white solid
Purity
2-Amino-1,3-thiazole-4-carboxylate
CAS RN
118452-04-3
Appearance
Off yellow to white powder
Purity
98% HPLC
2-Aminoethanesulphonamide monohydrochloride
CAS RN
89756-60-5
Appearance
White crystalline powder
Purity
97%-102%(T)
2-Bromo-1,3,5-triisopropylbenzene
CAS RN
21524-34-5
Appearance
Colorless to yellowish liquid
Purity
97% GC
2-Bromo-5-fluoropyridine 1-oxide
CAS RN
935534-39-7
Appearance
Light yellow to almost white solid
Purity
≥98.0%
2-Chloroethylamine hydrochloride
CAS RN
870-24-6
Appearance
Off white to white crystals
Purity
98%-101%
CAS RN
931-19-1
Appearance
White to brown solid or colorless to brown liquid
Purity
≥97% HPLC
3,8,11-Trioxa-5-azatridecan-13-oic acid
CAS RN
108466-89-3
Appearance
Off white to white solid powder
Purity
98% HPLC
3-(tert-Butoxycarbonylamino)propyl bromide
CAS RN
83948-53-2
Appearance
White to off-white powder
Purity
≥98.0% GC
CAS RN
2353-44-8
Appearance
Blue solid
Purity
HNMR qualified
3-Chlor-Benzamidine hydrochloride
CAS RN
24095-60-1
Appearance
White crystalline powder
Purity
98% HPLC
4-Hydroxy-6-(trifluoromethyl)pyrimidine
CAS RN
1546-78-7
Appearance
White solid
Purity
>98% HPLC
6-Chloropyrimidine-2,4-diamine
CAS RN
156-83-2
Appearance
Off white solid powder
Purity
98%
CAS RN
17696-11-6
Appearance
Pale yellow to off white solid or transparent liquid
Purity
>97.0%(GC)
CAS RN
144564-95-4
Appearance
White to off white powder
Purity
98% HPLC
Ethyl N-Boc-piperidine-4-carboxylate
CAS RN
142851-03-4
Appearance
Light yellow liquid
Purity
97% GC
CAS RN
172089-14-4
Appearance
Colorless to light yellow or orange oily substance
Purity
≥98% HPLC
N,N'-Bis(tert-butoxycarbonyl)guanidine
CAS RN
154476-57-0
Appearance
White powder
Purity
98% HPLC
N-(2-Aminoethyl)maleimid trifluoroacetate salt
CAS RN
146474-00-2
Appearance
Off white solid
Purity
95% HPLC
N-(TERT-BUTYL)-2-CHLOROACETAMIDE
CAS RN
15678-99-6
Appearance
White to almost white crystalline powder
Purity
≥98% HPLC
CAS RN
142356-33-0
Appearance
Colorless to light yellow transparent liquid
Purity
≥97% GC
N-Boc-N-methoxy-3-aminopropionic acid
CAS RN
172299-81-9
Appearance
Colorless Transparent Liquid
Purity
98% HNMR
N-Cbz-piperidine-2-carboxylic acid
CAS RN
84358-13-4
Appearance
White crystalline powder
Purity
98% HPLC
N-Cbz-piperidine-2-carboxylic acid
CAS RN
84358-13-4
Appearance
White crystalline powder
Purity
98% HPLC
palmitic acid N-succinimide ester
CAS RN
14464-31-4
Appearance
White solid
Purity
Conform to the nuclear magnetic spectrum
Tetraisopropylazodicarboxamide
CAS RN
155877-06-8
Appearance
Yellow solid
Purity
99%HPLC
CAS RN
108-75-8
Appearance
Colorless to yellowish transparent liquid
Purity
>98%(GC)
2-Amidinopyrimidine hydrochloride
CAS RN
138588-40-6
Appearance
Yellow green solid
Purity
98%HPLC
CAS RN
773-64-8
Appearance
White crystalline powder
Purity
98% HPLC
2-Methylpropylhydrazine hydrochloride
CAS RN
237064-47-0
Appearance
White solid
Purity
98%-103% T
3-Fluorobenzamidine hydrochloride
CAS RN
75207-72-6
Appearance
White powder
Purity
98% HPLC
3-Hydroxypyrrolidine hydrochloride
CAS RN
86070-82-8
Appearance
Off white solid
Purity
≥97%
4-Chlorobenzene-1-carboximidamide hydrochloride
CAS RN
14401-51-5
Appearance
White crystal
Purity
98%HPLC
CAS RN
14273-92-8
Appearance
Colorless Transparent Liquid
Purity
97.4% GC
Terephthalimidamidedihydrochloride
CAS RN
14401-56-0
Appearance
Off white to white solid powder
Purity
>98% HPLC
CAS RN
16066-84-5
Appearance
Transparent liquid or white crystal
Purity
>98.0%(GC)
CAS RN
3321-64-0
Appearance
Light yellow to white flaky solid
Purity
>98.0% qNMR
2,4,6-Triphenylpyrylium tetrafluoroborate
CAS RN
448-61-3
Appearance
Yellow powder
Purity
98% HPLC
O-(2,4-dinitrophenyl)hydroxylamine
CAS RN
33543-55-4
Appearance
White to off white solid
Purity
99% HPLC
1-(4-(methylamino)phenyl)ethanone
CAS RN
17687-47-7
Appearance
Pale yellow powder
Purity
97% HPLC
1-(4-nitrophenyl)sulfonylpiperidin-4-one
CAS RN
924869-20-5
Appearance
Pale yellow solid
Purity
>98%(HPLC)
2-acetamido-3-(3-bromophenyl)propanoic acid
CAS RN
1266723-48-1
Appearance
White solid
Purity
99% HPLC
1-Ethyl-3-methylimidazolium P-toluenesulfonate
CAS RN
328090-25-1
Appearance
Off white to white powder
Purity
98%AT
[(TERT-BUTOXY)CARBONYL]AMINO 2,2-DIMETHYLPROPANOATE
CAS RN
35657-40-0
Appearance
White solid
Purity
>98% HNMR
(R)-4-bebzyloxymethyl-2,2-dimethyl-1,3-dioxolane
CAS RN
14347-83-2
Appearance
Pale yellow to colorless liquid
Purity
98% HPLC
1-(Tert-butoxycarbonyl)-2-pyrrolidinone
CAS RN
85909-08-6
Appearance
Yellowish to colorless solid crystal
Purity
≥98%
CAS RN
1445-73-4
Appearance
Transparent yellow to orange liquid
Purity
>98% GC
1-N-ethoxycarbonyl-3-pyrrolidone
CAS RN
14891-10-2
Appearance
Pale yellow to colorless transparent liquid
Purity
≥98%
1-pyridin-2-ylmethylpiperazine hydrochloride
CAS RN
1185319-46-3
Appearance
Pale yellow solid powder
Purity
99,70%
2,2-dimethyl-N-(4-oxo-1,7-dihydropyrrolo[2,3-d]pyrimidin-2-y...
CAS RN
137281-08-4
Appearance
Yellowish brown solid powder
Purity
>95.0%(HPLC)
2,4,6-trimethylbenzenesulfonyl hydrazide
CAS RN
16182-15-3
Appearance
White off white crystalline powder
Purity
97%AT
2,6-Dichloro-4-(trifluoromethyl)aniline
CAS RN
24279-39-8
Appearance
Off white solid to yellowish liquid
Purity
99%HPLC
2-Azido-1,3-dimethylimidazolinium Hexafluorophosphate
CAS RN
1266134-54-6
Appearance
White crystalline powder
Purity
98% HPLC
2-Methyl-1-(4-methylphenyl)sulfonylimidazole
CAS RN
86181-71-7
Appearance
White crystalline powder
Purity
98%HPLC
3,5-dimethylpyrazole-1-carboxamidine
CAS RN
22906-75-8
Appearance
Light pink to almost white powder
Purity
≥98% HPLC
4-Nitrobenzamidine, hydrochloride
CAS RN
15723-90-7
Appearance
Pale yellow crystalline powder
Purity
98%HPLC
DL-2-amino-3-phenylpropan-1-ol
CAS RN
16088-07-6
Appearance
White solid powder
Purity
99.6% HPLC
Ethyl (hydroxyimino)cyanoacetate potassium salt
CAS RN
158014-03-0
Appearance
Yellow powdery solid
Purity
98.6% HPLC
CAS RN
156-41-2
Appearance
Transparent almost colorless liquid
Purity
>97% T
CAS RN
1452-77-3
Appearance
White crystalline powder
Purity
>98% HPLC
β-Alanine,N-[(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)acetyl]-b...
CAS RN
1954756-80-9
Appearance
Off-white to white solid
Purity
>98% HPLC
1-(4-methoxybenzyl)hydrazine dihydrochloride
CAS RN
412327-07-2
Appearance
Off white to yellowish solid powder
Purity
97% HPLC
1-BUTYL-3-METHYLIMIDAZOLIUM DICYANAMIDE
CAS RN
448245-52-1
Appearance
Off white to yellowish liquid
Purity
97% NMR
O-(4-Nitrobenzyl)hydroxylamine hydrochloride
CAS RN
2086-26-2
Appearance
Off white to yellowish crystalline powder
Purity
98% HPLC
1-Boc-4-[methoxy(methyl)carbamoyl]piperidine
CAS RN
139290-70-3
Appearance
White solid
Purity
98.7% HPLC
1-{[(p-nitrobenzyl)oxy]carbonyl}-1H-benzotriazole
CAS RN
86832-06-6
Appearance
Off white to white powder
Purity
98% HPLC
CAS RN
1001067-09-9
Appearance
White to off white solid powder
Purity
98.0% HPLC/T
2-amino-N-benzylacetamide hydrochloride
CAS RN
20432-97-7
Appearance
White crystalline powder
Purity
98-103% T
4-cyclohexyl-piperazine-1-carboxylic acid tert-butyl ester
CAS RN
1224935-95-8
Appearance
White powder
Purity
97% HPLC
N-(4-Chloro-7H-pyrrolo[2,3-d]pyrimidin-2-yl)-2,2-dimethylpro...
CAS RN
149765-15-1
Appearance
Powder grey crystalline powder
Purity
>98 HPLC
O-Acetyl-N-tert-butylhydroxylamine Hydrochloride
CAS RN
851074-40-3
Appearance
White crystalline powder
Purity
98%-103%(T); 97% HPLC
CAS RN
26690-80-2
Appearance
Colorless Transparent Liquid
Purity
96% GC
Methyl Pentafluorophenyl Carbonate
CAS RN
36919-03-6
Appearance
White crystalline solid or colorless liquid
Purity
98%HPLC
CAS RN
121492-06-6
Appearance
colorless liquid
Purity
>98% GC, HNMR
CAS RN
116574-71-1
Appearance
White to almost white crystalline powder
Purity
97% HPLC
2-Bromopyridine-5-carbaldehyde
CAS RN
149806-06-4
Appearance
Off white to yellow powder
Purity
98% HPLC
2-Fluoro-5-[(3-oxo-1(3H)-isobenzofuranylidene)methyl]-benzon...
CAS RN
763114-25-6
Appearance
Yellow to white powder
Purity
>98% HPLC
3-(TRIFLUOROMETHYL)PYRAZOLE-4-CARBOXYLIC ACID ETHYL ESTER
CAS RN
155377-19-8
Appearance
Pale yellow to yellow solid
Purity
98.0%(HPLC)
CAS RN
133975-85-6
Appearance
Colorless viscous liquid
Purity
>98%
DMEAD, Bis(2-methoxyethyl) diazene-1,2-dicarboxylate
CAS RN
940868-64-4
Appearance
Yellow Powder
Purity
≥98% HPLC
CAS RN
954-81-4
Appearance
White to off white solid
Purity
≥98% GC
N-Boc-Bn Tert-butyl n-(benzyloxy)carbamate
CAS RN
79722-21-7
Appearance
White to off white solid
Purity
98%HPLC
1-(6-Aminohexyl)-1H-pyrrole-2,5-dione 2,2,2-trifluoroacetate
CAS RN
731862-92-3
Appearance
White solid
Purity
99,70%
CAS RN
5415-94-1
Appearance
White solid powder
Purity
97% HNMR
2-Hydroxypyrimidine hydrochloride
CAS RN
38353-09-2
Appearance
Pale yellow powder
Purity
>98%(HPLC)
2-Methoxyphenylhydrazine hydrochloride
CAS RN
57396-67-5
Appearance
Off white to pink powder
Purity
≥98.0% HPLC
CAS RN
24807-55-4
Appearance
White to yellowish crystalline powder
Purity
98% HPLC
CAS RN
20872-93-9
Appearance
Off white to white solid powder
Purity
>98% HPLC
CAS RN
7689-50-1
Appearance
White crystalline powder
Purity
98%HPLC
O-Benzoyl-N-tert-butylhydroxylamine hydrochloride
CAS RN
66809-86-7
Appearance
Purity
98% HPLC
CAS RN
6627-89-0
Appearance
Colorless transparent liquid; 1.05 g/mL at 20 °C(lit.)
Purity
95%HPLC
CAS RN
21075-83-2
Appearance
Colorless to yellowish liquid
Purity
98%GC
11-Maleimidoundecanoic Acid Sulfo-N-Succinimidyl Ester
CAS RN
211236-68-9
Appearance
White to off white solid
Purity
>95% H-NMR
CAS RN
87276-51-5
Appearance
Off white to yellowish powder
Purity
>99.0%
4-Fluorophenylhydrazine hydrochloride
CAS RN
823-85-8
Appearance
White to off white solid
Purity
98%HPLC
CAS RN
89180-61-0
Appearance
Pale yellow to colorless transparent liquid
Purity
97% HPLC
Methyl 4-aminobutyrate hydrochloride
CAS RN
13031-60-2
Appearance
White solid
Purity
≥98%(AT)
N-(tert-Butoxycarbonyl)-1,2-phenylenediamine
CAS RN
146651-75-4
Appearance
Orange solid
Purity
98% HPLC
CAS RN
98968-72-0
Appearance
White to yellowish powder
Purity
98% GC
1-(benzyloxy)-4-[2-(cyclopropylmethoxy)ethyl]benzene
CAS RN
63659-15-4
Appearance
Purity
>97% T
1-(Tetrahydro-2H-pyran-2-yl)-1H-pyrazole
CAS RN
449758-17-2
Appearance
Colorless Transparent Liquid
Purity
>95% GC
2-Phthalimidoethane sulfonamide
CAS RN
4443-23-6
Appearance
Off white to white powder
Purity
97% HPLC
CAS RN
584-13-4
Appearance
White crystalline powder
Purity
98%HPLC
4-Chloro-3-pyridinesulfonamide
CAS RN
33263-43-3
Appearance
Light yellow or yellow solid
Purity
>97.0% HPLC
6-maleimidohexanoic acid pentafluorophenyl ester
CAS RN
692739-25-6
Appearance
White solid
Purity
99,60%
CAS RN
18704-37-5
Appearance
Off white or white crystals
Purity
98%HPLC
BEAZ Bis(2,2,2-trichloroethyl) azodicarboxylate
CAS RN
38857-88-4
Appearance
Yellow crystalline powder
Purity
≥98%HPLC
CAS RN
1670-14-0
Appearance
White crystalline powder
Purity
≥98.0% HPLC
DL-methyl-2-amino-2-cyclopropylacetate hydrochloride
CAS RN
535936-86-8
Appearance
White powder
Purity
Ethyl acetohydroxamate 50% in THF
CAS RN
10576-12-2
Appearance
Pale yellow to colorless transparent liquid
Purity
49%-51%
CAS RN
53386-64-4
Appearance
Pale yellow to colorless transparent liquid
Purity
98% GC
N-(Diphenylmethylene)glycine ethyl ester
CAS RN
69555-14-2
Appearance
Off white to white powder
Purity
98% HPLC
N-(tert-butoxycarbonyl)-2-methyl-1,3-diaminopropane
CAS RN
480452-05-9
Appearance
Colorless or light yellow liquid
Purity
98% GC
N-Boc-imino-(triphenyl)phosphorane
CAS RN
68014-21-1
Appearance
White crystal
Purity
98% HPLC
CAS RN
112257-19-9
Appearance
Pale yellow to colorless liquid
Purity
>98% GC, HNMR
CAS RN
22509-74-6
Appearance
Off white to white crystalline powder
Purity
97% HPLC
N-Isopropylhydroxylamine hydrochloride
CAS RN
50632-53-6
Appearance
White crystalline powder
Purity
97%AT
O-ButylhydroxylaMine Hydrochloride
CAS RN
4490-82-8
Appearance
White crystalline powder
Purity
98 %-103%(AT)
CAS RN
1460-02-2
Appearance
White crystalline powder
Purity
98% GC
2-Chloropyridine-5-carbaldehyde
CAS RN
23100-12-1
Appearance
Off white to white solid
Purity
98% HPLC
amino-hydroxyimino-acetic acid ethyl ester
CAS RN
1217428-98-2
Appearance
White solid
Purity
>98%
Ethyl2-chloropyrimidine-5-carboxylate
CAS RN
89793-12-4
Appearance
Off-white to white solid
Purity
>98% HPLC
CAS RN
85908-96-9
Appearance
Colorless to yellowish liquid or white crystal
Purity
>98% HPLC
Nalpha-Fmoc-L-lysine hydrochloride
CAS RN
139262-23-0
Appearance
Off white to white solid
Purity
98% HPLC
2-Chloro-N-methoxy-N-methylacetamide
CAS RN
67442-07-3
Appearance
White crystal powder to almost white crystal powder
Purity
>98% GC
CAS RN
1006-67-3
Appearance
Colorless to yellowish transparent liquid
Purity
GC>99%
6-Bromopyridine-2-carbaldehyde
CAS RN
34160-40-2
Appearance
Pale yellow powder
Purity
98%HPLC
CAS RN
3332-29-4
Appearance
White or yellowish crystals
Purity
98%-103(AT)
Ethyl iminobenzoate hydrochloride
CAS RN
5333-86-8
Appearance
White crystalline powder
Purity
98%HPLC
CAS RN
105496-31-9
Appearance
Off-white to white powder
Purity
≥98.0% HPLC
MPCN 4-Methoxy-2-oxo-1,2-dihydro-pyridine-3-carbonitrile
CAS RN
21642-98-8
Appearance
Pale yellow crystalline powder
Purity
≥99%HPLC
CAS RN
72648-80-7
Appearance
Light yellow to colorless transparent liquid or light yellow to white solid
Purity
98% GC
CAS RN
170384-29-9
Appearance
Off-white to white crystalline powder
Purity
≥98.0% GC
Si tiene alguna pregunta, no dude en contactarnos y le responderemos sinceramente.
Deja un mensaje
Gracias por visitarnos. Por favor, deje un mensaje y le responderemos por correo electrónico.