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.
(S)-2-(tert-butoxycarbonyl)pent-4-enoic acid...
CAS RN
221352-64-3
Appearance
White to off white solid
Purity
>97%
CAS RN
598-42-5
Appearance
White to off-white or pale yellow powder
Purity
4-(TRIFLUOROMETHYL)BENZOIC ANHYDRIDE
CAS RN
25753-16-6
Appearance
Off-white to white crystalline powder
Purity
≥98.0% GC
4-Hydroxy-6-(trifluoromethyl)pyrimidine
CAS RN
1546-78-7
Appearance
White solid
Purity
>98% HPLC
N-(2-Aminoethyl)maleimid trifluoroacetate salt
CAS RN
146474-00-2
Appearance
Off white solid
Purity
95% HPLC
N-Benzyl-N-(methoxymethyl)trimethylsilylmethylamine
CAS RN
93102-05-7
Appearance
Colorless to yellow liquid
Purity
≥80.0%
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
2-Chloro-1-methylpyridinium p-toluenosulfonate
CAS RN
7403-46-5
Appearance
White to almost white crystals
Purity
98% HPLC
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
O-(2,4-dinitrophenyl)hydroxylamine
CAS RN
33543-55-4
Appearance
White to off white solid
Purity
99% HPLC
5-Amino-3-(2-furyl)-1H-1,2,4-triazole
CAS RN
3663-61-4
Appearance
Off-white to white powder
Purity
≥98% HPLC
CAS RN
150629-67-7
Appearance
White to off white to pale yellow powder
Purity
≥99.0%
CAS RN
72080-83-2
Appearance
Off-white to white powder
Purity
≥98% HPLC
CAS RN
165454-06-8
Appearance
Colorless to pale yellow transparent liquid
Purity
≥98.0%
CAS RN
3378-72-1
Appearance
Colorless to pale yellow or orange transparent liquid
Purity
≥98.0%
Pyrrolidin-3-one hydrochloride
CAS RN
3760-52-9
Appearance
Off white powder
Purity
97% NMR
1,3-Di-Boc-2-(2-hydroxyethyl)guanidine
CAS RN
215050-11-6
Appearance
Off white to yellowish solid powder
Purity
96% HPLC
CAS RN
7583-53-1
Appearance
Colorless transparent to yellow liquid
Purity
98% GC
1-(4-nitrophenyl)sulfonylpiperidin-4-one
CAS RN
924869-20-5
Appearance
Pale yellow solid
Purity
>98%(HPLC)
2-(2-aminoethyl)isoindoline-1,3-dione hydrochloride
CAS RN
30250-67-0
Appearance
White to off white solid
Purity
>99%
4-Aminobenzamidine dihydrochloride
CAS RN
2498-50-2
Appearance
White powder
Purity
98%HPLC
CLMMB 4-Chloro-n-methoxy-n-methylbenzamide
CAS RN
122334-37-6
Appearance
Colorless Transparent Liquid
Purity
≥98%GC
1,4-Benzodioxane-2-carboxylic acid
CAS RN
3663-80-7
Appearance
White to off-white powder
Purity
≥98% GC
1-Boc-piperidine-2-carboxamide
CAS RN
388077-74-5
Appearance
White or almost white crystalline powder
Purity
97% GC
CAS RN
16064-24-7
Appearance
Off white to white solid powder
Purity
>98% HPLC
tert-Butyl (Mesitylsulfonyl) oxycarbaMate
CAS RN
36016-39-4
Appearance
White to off-white powder
Purity
≥98.0%
4-Bromophenylhydrazine hydrochloride
CAS RN
622-88-8
Appearance
White to off white solid
Purity
98%HPLC
N-(Benzyloxycarbonyl)-2-aminoacetonitrile
CAS RN
3589-41-1
Appearance
Pale yellow to white solid powder
Purity
98% HPLC
N-Boc-1h-pyrazole-1-carboxamidine
CAS RN
152120-61-1
Appearance
White crystal
Purity
98% HPLC
CAS RN
228244-04-0
Appearance
White to off white solid
Purity
98% HPLC
1,3-Di-boc-2-(trifluoromethylsulfonyl)guanidine
CAS RN
207857-15-6
Appearance
White powder
Purity
>95% HPLC
1-[4-(2-AZEPAN-1-YL-ETHOXY)-BENZYL]-5-BENZYLOXY-2-(4-BENZYLO...
CAS RN
198480-21-6
Appearance
Purity
≥98%
11-Maleimidoundecanoic Acid Sulfo-N-Succinimidyl Ester
CAS RN
211236-68-9
Appearance
White to off white solid
Purity
>95% H-NMR
CAS RN
108-75-8
Appearance
Colorless to yellowish transparent liquid
Purity
>98%(GC)
3-Fluorobenzamidine hydrochloride
CAS RN
75207-72-6
Appearance
White powder
Purity
98% HPLC
Glycine,N-(2-aminoethyl)-,ethyl ester chloride
CAS RN
24123-13-5
Appearance
Off white to white solid powder
Purity
>98% T
(5-Carboxypentyl)(triphenyl)phosphoniumbromide
CAS RN
50889-29-7
Appearance
White crystalline powder
Purity
>98% HPLC
Boc-S S-Boc-2-mercapto-4,6-dimethylpyrimidine
CAS RN
41840-28-2
Appearance
White powder
Purity
99% HPLC
Dimethyl 1,3-dihydro-3-oxoisobenzofuran-1-yl-1-phosphonate
CAS RN
61260-15-9
Appearance
White crystal or powder
Purity
98%HPLC
N-(Diphenylmethylene)glycine ethyl ester
CAS RN
69555-14-2
Appearance
Off white to white powder
Purity
98% HPLC
N-Benzyloxycarbonyl-1,2-diaminoethane hydrochloride
CAS RN
18807-71-1
Appearance
White powder
Purity
>98% HPLC
N-Succinimidyl 6-(3-Maleimidopropionamido) Hexanoate(SMPH...
CAS RN
367927-39-7
Appearance
Off white to white solid
Purity
>97%
Tert-Butyl (2-hydroxyethyl)(methyl)carbamate
CAS RN
57561-39-4
Appearance
colorless liquid
Purity
99% GC
CAS RN
1460-02-2
Appearance
White crystalline powder
Purity
98% GC
1-(1-ethoxyethyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-...
CAS RN
1029716-44-6
Appearance
White solid
Purity
99.8% HPLC
1-Boc-4-piperidyl Methacrylate
CAS RN
1229727-38-1
Appearance
White to light yellow solid or colorless to light yellow liquid
Purity
≥98% GC
1-tert-Butyl-3-ethylcarbodiiMide
CAS RN
1433-27-8
Appearance
Light yellow to colorless transparent liquid
Purity
≥98.0%
CAS RN
2127-03-9
Appearance
Off white to white crystalline powder
Purity
99%HPLC
2-Ethoxybenzamidine hydrochloride
CAS RN
18637-00-8
Appearance
White to off white powder
Purity
98% HPLC
2N Di-tert butyl dicarbonate in tetrahydrofuran
CAS RN
24424-99-5
Appearance
Colorless Transparent Liquid
Purity
2mol/L
4-Nitrobenzamidine, hydrochloride
CAS RN
15723-90-7
Appearance
Pale yellow crystalline powder
Purity
98%HPLC
N-(tert-Butoxycarbonyl)-1,2-phenylenediamine
CAS RN
146651-75-4
Appearance
Orange solid
Purity
98% HPLC
CAS RN
27988-97-2
Appearance
colorless liquid
Purity
0.45ML
2-Fluoro-1-methylpyridinium p-toluenesulphonate
CAS RN
58086-67-2
Appearance
White to almost white crystalline powder
Purity
98% HPLC
3-Trifluoromethylbenzamidine hydrochloride
CAS RN
62980-03-4
Appearance
White powder
Purity
98%HPLC
5-Bromo-2-(4-boc-piperazin-1-yl)pyrimidine
CAS RN
374930-88-8
Appearance
White powder
Purity
98% HPLC
SucciniMidyl 1-Pyrenebutanoate
CAS RN
114932-60-4
Appearance
Earthy yellow powder
Purity
98% HPLC
Sulfo-N-succinimidyl 4-maleimidobutyrate sodium salt
CAS RN
185332-92-7
Appearance
White to off-white powder
Purity
>95% H-NMR
CAS RN
929-59-9
Appearance
Pale yellow clear liquid
Purity
>97% T
1-Propanaminium-3-[(ethylcarbonimidoyl)amio]-N,N,N-trimethyl...
CAS RN
6179-57-3
Appearance
White to off-white powder
Purity
≥98.0%
1-{[(p-nitrobenzyl)oxy]carbonyl}-1H-benzotriazole
CAS RN
86832-06-6
Appearance
Off white to white powder
Purity
98% HPLC
2,6-Dichloro-4-(trifluoromethyl)aniline
CAS RN
24279-39-8
Appearance
Off white solid to yellowish liquid
Purity
99%HPLC
2-acetamido-3-(3-bromophenyl)propanoic acid
CAS RN
1266723-48-1
Appearance
White solid
Purity
99% HPLC
2-Amidinopyrimidine hydrochloride
CAS RN
138588-40-6
Appearance
Yellow green solid
Purity
98%HPLC
2-amino-N-isopropylbenzenesulfonamide
CAS RN
761435-31-8
Appearance
Off white to white solid or liquid
Purity
98% HPLC
CAS RN
87276-51-5
Appearance
Off white to yellowish powder
Purity
>99.0%
3,8,11-Trioxa-5-azatridecan-13-oic acid
CAS RN
108466-89-3
Appearance
Off white to white solid powder
Purity
98% HPLC
4-carbamoylphenylcarbamic acid 2,5-dioxyopyrrolidin-1-yl...
CAS RN
200197-04-2
Appearance
White solid powder
Purity
97% HPLC
CAS RN
21871-47-6
Appearance
White to off-white powder
Purity
≥98% HPLC
D-2-amino-3-(pyridin-3-yl)propanoic acid dihydrochloride
CAS RN
93960-21-5
Appearance
Colorless to yellowish powder
Purity
>99.0% HPLC
Di-tert-Butyl azodicarboxylate
CAS RN
870-50-8
Appearance
Yellow crystalline powder
Purity
98%GC
CAS RN
30364-60-4
Appearance
White solid
Purity
Nuclear magnetic coincidence
METHYL 2,2,2-TRICHLOROACETIMIDATE
CAS RN
2533-69-9
Appearance
Colorless Transparent Liquid
Purity
97%(GC)
Methyl 4-(diethylcarbamoyl)benzoate
CAS RN
122357-96-4
Appearance
Pale yellow transparent liquid
Purity
98% HPLC
N-methoxy-N-methyl-2-[(2-methylpropan-2-yl)oxy]acetamide
CAS RN
1268252-59-0
Appearance
Pale yellow to colorless transparent liquid
Purity
98% GC
Succinimidyl-[4-(N-maleimidomethyl)]-cyclohexane-1-carboxy-(...
CAS RN
125559-00-4
Appearance
White solid
Purity
>95%
Tetraisopropylazodicarboxamide
CAS RN
155877-06-8
Appearance
Yellow solid
Purity
99%HPLC
(4-Fluorobenzyl)triphenylphosphonium chloride
CAS RN
3462-95-1
Appearance
White crystalline powder
Purity
99% HPLC
2,4-Dimethoxy-4-hydroxyacetophenone
CAS RN
41351-30-8
Appearance
Pale yellow to white solid powder
Purity
98% HPLC
3-Amino-3-iminopropanoic acid ethyl ester hydrochloride
CAS RN
57508-48-2
Appearance
Off white to white solid powder
Purity
>97%
3-aminopyridin-1-ium-1-olate hydrochloride
CAS RN
65600-69-3
Appearance
Pale yellow solid powder
Purity
99.4% HPLC
4-Amidinobenzamide hydrochloride
CAS RN
59855-11-7
Appearance
White solid powder
Purity
98% HPLC
5-(4-Bromophenyl)-6-hydroxypyrimidin-4(1H)-one
CAS RN
706811-25-8
Appearance
Off white to white solid powder
Purity
>98% HPLC
MMT-HexylaminolinkerPhosphoramidite
CAS RN
114616-27-2
Appearance
Colorless viscous liquid
Purity
≥98% HPLC
N,N-Dibenzylglycine ethyl ester
CAS RN
77385-90-1
Appearance
Off white to white crystalline powder
Purity
99% HPLC
N-ALPHA-CARBOBENZOXY-L-HISTIDINE HYDRAZIDE
CAS RN
49706-31-2
Appearance
White powder
Purity
≥98.0%
CAS RN
500-73-2
Appearance
Colorless to light yellow transparent liquid
Purity
≥98% GC
tBuO-Ste-Glu(AEEA-AEEA-OH)OtBu
CAS RN
1118767-16-0
Appearance
Pale yellow to colorless viscous oily liquid or solid
Purity
98% HPLC
(S)-tert-butyl (1-cyano-2-(4-iodophenyl)ethyl)carbamate
CAS RN
1159489-37-8
Appearance
White to pale yellow powder
Purity
≥98.0%
1-(4-(methylamino)phenyl)ethanone
CAS RN
17687-47-7
Appearance
Pale yellow powder
Purity
97% HPLC
1-(Diphenylmethyl)-3-hydroxyazetidine
CAS RN
18621-17-5
Appearance
White solid
Purity
>98% HPLC
2-(1,3-dioxo-1,3-dihydro-isoindol-2-yl)ethanesulfonic acid...
CAS RN
81428-07-1
Appearance
White solid powder
Purity
>98% HPLC
2-(3-CHLOROPROPYL)-2,5,5-TRIMETHYL-[1,3]-DIOXANE
CAS RN
88128-57-8
Appearance
Purity
≥98%
CAS RN
26690-80-2
Appearance
Colorless Transparent Liquid
Purity
96% GC
2-tert-butyl-1,1,3,3-tetramethyl-guanidine
CAS RN
29166-72-1
Appearance
Pale yellow to colorless transparent liquid
Purity
97%GC
3,5-dimethylpyrazole-1-carboxamidine
CAS RN
22906-75-8
Appearance
Light pink to almost white powder
Purity
≥98% HPLC
CAS RN
2645-22-9
Appearance
Off white to yellow solid
Purity
98%HPLC
4-Acetamidobenzenesulfonyl azide
CAS RN
2158-14-7
Appearance
White or off white crystal
Purity
≥98%
CAS RN
874-90-8
Appearance
White crystalline powder
Purity
98%HPLC
CAS RN
89797-68-2
Appearance
White crystalline powder
Purity
98%HPLC
CAS RN
14548-39-1
Appearance
White crystalline powder
Purity
99% HPLC
CAS RN
124072-61-3
Appearance
Off white to white solid powder
Purity
98.0%(T)
DCAD Bis(4-chlorobenzyl) azodicarboxylate
CAS RN
916320-82-6
Appearance
Orange solid
Purity
≥98.0%HPLC
Ethyl 1-Boc-piperidine-3-carboxylate
CAS RN
130250-54-3
Appearance
Light yellow liquid
Purity
98% GC
Methyl 1-Boc-piperidine-3-carboxylate
CAS RN
148763-41-1
Appearance
Off white to light yellow powder
Purity
98% GC
N-Boc-N-methoxy-3-aminopropionic acid
CAS RN
172299-81-9
Appearance
Colorless Transparent Liquid
Purity
98% HNMR
CAS RN
871-70-5
Appearance
White to off-white powder
Purity
≥98% HPLC
TATM β-D-Mannopyranose 1,3,4,6-tetra-O-acetate...
CAS RN
92051-23-5
Appearance
Off white to white solid
Purity
98%GC
tert-Butyl (2-(benzylamino)ethyl)carbamate
CAS RN
174799-52-1
Appearance
Colorless or light yellow liquid
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
CAS RN
600-23-7
Appearance
colorless liquid
Purity
>95.0% H-NMR
(S)-4-Amino-5-(tert-butoxy)-5-oxopentanoic acid
CAS RN
45120-30-7
Appearance
Off white to white solid powder
Purity
98% HPLC
CAS RN
40114-49-6
Appearance
Pale yellow transparent liquid
Purity
99% GC
1-cyclopentylhydrazine dihydrochloride
CAS RN
645372-27-6
Appearance
White solid
Purity
>98%
2-(3-bromopropyl)isoindoline-1,3-dione
CAS RN
5460-29-7
Appearance
White powder
Purity
≥98.5%(HPLC)
4-AMIDINOPYRIDINE HYDROCHLORIDEPYRIDINE-4-CARBOXIMIDAMIDE...
CAS RN
6345-27-3
Appearance
White crystalline powder
Purity
>97% T
4-nitrophenyl dimethylcarbamate
CAS RN
7244-70-4
Appearance
Off white to light yellow powder
Purity
≥98% HPLC
6,7-Bis-(2-methoxyethoxy)-4(3H)-quinazolinone
CAS RN
179688-29-0
Appearance
Off white to white solid powder
Purity
>99% HPLC
DL-methyl-2-amino-2-cyclopropylacetate hydrochloride
CAS RN
535936-86-8
Appearance
White powder
Purity
Ethyl 2,5-dioxo-2H-pyrrole-1(5H)-carboxylate
CAS RN
55750-49-7
Appearance
Off white to yellowish solid powder
Purity
98%HPLC
Ethyl iminobenzoate hydrochloride
CAS RN
5333-86-8
Appearance
White crystalline powder
Purity
98%HPLC
Ethyl-2-(bis(2-oxooxazolidin-3-yl)phosphoryloxyimino)-2-cyan...
CAS RN
117683-30-4
Appearance
White solid
Purity
Conform to the nuclear magnetic spectrum
CAS RN
593-56-6
Appearance
White or yellowish crystals
Purity
98%-103(AT)
CAS RN
43036-06-2
Appearance
Yellow to dark brown liquid
Purity
98%GC
CAS RN
57260-73-8
Appearance
Colorless Transparent Liquid
Purity
98%GC
N-tert-butoxycarbonyl-2-amino-2-methyl-1-propanol
CAS RN
102520-97-8
Appearance
crystal
Purity
98% GC
O-diphenylphosphinylhydroxylamine
CAS RN
72804-96-7
Appearance
White powder
Purity
90% HPLC
(S)-2-amino-3-((S)-2-oxopyrrolidin-3-yl)propanamide...
CAS RN
2628280-48-6
Appearance
Off white to white solid powder
Purity
>98.5% HPLC
(S)-2,6-Bis-tert-butoxy carbonylamino-hexanoic acid
CAS RN
2483-46-7
Appearance
White solid powder
Purity
98%
1-(6-aminohexyl)-1H-pyrrole-2,5-dione hydrochloride
CAS RN
75238-09-4
Appearance
White solid
Purity
99,30%
1-Benzylpyrrolidin-3-one,hydrochloride
CAS RN
1012-01-7
Appearance
Off white to off white powder
Purity
>98%(HPLC)
CAS RN
29897-82-3
Appearance
Colorless to yellowish liquid
Purity
>98%
CAS RN
21075-83-2
Appearance
Colorless to yellowish liquid
Purity
98%GC
1-Boc-4-[methoxy(methyl)carbamoyl]piperidine
CAS RN
139290-70-3
Appearance
White solid
Purity
98.7% HPLC
1-BUTYL-3-METHYLIMIDAZOLIUM BIS(TRIFLUOR)
CAS RN
174899-83-3
Appearance
Colorless to yellowish transparent liquid
Purity
99% HPLC
CAS RN
1445-73-4
Appearance
Transparent yellow to orange liquid
Purity
>98% GC
2,5-dichloro-4-({2-[dioxo(prop-2-yl)-λ6-sulfanyl]phenyl}amin...
CAS RN
761440-16-8
Appearance
White to off white solid
Purity
99.5% HPLC
2-Azido-1,3-dimethylimidazolinium Hexafluorophosphate
CAS RN
1266134-54-6
Appearance
White crystalline powder
Purity
98% HPLC
2-Chloro-1,3-bis(dimentylamino)trimethinium...
CAS RN
249561-98-6
Appearance
Off white to white solid
Purity
98.0% 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
CAS RN
2353-44-8
Appearance
Blue solid
Purity
HNMR qualified
3-Methoxybenzamidine hydrochloride
CAS RN
26113-44-0
Appearance
White crystalline powder
Purity
≥98.0 %
4,7-Methano-1H-isoindole-1,3(2H)-dione
CAS RN
245092-43-7
Appearance
White powder
Purity
99.0% HPLC
6-Bromonicotinic acid ethyl ester
CAS RN
132334-98-6
Appearance
Pale yellow transparent liquid or solid
Purity
98%GC
CAS RN
20872-93-9
Appearance
Off white to white solid powder
Purity
>98% HPLC
EOPC Ethyl N-Boc-4-Oxopyrrolidine-3-carboxylate
CAS RN
146256-98-6
Appearance
Off white solid
Purity
98% HPLC
HTIB [Hydroxy(tosyloxy)iodo]benzene
CAS RN
27126-76-7
Appearance
Off white to yellowish crystalline powder
Purity
99%HPLC
methyl 4-piperidinecarboxylate
CAS RN
2971-79-1
Appearance
Pale yellow liquid
Purity
98% GC
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
N-(Diphenylmethylene)-glycine 1-methylethyl ester
CAS RN
119244-11-0
Appearance
White to off-white powder
Purity
≥99.0%
N-(TERT-BUTYL)-2-CHLOROACETAMIDE
CAS RN
15678-99-6
Appearance
White to almost white crystalline powder
Purity
≥98% HPLC
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