薬物分子の活性構造を変化させる一部のフラグメントを、機械部品と同様に薬物分子の骨格に組み込むことで、薬物の活性を向上させ、副作用を軽減することができます。
(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
CAS RN
584-13-4
Appearance
White crystalline powder
Purity
98%HPLC
CAS RN
929-59-9
Appearance
Pale yellow clear liquid
Purity
>97% T
tert-butyl 4-(4-nitrobenzyl)piperazine-1-carboxylate
CAS RN
130636-61-2
Appearance
Yellow solid
Purity
>99%
1-Ethyl-1-methylpyrrolidinium bromide
CAS RN
69227-51-6
Appearance
Pale yellow solid powder
Purity
>97.0%(T)
(S)-tert-butyl (1-cyano-2-(4-iodophenyl)ethyl)carbamate
CAS RN
1159489-37-8
Appearance
White to pale yellow powder
Purity
≥98.0%
Ethyl 6-bromo-4-hydroxyquinoline-3-carboxylate
CAS RN
122794-99-4
Appearance
Pale yellow to off white powder
Purity
97% NMR
CAS RN
24807-55-4
Appearance
White to yellowish crystalline powder
Purity
98% HPLC
Ethyl2-chloropyrimidine-5-carboxylate
CAS RN
89793-12-4
Appearance
Off-white to white solid
Purity
>98% HPLC
CAS RN
156-41-2
Appearance
Transparent almost colorless liquid
Purity
>97% T
1-(9H-FUOREN-9-YL)-3-OXO-2,7,10-TRIOXA-4-AZADODECAN-12-OIC...
CAS RN
166108-71-0
Appearance
Purity
D-2-amino-3-(pyridin-3-yl)propanoic acid dihydrochloride
CAS RN
93960-21-5
Appearance
Colorless to yellowish powder
Purity
>99.0% HPLC
N-(TERT-BUTYL)-2-CHLOROACETAMIDE
CAS RN
15678-99-6
Appearance
White to almost white crystalline powder
Purity
≥98% HPLC
(5-Carboxypentyl)(triphenyl)phosphoniumbromide
CAS RN
50889-29-7
Appearance
White crystalline powder
Purity
>98% HPLC
CAS RN
40114-49-6
Appearance
Pale yellow transparent liquid
Purity
99% GC
4-Hydroxybenzamidine hydrochloride
CAS RN
38148-63-9
Appearance
White to off white powder
Purity
99%HPLC
Ethyl 1-Boc-piperidine-2-carboxylate
CAS RN
362703-48-8
Appearance
Light yellow to yellow viscous liquid
Purity
98% GC
N-Boc-imino-(triphenyl)phosphorane
CAS RN
68014-21-1
Appearance
White crystal
Purity
98% HPLC
N-[(Trimethylsilyl)methyl]benzylamine
CAS RN
53215-95-5
Appearance
colorless or light yellow liquid
Purity
≥98.0%
(Trifluoroacetyl)benzotriazole (1H,2H-isomer mixture)
CAS RN
183266-61-7
Appearance
Off white solid
Purity
99,90%
1H-1,2,4-triazole-1-carboxamidine monohydrochloride
CAS RN
19503-26-5
Appearance
White powder
Purity
98% HPLC
CAS RN
13020-57-0
Appearance
Pale yellow to white solid powder
Purity
98% HPLC
2,4,6-Tri-tert-butylnitrobenzene
CAS RN
4074-25-3
Appearance
White to off white solid
Purity
≥ 95%GC
2-Propenoic acid, 3-bromo-2-methyl-, ethyl ester, (2E)-
CAS RN
38104-06-2
Appearance
Colorless to yellowish liquid
Purity
>98% HPLC
N-(Tert-butyl)hydroxylamine hydrochloride
CAS RN
57497-39-9
Appearance
White to almost white crystalline powder
Purity
98%AT
2-acetamido-3-(3-bromophenyl)propanoic acid
CAS RN
1266723-48-1
Appearance
White solid
Purity
99% HPLC
4-Methoxyphenylhydrazine hydrochloride
CAS RN
19501-58-7
Appearance
Off white powder
Purity
97%HPLC
4-Nitrobenzamidine, hydrochloride
CAS RN
15723-90-7
Appearance
Pale yellow crystalline powder
Purity
98%HPLC
4,6-Dihydro-1H-pyrrolo[3,4-c]pyrazole-5-carboxylic acid...
CAS RN
657428-42-7
Appearance
Pale yellow to orange powder
Purity
98% HPLC
CAS RN
610-93-5
Appearance
Pale yellow crystalline powder
Purity
97% HPLC
Diethyl (Phthalimidomethyl)phosphonate
CAS RN
33512-26-4
Appearance
White to off white solid
Purity
≥98% GC
Ethyl 2,5-dioxo-2H-pyrrole-1(5H)-carboxylate
CAS RN
55750-49-7
Appearance
Off white to yellowish solid powder
Purity
98%HPLC
(S)-(+)-2,2-Dimethyl-1,3-dioxolane-4-methanol
CAS RN
22323-82-6
Appearance
Colorless Transparent Liquid
Purity
98% GC
1-Benzylpyrrolidin-3-one,hydrochloride
CAS RN
1012-01-7
Appearance
Off white to off white powder
Purity
>98%(HPLC)
3-METHYL-5-(PHENYLMETHOXY)-2-[4-(PHENYLMETHOXY)PHENYL]-1H-IN...
CAS RN
198479-63-9
Appearance
Purity
≥98%
4-Acetamidobenzenesulfonyl azide
CAS RN
2158-14-7
Appearance
White or off white crystal
Purity
≥98%
amino-hydroxyimino-acetic acid ethyl ester
CAS RN
1217428-98-2
Appearance
White solid
Purity
>98%
1-(2,3-Dihydro-1,4-benzodioxin-2-ylcarbonyl)piperazine...
CAS RN
70918-74-0
Appearance
White to almost white solid
Purity
≥97.0%
4-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)benzoic acid
CAS RN
17057-04-4
Appearance
Pale yellow powder
Purity
98% HPLC
4-AMIDINOPYRIDINE HYDROCHLORIDEPYRIDINE-4-CARBOXIMIDAMIDE...
CAS RN
6345-27-3
Appearance
White crystalline powder
Purity
>97% T
Ethyl 3-bromobenzenecarboximidoate hydrochloride
CAS RN
57508-63-1
Appearance
White solid
Purity
Ethyl 4-hydroxypyrimidine-5-carboxylate
CAS RN
4786-52-1
Appearance
Off white to white solid powder
Purity
>98% HPLC
FCPCL 1-(2-Furanylcarbonyl)piperazine hydrochloride
CAS RN
60548-09-6
Appearance
White to off white solid
Purity
98%HPLC
CAS RN
5394-18-3
Appearance
White to yellowish brown solid
Purity
≥98% HPLC
CAS RN
57260-73-8
Appearance
Colorless Transparent Liquid
Purity
98%GC
Tert-butyl n,n-bis(2-hydroxyethyl)carbamate
CAS RN
103898-11-9
Appearance
Pale yellow transparent liquid
Purity
97% HNMR
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
2-amino-N-isopropylbenzenesulfonamide
CAS RN
761435-31-8
Appearance
Off white to white solid or liquid
Purity
98% HPLC
2-Azido-1,3-dimethylimidazolinium Hexafluorophosphate
CAS RN
1266134-54-6
Appearance
White crystalline powder
Purity
98% HPLC
2-Bromo-5-fluoropyridine 1-oxide
CAS RN
935534-39-7
Appearance
Light yellow to almost white solid
Purity
≥98.0%
Glycine,N-(2-aminoethyl)-,ethyl ester chloride
CAS RN
24123-13-5
Appearance
Off white to white solid powder
Purity
>98% T
N-Cbz-PTE (±)-Benzyloxycarbonyl-alpha-phosphonoglycine...
CAS RN
88568-95-0
Appearance
White to off white solid
Purity
98% HPLC
2-Methoxyphenylhydrazine hydrochloride
CAS RN
57396-67-5
Appearance
Off white to pink powder
Purity
≥98.0% HPLC
Glycine methyl ester hydrochloride
CAS RN
5680-79-5
Appearance
White crystalline powder
Purity
98% AT
CAS RN
39546-32-2
Appearance
White or almost white crystalline powder
Purity
98% HPLC
1-Boc-piperidine-4-carboxaldehyde
CAS RN
137076-22-3
Appearance
Off white powder
Purity
95% GC
1-Boc-piperidine-4-carboxamide
CAS RN
91419-48-6
Appearance
White or light yellow powder
Purity
97% HPLC
1-{[(p-nitrobenzyl)oxy]carbonyl}-1H-benzotriazole
CAS RN
86832-06-6
Appearance
Off white to white powder
Purity
98% HPLC
CAS RN
2213-63-0
Appearance
Off white to light brown
Purity
98% NMR
2-(2-aminoethyl)isoindoline-1,3-dione hydrochloride
CAS RN
30250-67-0
Appearance
White to off white solid
Purity
>99%
CAS RN
89102-73-8
Appearance
Pale yellow to colorless transparent liquid
Purity
97% HPLC
4-chloro-5-iodo-7-methyl-7H-pyrrolo[2,3-d]pyrimidine
CAS RN
833481-37-1
Appearance
Off white powder solid
Purity
98.2% HPLC
7-Bromo-3,4-dihydroquinazolin-4-one
CAS RN
194851-16-6
Appearance
Off white to white solid powder
Purity
>98% HPLC
CAS RN
17696-11-6
Appearance
Pale yellow to off white solid or transparent liquid
Purity
>97.0%(GC)
CAS RN
1631-26-1
Appearance
Off white to white crystalline powder
Purity
98%HPLC
Nalpha-Fmoc-L-lysine hydrochloride
CAS RN
139262-23-0
Appearance
Off white to white solid
Purity
98% HPLC
CAS RN
26351-19-9
Appearance
Off white to white powder
Purity
≥98%HPLC
(S)-4-Amino-5-(tert-butoxy)-5-oxopentanoic acid
CAS RN
45120-30-7
Appearance
Off white to white solid powder
Purity
98% HPLC
2-(2-bromoethyl)isoindoline-1,3-dione
CAS RN
574-98-1
Appearance
White to off white solid
Purity
>98%
2-Hydroxypyrimidine hydrochloride
CAS RN
38353-09-2
Appearance
Pale yellow powder
Purity
>98%(HPLC)
CAS RN
32779-36-5
Appearance
White crystalline powder
Purity
98%HPLC
CAS RN
3426-71-9
Appearance
Off white to white powder
Purity
98% HPLC
Ethyl acetohydroxamate 50% in THF
CAS RN
10576-12-2
Appearance
Pale yellow to colorless transparent liquid
Purity
49%-51%
N-(tert-butoxycarbonylamino)phthalimide
CAS RN
34387-89-8
Appearance
Pale yellow to white solid powder
Purity
98% HPLC
(4-Chloro-7H-pyrrolo[2,3-d]pyrimidin-7-yl)methyl pivalate
CAS RN
1146629-75-5
Appearance
Off white to white solid powder
Purity
98% 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
1,1,1,3,3,3-Hexafluoro-2-propanol
CAS RN
920-66-1
Appearance
Colorless Transparent Liquid
Purity
98% GC
1-Boc-4-[methoxy(methyl)carbamoyl]piperidine
CAS RN
139290-70-3
Appearance
White solid
Purity
98.7% HPLC
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)
3-Chlor-Benzamidine hydrochloride
CAS RN
24095-60-1
Appearance
White crystalline powder
Purity
98% HPLC
CAS RN
2148-57-4
Appearance
Off white to white solid powder
Purity
>98% HPLC
Ethyl 1-Boc-piperidine-3-carboxylate
CAS RN
130250-54-3
Appearance
Light yellow liquid
Purity
98% GC
ethyl 6-bromo-1,4-dihydro-4-oxoquinoline-3-carboxylate
CAS RN
122794-99-4
Appearance
White to off white solid powder
Purity
>98.0% H-NMR
Methyl (triphenylphosphoranylidene)acetate
CAS RN
2605-67-6
Appearance
White powder
Purity
99.2% HPLC
Methyl 4-(diethylcarbamoyl)benzoate
CAS RN
122357-96-4
Appearance
Pale yellow transparent liquid
Purity
98% HPLC
Tert-butyl N-(2-acetamidoethyl)carbamate
CAS RN
207129-09-7
Appearance
Off white to white solid
Purity
99% GC
2-bromobenzimidamide hydrochloride
CAS RN
57075-82-8
Appearance
Off white to white solid powder
Purity
>97% HPLC
2-Fluoro-1-methylpyridinium p-toluenesulphonate
CAS RN
58086-67-2
Appearance
White to almost white crystalline powder
Purity
98% HPLC
2-Phthalimidoethane sulfonamide
CAS RN
4443-23-6
Appearance
Off white to white powder
Purity
97% HPLC
4,6-dichloro-5-nitropyrimidine
CAS RN
4316-93-2
Appearance
Off white to yellowish solid powder
Purity
98% HPLC
Ethyl N-Cbz-4-Oxopyrrolidine-3-carboxylate
CAS RN
51814-19-8
Appearance
Off white to white powder
Purity
98% HPLC
Methyl 4-(chlorocarbonyl)butanoate
CAS RN
1501-26-4
Appearance
Yellow liquid
Purity
98%GC
N-(tert-Butoxycarbonyl)-1,4-phenylenediamine
CAS RN
71026-66-9
Appearance
Beige to brown crystalline powder
Purity
97% 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%
O-Benzoyl-N-tert-butylhydroxylamine hydrochloride
CAS RN
66809-86-7
Appearance
Purity
98% HPLC
O-tert-butylhydroxylamine hydrochloride
CAS RN
39684-28-1
Appearance
Off white to light pink solid
Purity
98% T
Tert-Butyl 4-hydroxyphenethylcarbamate
CAS RN
64318-28-1
Appearance
White crystalline powder
Purity
97% GC
(R)-(-)-2,2-Dimethyl-1,3-dioxolane-4-methanol
CAS RN
14347-78-5
Appearance
Colorless to yellowish transparent liquid
Purity
98% GC
CAS RN
21075-83-2
Appearance
Colorless to yellowish liquid
Purity
98%GC
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
4-Aminopyrazolo[3,4-d]pyrimidine
CAS RN
2380-63-4
Appearance
Light yellow to yellow or light brown powder
Purity
≥98% HPLC
6-Bromonicotinic acid ethyl ester
CAS RN
132334-98-6
Appearance
Pale yellow transparent liquid or solid
Purity
98%GC
CAS RN
85916-13-8
Appearance
Off white to white solid
Purity
97% GC
CAS RN
1235983-26-2
Appearance
Pale yellow solid
Purity
Conform to the nuclear magnetic spectrum
Diphenylmethylene-Glycine benzyl ester
CAS RN
81477-91-0
Appearance
White powder
Purity
99% HPLC
N,N'-Bis(tert-butoxycarbonyl)guanidine
CAS RN
154476-57-0
Appearance
White powder
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%
4-(Dimethoxy-phosphorylmethyl)-benzoic acid methyl ester
CAS RN
78022-19-2
Appearance
Pale yellow to colorless transparent liquid
Purity
>97% T
5-Bromo-2-(4-boc-piperazin-1-yl)pyrimidine
CAS RN
374930-88-8
Appearance
White powder
Purity
98% HPLC
6-maleimidohexanoic acid pentafluorophenyl ester
CAS RN
692739-25-6
Appearance
White solid
Purity
99,60%
CAS RN
54247-27-7
Appearance
Colorless to light yellow transparent liquid
Purity
≥98% GC
Ethyl 1-methyl-3-piperidinecarboxylate
CAS RN
5166-67-6
Appearance
Light yellow liquid
Purity
96% HPLC
CAS RN
51354-15-5
Appearance
Colorless Transparent Liquid
Purity
>98.0% GC
1-Boc-4-(2-chloroethyl)piperazine
CAS RN
208167-83-3
Appearance
White crystalline solid
Purity
>98% GC, HNMR
CAS RN
17616-03-4
Appearance
Pale yellow to colorless transparent liquid
Purity
98.0% GC
2,2-DIFLUORO-N-METHOXY-N-METHYLACETAMIDE
CAS RN
142492-01-1
Appearance
Colorless to light yellow transparent liquid
Purity
≥98% GC
2,4,6-trimethylbenzenesulfonyl hydrazide
CAS RN
16182-15-3
Appearance
White off white crystalline powder
Purity
97%AT
2-(1,3-dioxo-1,3-dihydro-isoindol-2-yl)ethanesulfonic acid...
CAS RN
81428-07-1
Appearance
White solid powder
Purity
>98% HPLC
CAS RN
773-64-8
Appearance
White crystalline powder
Purity
98% HPLC
CAS RN
40499-83-0
Appearance
Pale yellow transparent liquid or off-white solid
Purity
98% HPLC
4,6-Diisopropylpyrimidin-5-amine
CAS RN
2168417-89-6
Appearance
Off white to yellowish solid powder
Purity
98% HPLC
CLMMB 4-Chloro-n-methoxy-n-methylbenzamide
CAS RN
122334-37-6
Appearance
Colorless Transparent Liquid
Purity
≥98%GC
CAS RN
30364-60-4
Appearance
White solid
Purity
Nuclear magnetic coincidence
CAS RN
22509-74-6
Appearance
Off white to white crystalline powder
Purity
97% HPLC
2,4-Dimethoxy-4-hydroxyacetophenone
CAS RN
41351-30-8
Appearance
Pale yellow to white solid powder
Purity
98% HPLC
2-(1,3-Dioxoisoindolin-2-yl)ethanesulfonic acid
CAS RN
4443-24-7
Appearance
White crystalline powder
Purity
>98% HPLC
CHLOROGLYOXYLIC ACID METHYL ESTER
CAS RN
5781-53-3
Appearance
Pale yellow transparent liquid
Purity
>97% T
N,O-Dimethylhydroxylamine hydrochloride
CAS RN
6638-79-5
Appearance
White to yellowish crystalline powder
Purity
98%-103%(T)
1-Boc-piperidine-3-carboxamide
CAS RN
91419-49-7
Appearance
White or light yellow powder
Purity
97% HPLC
CAS RN
2916-68-9
Appearance
Colorless to yellowish liquid
Purity
97% GC
3-Hydroxypyrrolidine hydrochloride
CAS RN
86070-82-8
Appearance
Off white solid
Purity
≥97%
4-Aminobenzamidine dihydrochloride
CAS RN
2498-50-2
Appearance
White powder
Purity
98%HPLC
CAS RN
20872-93-9
Appearance
Off white to white solid powder
Purity
>98% HPLC
Benzamidine hydrochloride hydrate
CAS RN
206752-36-5
Appearance
White crystalline powder
Purity
98%HPLC
Cyclohexylmethyl N-tosyloxycarbamate
CAS RN
869111-41-1
Appearance
White to off white solid
Purity
≥ 95%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
1-(benzyloxy)-4-[2-(cyclopropylmethoxy)ethyl]benzene
CAS RN
63659-15-4
Appearance
Purity
>97% T
1-(Diphenylmethyl)-3-azetidinyl methanesulfonate
CAS RN
33301-41-6
Appearance
White solid
Purity
>98% HPLC
2,2-dimethyl-1,3-dioxolan-4-ylmethyl p-toluenesulfonate
CAS RN
7305-59-1
Appearance
Off white to white solid powder
Purity
98% HPLC
CAS RN
697-73-4
Appearance
Pale yellow to colorless liquid or solid
Purity
99%
CAS RN
404586-94-3
Appearance
White solid
Purity
Nuclear magnetic resonance qualified
Methyl piperidine-2-carboxylate
CAS RN
41994-45-0
Appearance
Colorless to yellowish liquid
Purity
98% GC
CAS RN
6627-89-0
Appearance
Colorless transparent liquid; 1.05 g/mL at 20 °C(lit.)
Purity
95%HPLC
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