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。
CAS RN
598-42-5
Appearance
White to off-white or pale yellow powder
Purity
N-Benzyl-N-(methoxymethyl)trimethylsilylmethylamine
CAS RN
93102-05-7
Appearance
Colorless to yellow liquid
Purity
≥80.0%
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%
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-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
O-(2,4-dinitrophenyl)hydroxylamine
CAS RN
33543-55-4
Appearance
White to off white solid
Purity
99% HPLC
tert-Butyl (Mesitylsulfonyl) oxycarbaMate
CAS RN
36016-39-4
Appearance
White to off-white powder
Purity
≥98.0%
1H-Benzotriazole-5-carboxylic acid
CAS RN
60932-58-3
Appearance
Pale pink to pinkish-red powder
Purity
≥98.0%
2-[2-(2-Aminoethoxy)ethoxy]ethanol
CAS RN
6338-55-2
Appearance
Colorless to pale yellow transparent liquid
Purity
≥98.0% GC
(S)-tert-butyl (1-cyano-2-(4-iodophenyl)ethyl)carbamate
CAS RN
1159489-37-8
Appearance
White to pale yellow powder
Purity
≥98.0%
Benzyl 1-methylhydrazinecarboxylate
CAS RN
37519-04-3
Appearance
Colorless to pale yellow transparent liquid
Purity
≥97.0%
CAS RN
3378-72-1
Appearance
Colorless to pale yellow or orange transparent liquid
Purity
≥98.0%
1-tert-Butyl-3-ethylcarbodiiMide
CAS RN
1433-27-8
Appearance
Light yellow to colorless transparent liquid
Purity
≥98.0%
CAS RN
1000806-59-6
Appearance
Colorless to pale yellow viscous liquid
Purity
≥98.0%
CAS RN
3589-41-1
Appearance
White to off-white crystalline powder
Purity
≥98.0%
N-(Diphenylmethylene)-glycine 1-methylethyl ester
CAS RN
119244-11-0
Appearance
White to off-white powder
Purity
≥99.0%
(2-Chloro-ethyl)-methyl-carbamic acid tert-butyl ester
CAS RN
220074-38-4
Appearance
Colorless to nearly colorless transparent liquid
Purity
≥98.0%
CAS RN
5394-18-3
Appearance
White to yellowish brown solid
Purity
≥98% HPLC
CAS RN
7689-50-1
Appearance
White crystalline powder
Purity
98%HPLC
1-(Diphenylmethyl)-3-hydroxyazetidine
CAS RN
18621-17-5
Appearance
White solid
Purity
>98% HPLC
1-sec-butylhydrazine dihydrochloride
CAS RN
1177361-36-2
Appearance
White solid
Purity
滴定含量97%-103%
Mesitylenesulfonic acid dihydrate
CAS RN
835617-36-2
Appearance
White crystalline powder
Purity
98% HPLC
Methyl 1-Boc-piperidine-4-carboxylate
CAS RN
124443-68-1
Appearance
Light yellow liquid
Purity
98% GC
CAS RN
1631-26-1
Appearance
Off white to white crystalline powder
Purity
98%HPLC
CAS RN
24807-55-4
Appearance
White to yellowish crystalline powder
Purity
98% HPLC
4-Acetamidobenzenesulfonyl azide
CAS RN
2158-14-7
Appearance
White or off white crystal
Purity
≥98%
CAS RN
20872-93-9
Appearance
Off white to white solid powder
Purity
>98% HPLC
DiMorpholinophosphinyl Chloride
CAS RN
7264-90-6
Appearance
Pale yellow to colorless transparent liquid
Purity
>97% T
FMMB 2-Fluoro-N-methoxy-N-methylbenzamide
CAS RN
198967-24-7
Appearance
Colorless Transparent Liquid
Purity
≥98%GC
N-(3-Aminopropyl)methacrylamide hydrochloride
CAS RN
72607-53-5
Appearance
White powder
Purity
98% HPLC
CAS RN
52898-32-5
Appearance
White to off white solid
Purity
≥98% HPLC
N-Boc-1h-pyrazole-1-carboxamidine
CAS RN
152120-61-1
Appearance
White crystal
Purity
98% HPLC
CAS RN
20691-89-8
Appearance
Transparent to yellowish liquid
Purity
97% GC
CAS RN
5117-19-1
Appearance
Pale yellow liquid or white solid
Purity
98% HPLC
Pyrrolidin-3-one hydrochloride
CAS RN
3760-52-9
Appearance
Off white powder
Purity
97% NMR
CAS RN
3680-71-5
Appearance
Off white to white solid powder
Purity
>98% HPLC
CAS RN
101930-07-8
Appearance
Transparent to yellowish liquid
Purity
97% HPLC
(S)-2,3-EPOXY-1-PROPYL TRIPHENYLMETHYL ETHER
CAS RN
129940-50-7
Appearance
Off white to yellowish solid powder
Purity
98% HPLC
1-Benzylpyrrolidin-3-one,hydrochloride
CAS RN
1012-01-7
Appearance
Off white to off white powder
Purity
>98%(HPLC)
CAS RN
21075-83-2
Appearance
Colorless to yellowish liquid
Purity
98%GC
2-Aminoethanesulphonamide monohydrochloride
CAS RN
89756-60-5
Appearance
White crystalline powder
Purity
97%-102%(T)
3-Hydroxypyrrolidine hydrochloride
CAS RN
86070-82-8
Appearance
Off white solid
Purity
≥97%
CAS RN
85916-13-8
Appearance
Off white to white solid
Purity
97% GC
N-[Tris(hydroxymethyl)methyl]acrylamide
CAS RN
13880-05-2
Appearance
White crystal
Purity
>98% HPLC
CAS RN
16066-84-5
Appearance
Transparent liquid or white crystal
Purity
>98.0%(GC)
(Trimethylsilyl)methanamine hydrochloride
CAS RN
18166-01-3
Appearance
White to off-white crystalline powder
Purity
98.0~102.0% (T)
CAS RN
1527-89-5
Appearance
White crystal or colorless liquid
Purity
≥98%
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
4-Chloro-3-pyridinesulfonamide
CAS RN
33263-43-3
Appearance
Light yellow or yellow solid
Purity
>97.0% HPLC
CAS RN
73866-23-6
Appearance
Light beige to brown solid
Purity
≥98%
BENZOHYDROXAMIC ACID SODIUM SALT
CAS RN
22513-32-2
Appearance
White powder
Purity
>98% 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
105264-63-9
Appearance
White to off white solid
Purity
≥98% T
CAS RN
71999-74-1
Appearance
Light yellow to colorless transparent liquid or solid
Purity
≥98% GC
CAS RN
301673-14-3
Appearance
White powder
Purity
Nuclear magnetic resonance qualified
CAS RN
121492-06-6
Appearance
colorless liquid
Purity
>98% GC, HNMR
CAS RN
22509-74-6
Appearance
Off white to white crystalline powder
Purity
97% HPLC
N-Methoxy-n-methyltrifluoroacetamide
CAS RN
104863-67-4
Appearance
Colorless Transparent Liquid
Purity
≥98%GC
Tert-butyl amidinomethylcarbamate hydrochloride
CAS RN
691898-38-1
Appearance
White powder
Purity
≥98% HPLC
(R)-4-bebzyloxymethyl-2,2-dimethyl-1,3-dioxolane
CAS RN
14347-83-2
Appearance
Pale yellow to colorless liquid
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-(1-ethoxyethyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-...
CAS RN
1029716-44-6
Appearance
White solid
Purity
99.8% HPLC
CAS RN
775-16-6
Appearance
Colorless to yellowish transparent liquid
Purity
98%GC
2,2-DIETHOXYETHYLPHOSPHONIC ACID DIETHYL ESTER
CAS RN
7598-61-0
Appearance
Pale yellow to colorless transparent liquid
Purity
98.0%(GC)
2-Amino-1,3-thiazole-4-carboxylate
CAS RN
118452-04-3
Appearance
Off yellow to white powder
Purity
98% HPLC
2-amino-N-benzylacetamide hydrochloride
CAS RN
20432-97-7
Appearance
White crystalline powder
Purity
98-103% T
2-amino-N-isopropylbenzenesulfonamide
CAS RN
761435-31-8
Appearance
Off white to white solid or liquid
Purity
98% HPLC
3-(tert-Butoxycarbonylamino)propyl bromide
CAS RN
83948-53-2
Appearance
White to off-white powder
Purity
≥98.0% GC
4-Nitrobenzamidine, hydrochloride
CAS RN
15723-90-7
Appearance
Pale yellow crystalline powder
Purity
98%HPLC
CAS RN
16064-24-7
Appearance
Off white to white solid powder
Purity
>98% HPLC
Ethyl N-Boc-piperidine-4-carboxylate
CAS RN
142851-03-4
Appearance
Light yellow liquid
Purity
97% GC
N-BENZYL-L-PROLINE ETHYL ESTER
CAS RN
955-40-8
Appearance
Colorless Transparent Liquid
Purity
99.7% GC
N-Boc-PTE Methyl n-boc-2-(dimethylphosphono)glycinate
CAS RN
89524-98-1
Appearance
White powder
Purity
97% HPLC
Suberate Bis(sulfosuccinimidyl) Sodium Salt
CAS RN
127634-19-9
Appearance
White solid
Purity
HNMR>90%
1-(2-Tetrahydrofuroyl)piperazine hydrobromide
CAS RN
63590-62-5
Appearance
Off white powder
Purity
>97%(H-NMR)
1-Ethyl-3-methylimidazolium ethylsulfate
CAS RN
342573-75-5
Appearance
White to off white solid
Purity
98% HPLC
CAS RN
5962-42-5
Appearance
White crystalline powder
Purity
95%(NMR P)
CAS RN
40499-83-0
Appearance
Pale yellow transparent liquid or almost white solid
Purity
98% GC
CAS RN
16499-56-2
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
CAS RN
2449-05-0
Appearance
Orange crystalline powder
Purity
98% HPLC
CAS RN
1034-39-5
Appearance
Off white crystal or light yellow powder
Purity
97% T
Morpholine-4-carboxiMidaMide hydrochloride
CAS RN
5638-78-8
Appearance
White powder
Purity
>98% HNMR
CAS RN
2439-85-2
Appearance
Pale yellow crystalline powder
Purity
96% T
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
tert-butyl methyl(2-oxopropyl)carbamate
CAS RN
532410-39-2
Appearance
Colorless Transparent Liquid
Purity
97.8% GC
Triethyl 1,1,2-ethanetricarboxylate
CAS RN
7459-46-3
Appearance
Off white to white solid powder
Purity
>98% HPLC
CAS RN
76-83-5
Appearance
Off white to yellowish crystalline powder
Purity
98% HPLC
CAS RN
1460-02-2
Appearance
White crystalline powder
Purity
98% GC
1-Boc-2-piperidinecarbaldehyde
CAS RN
157634-02-1
Appearance
Light yellow viscous liquid or solid
Purity
95% HPLC
1-Boc-4-[methoxy(methyl)carbamoyl]piperidine
CAS RN
139290-70-3
Appearance
White solid
Purity
98.7% HPLC
CAS RN
120-43-4
Appearance
Pale yellow to colorless liquid
Purity
99%GC
CAS RN
130312-02-6
Appearance
Colorless transparent liquid or white solid
Purity
97% GC
1H-1,2,4-triazole-1-carboxamidine monohydrochloride
CAS RN
19503-26-5
Appearance
White powder
Purity
98% HPLC
CAS RN
2213-63-0
Appearance
Off white to light brown
Purity
98% NMR
2-acetamido-3-(3-bromophenyl)propanoic acid
CAS RN
1266723-48-1
Appearance
White solid
Purity
99% HPLC
2-Ethoxybenzamidine hydrochloride
CAS RN
18637-00-8
Appearance
White to off white powder
Purity
98% HPLC
2-Methyl-1-(4-methylphenyl)sulfonylimidazole
CAS RN
86181-71-7
Appearance
White crystalline powder
Purity
98%HPLC
2-Thiazolecarboxamidine Hydrochloride
CAS RN
247037-82-7
Appearance
Off white to white solid powder
Purity
>99% HPLC
3-Fluorobenzamidine hydrochloride
CAS RN
75207-72-6
Appearance
White powder
Purity
98% HPLC
CAS RN
89102-73-8
Appearance
Pale yellow to colorless transparent liquid
Purity
97% HPLC
4-Amino-5-pyrimidinecarbonitrile
CAS RN
16357-69-0
Appearance
Off white to white solid powder
Purity
>97% HPLC
6-Bromonicotinic acid ethyl ester
CAS RN
132334-98-6
Appearance
Pale yellow transparent liquid or solid
Purity
98%GC
EOPC Ethyl N-Boc-4-Oxopyrrolidine-3-carboxylate
CAS RN
146256-98-6
Appearance
Off white solid
Purity
98% HPLC
Ethyl (hydroxyimino)cyanoacetate potassium salt
CAS RN
158014-03-0
Appearance
Yellow powdery solid
Purity
98.6% HPLC
methyl 2-((tert-butoxycarbonyl)oxy)acetate
CAS RN
878395-91-6
Appearance
colorless liquid
Purity
99% GC
Tetraisopropylazodicarboxamide
CAS RN
155877-06-8
Appearance
Yellow solid
Purity
99%HPLC
6-Chloro-1-hydroxibenzotriazol (Cl-HOBT)
CAS RN
26198-19-6
Appearance
White to off-white powder
Purity
≥99.0%
2-(2-chloro-5-nitrophenyl)pyridine
CAS RN
879088-40-1
Appearance
Pale yellow to yellow solid
Purity
≥98.0%
(4-Fluorobenzyl)triphenylphosphonium chloride
CAS RN
3462-95-1
Appearance
White crystalline powder
Purity
99% 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
CAS RN
40114-49-6
Appearance
Pale yellow transparent liquid
Purity
99% GC
2,4-Dimethoxy-4-hydroxyacetophenone
CAS RN
41351-30-8
Appearance
Pale yellow to white solid powder
Purity
98% HPLC
2-(3-bromopropyl)isoindoline-1,3-dione
CAS RN
5460-29-7
Appearance
White powder
Purity
≥98.5%(HPLC)
2-(carbamoylmethylamino)ethanesulfonic acid
CAS RN
7365-82-4
Appearance
White to off white powder
Purity
>97.0%
2-Phthalimidoethane sulfonamide
CAS RN
4443-23-6
Appearance
Off white to white powder
Purity
97% HPLC
4-Aminopyrazolo[3,4-d]pyrimidine
CAS RN
2380-63-4
Appearance
Light yellow to yellow or light brown powder
Purity
≥98% HPLC
4-Bromophenylhydrazine hydrochloride
CAS RN
622-88-8
Appearance
White to off white solid
Purity
98%HPLC
CAS RN
21871-47-6
Appearance
White to off-white powder
Purity
≥98% HPLC
CAS RN
31374-18-2
Appearance
Off white to white solid powder
Purity
>98% HPLC
CAS RN
75844-40-5
Appearance
Off white to white solid powder
Purity
>98% HPLC
benzamidine hydrochloride dihydrate
CAS RN
74222-83-6
Appearance
White crystal
Purity
98% HPLC
Cyclohexylhydrazine hydrochloride
CAS RN
24214-73-1
Appearance
White crystal
Purity
99% T
Ethyl acetohydroxamate 50% in THF
CAS RN
10576-12-2
Appearance
Pale yellow to colorless transparent liquid
Purity
49%-51%
methyl 4-piperidinecarboxylate
CAS RN
2971-79-1
Appearance
Pale yellow liquid
Purity
98% GC
N-(tert-butoxycarbonyl)-1,3-phenylenediamine
CAS RN
68621-88-5
Appearance
Beige crystalline powder
Purity
98% GC
CAS RN
57260-73-8
Appearance
Colorless Transparent Liquid
Purity
98%GC
CAS RN
23135-50-4
Appearance
White to off white powder
Purity
>99%
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)
P-nitrophenylhydrazine hydrochloride
CAS RN
636-99-7
Appearance
Light brown powdery solid
Purity
>98%(HPLC, HNMR)
CAS RN
71195-85-2
Appearance
Colorless to yellowish liquid
Purity
98%GC
Tert-butyl 1H-1,2,4-triazole-1-carboxylate
CAS RN
41864-24-8
Appearance
White powder
Purity
97% HNMR
(4-Carboxybutyl)triphenylphosphonium bromide
CAS RN
17814-85-6
Appearance
White to off white solid
Purity
98% HPLC
1-(cyclopropylcarbonyl)-Monohydrochloride
CAS RN
1021298-67-8
Appearance
Off white to white powder
Purity
98% T
1-Aminopyrrolidine-2,5-dione,hydrochloride
CAS RN
108906-15-6
Appearance
White to off white powder
Purity
>98.0%(T)
1-Boc-piperidine-4-carboxaldehyde
CAS RN
137076-22-3
Appearance
Off white powder
Purity
95% GC
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