Peptide Coupling Reagents | Chem-Impex International

Filters

(Hidroximino)cianoacetato de etilo

Purity:

≥ 99 % (HPLC)

Synonym:

Ciano(hidroxiimino)acetato de etilo

Catalog Number:

26426

Purity Limit:

≥ 99 % (HPLC)

CAS Number:

3849-21-6

MDL NO:

MFCD00002112

Molecular Formula:

_C5H6N2O3

Molecular Weight:

142.11

Specification Sheet SDS
Hidrato de 1-hidroxibenzotriazol humedecido con
no menos del 20 % en peso de agua

Hazmat

Purity:

≥ 99 % (HPLC)

Synonym:

Hidrato de HOBt

Hazmat

Catalog Number:

24755

Purity Limit:

≥ 99 % (HPLC)

CAS Number:

123333-53-9

MDL NO:

MFCD00065690

Molecular Formula:

_C6H5N3O · _xH2O

Molecular Weight:

135.12

Specification Sheet SDS
Tetrafluoroborato de O- (6-clorobenzotriazol-1-il) -N , N , N' , N'- tetrametiluronio

Purity:

≥ 98 % (HPLC)

Synonym:

Tetrafluoroborato de 1-[bis(dimetilamino)metilen]-5-clorobenzotriazolio 3-óxido

Catalog Number:

23208

Purity Limit:

≥ 98 % (HPLC)

CAS Number:

330641-16-2

MDL NO:

MFCD04973270

Molecular Formula:

_{C11H15BClF4N5O}

Molecular Weight:

355.53

Specification Sheet SDS
Carbonato de bis(pentafluorofenilo)

Purity:

≥ 99% (GC)

Synonym:

PCF

Catalog Number:

23085

Purity Limit:

≥ 99% (GC)

CAS Number:

59483-84-0

MDL NO:

MFCD00368353

Molecular Formula:

_C13F10O3

Molecular Weight:

394.13

Specification Sheet SDS
Yodoacetato de succinimidilo

Purity:

≥ 98 % (HPLC)

Synonym:

SIA

Catalog Number:

22998

Purity Limit:

≥ 98 % (HPLC)

CAS Number:

39028-27-8

MDL NO:

MFCD00058451

Molecular Formula:

_C6H6NO4I

Molecular Weight:

283.02

Specification Sheet SDS
1-Hidroxi-1H-1,2,3-triazol-4-carboxilato de etilo

Purity:

≥ 98% (ensayo)

Catalog Number:

15129

Purity Limit:

≥ 98% (ensayo)

CAS Number:

137156-41-3

MDL NO:

MFCD06796746

Molecular Formula:

_C5H7N3O3

Molecular Weight:

157.13

Specification Sheet SDS
Hexafluorofosfato de O- ( 1H -6-Clorobenzotriazol-1-il) -N , N , N ', N' -tetrametiluronio

Purity:

≥ 99 % (HPLC)

Synonym:

Universidad de Tecnología de Houston

Catalog Number:

14260

Purity Limit:

≥ 99 % (HPLC)

CAS Number:

330645-87-9

MDL NO:

MFCD04973268

Molecular Formula:

C ₁₁ H ₁₅ CIF ₆ N ₅ OP

Molecular Weight:

413.69

Specification Sheet SDS
1,1'-Carbonildi(1,2,4-triazol)

Purity:

≥ 98%

Synonym:

CDT

Catalog Number:

14114

Purity Limit:

≥ 98%

CAS Number:

41864-22-6

MDL NO:

MFCD00043399

Molecular Formula:

_C5H4N6O

Molecular Weight:

164.13

Specification Sheet SDS
Cloroformiato de 4-nitrobencilo

Hazmat

Purity:

≥ 98 % (HPLC)

Synonym:

Clorocarbonato de 4-nitrobencilo

Hazmat

Catalog Number:

12968

Purity Limit:

≥ 98 % (HPLC)

CAS Number:

4457-32-3

MDL NO:

MFCD00007375

Molecular Formula:

_C8H6ClNO4

Molecular Weight:

215.6

Specification Sheet SDS
Hexafluorofosfato de cloro-dipirrolidinocarbenio

Purity:

≥ 98 % (HPLC)

Synonym:

PyClU

Catalog Number:

12939

Purity Limit:

≥ 98 % (HPLC)

CAS Number:

135540-11-3

MDL NO:

MFCD00191333

Molecular Formula:

_C9H16ClF6N2P

Molecular Weight:

332.66

Specification Sheet SDS
Carbonato de bis(4-nitrofenilo)

Purity:

≥ 98 % (HPLC)

Synonym:

Carbonato de 4-nitrofenilo

Catalog Number:

12948

Purity Limit:

≥ 98 % (HPLC)

CAS Number:

5070-13-3

MDL NO:

MFCD00007322

Molecular Formula:

_C13H8N2O7

Molecular Weight:

304.21

Specification Sheet SDS
N,N-Di-terc-butilcarbodiimida

Hazmat

Purity:

≥ 99% (GC)

Hazmat

Catalog Number:

12908

Purity Limit:

≥ 99% (GC)

CAS Number:

691-24-7

MDL NO:

MFCD00010231

Molecular Formula:

_C9H18N2

Molecular Weight:

154.26

Specification Sheet SDS
Hexafluorofosfato de O-(N-succinimidil)-N,N,N',N'-tetrametiluronio

Purity:

≥ 99 % (HPLC)

Synonym:

Hexafluorofosfato de N , N , N ', N '-tetrametil-O-(N-succinimidil)uronio

Catalog Number:

12880

Purity Limit:

≥ 99 % (HPLC)

CAS Number:

265651-18-1

MDL NO:

MFCD01863753

Molecular Formula:

_C9H16F6N3O3P

Molecular Weight:

359.21

Specification Sheet SDS
Sal sódica de N-hidroxisulfosuccinimida

Purity:

≥ 99 % (HPLC)

Synonym:

Sal sódica del ácido hidroxi-2,5-dioxo-pirrolidin-3-sulfónico

Catalog Number:

12831

Purity Limit:

≥ 99 % (HPLC)

CAS Number:

106627-54-7

MDL NO:

MFCD00043100

Molecular Formula:

_C4H4NNaO6S

Molecular Weight:

217.13

Specification Sheet SDS
Diimidazolida de ácido oxálico

Purity:

≥ 98% (ensayo por titulación)

Synonym:

1,1'-Oxalildiimidazol

Catalog Number:

12829

Purity Limit:

≥ 98% (ensayo por titulación)

CAS Number:

18637-83-7

MDL NO:

MFCD00043067

Molecular Formula:

_C8H6N4O2

Molecular Weight:

190.16

Specification Sheet SDS
3-(Dietoxi-fosforiloxi)-3 H -benzo[ δ ][1,2,3]triazin-4-ona

Purity:

≥ 98,5 % (HPLC)

Synonym:

DEPBT

Catalog Number:

11460

Purity Limit:

≥ 98,5 % (HPLC)

CAS Number:

165534-43-0

MDL NO:

MFCD01236967

Molecular Formula:

_C11H14N3O5P

Molecular Weight:

299.22

Specification Sheet SDS
Trifosgeno

Hazmat

Purity:

≥ 99% (ensayo)

Synonym:

Carbonato de bis(triclorometilo)

Hazmat

Catalog Number:

07205

Purity Limit:

≥ 99% (ensayo)

CAS Number:

32315-10-9

MDL NO:

MFCD00062848

Molecular Formula:

_C3Cl6O3

Molecular Weight:

296.7

Specification Sheet SDS
P -clorodifenilfosfina

Hazmat

Purity:

≥ 98% (GC)

Synonym:

Difenilclorofosfina

Hazmat

Catalog Number:

06895

Purity Limit:

≥ 98% (GC)

CAS Number:

1079-66-9

MDL NO:

MFCD00000529

Molecular Formula:

_C12H10ClP

Molecular Weight:

220.64

Specification Sheet SDS
Hexafluorofosfato de tetrametilfluoroformamidinio

Purity:

≥ 98 % (HPLC)

Synonym:

TFFH

Catalog Number:

05189

Purity Limit:

≥ 98 % (HPLC)

CAS Number:

164298-23-1

MDL NO:

MFCD02684443

Molecular Formula:

_C5H12N2PF7

Molecular Weight:

264.12

Specification Sheet SDS
Tetrafluoroborato de O-[(Etoxicarbonil)cianometilenamino]-N,N,N',N'-tetrametiluronio

Purity:

≥ 99 % (HPLC)

Synonym:

TOTU

Catalog Number:

04884

Purity Limit:

≥ 99 % (HPLC)

CAS Number:

136849-72-4

MDL NO:

MFCD00192127

Molecular Formula:

_{C10H17BF4N4O3}

Molecular Weight:

328.08

Specification Sheet SDS
Cloroformiato de 4-nitrofenilo

Synonym:

Clorocarbonato de 4-nitrofenilo

Catalog Number:

04897

CAS Number:

7693-46-1

MDL NO:

MFCD00007321

Molecular Formula:

_C7H4NO4Cl

Molecular Weight:

201.57

SDS
Yoduro de 2-cloro-1-metilpiridinio

Purity:

≥ 98 % (HPLC)

Synonym:

Reactivo de Mukaiyama

Catalog Number:

04881

Purity Limit:

≥ 98 % (HPLC)

CAS Number:

14338-32-0

MDL NO:

MFCD00011984

Molecular Formula:

_C6H7NClI

Molecular Weight:

255.49

Specification Sheet SDS
Hexafluorofosfato de clorotripirrolidinofosfonio

Purity:

≥ 98 % (HPLC)

Synonym:

PycloP-es

Catalog Number:

04880

Purity Limit:

≥ 98 % (HPLC)

CAS Number:

133894-48-1

MDL NO:

MFCD00210035

Molecular Formula:

_{C12H24F6N3P2Cl}

Molecular Weight:

421.74

Specification Sheet SDS
1-Hidroxi-6-(trifluorometil)benzotriazol

Hazmat

Purity:

≥ 98 % (HPLC)

Synonym:

6-(trifluoro-metil)-HOBT

Hazmat

Catalog Number:

03533

Purity Limit:

≥ 98 % (HPLC)

CAS Number:

26198-21-0

MDL NO:

MFCD00038806

Molecular Formula:

_C7H4N3DE3

Molecular Weight:

203.12

Specification Sheet SDS
N -Hidroxiftalimida

Purity:

≥ 99% (ensayo)

Synonym:

2-Hidroxi-1 H -isoindol-1,3(2 H )-diona

Catalog Number:

02322

Purity Limit:

≥ 99% (ensayo)

CAS Number:

524-38-9

MDL NO:

MFCD00005891

Molecular Formula:

_C8H5NO3

Molecular Weight:

163.13

Specification Sheet SDS
Tetrafluoroborato de O-(benzotriazol-1-il) -N , N , N ', N' -tetrametiluronio

Hazmat

Purity:

≥ 98 % (HPLC)

Synonym:

TBT

Hazmat

Catalog Number:

02056

Purity Limit:

≥ 98 % (HPLC)

CAS Number:

125700-67-6

MDL NO:

MFCD00077413

Molecular Formula:

_C11H16N5O · _BF4

Molecular Weight:

321.1

Specification Sheet SDS
2,4,5-triclorofenol

Hazmat

Purity:

≥ 95% (GC)

Synonym:

2,4,5-Tricloro-1-hidroxi-benceno

Hazmat

Catalog Number:

02361

Purity Limit:

≥ 95% (GC)

CAS Number:

95-95-4

MDL NO:

MFCD00002170

Molecular Formula:

_C6H3Cl3O

Molecular Weight:

197.45

Specification Sheet SDS
Tetrafluoroborato de 2-succinimido-1,1,3,3-tetrametiluronio

Purity:

≥ 99 % (HPLC)

Synonym:

Universidad Técnica Estatal de Texas

Catalog Number:

02357

Purity Limit:

≥ 99 % (HPLC)

CAS Number:

105832-38-0

MDL NO:

MFCD00077875

Molecular Formula:

_C9H16O3N3BF4

Molecular Weight:

301.1

Specification Sheet SDS
Trifluoroacetato de 4-nitrofenilo

Purity:

≥ 99 % (HPLC)

Synonym:

Éster 4-nitrofenílico del ácido trifluoroacético

Catalog Number:

02341

Purity Limit:

≥ 99 % (HPLC)

CAS Number:

658-78-6

MDL NO:

MFCD00007324

Molecular Formula:

_C8H4F3NO4

Molecular Weight:

235.12

Specification Sheet SDS
4-Nitrofenol

Hazmat

Purity:

≥ 99% (ensayo)

Synonym:

Instituto Nacional de Salud

Hazmat

Catalog Number:

02340

Purity Limit:

≥ 99% (ensayo)

CAS Number:

100-02-7

MDL NO:

MFCD00007331

Molecular Formula:

_C6H5NO3

Molecular Weight:

139.11

Specification Sheet SDS
4-pirrolidinopiridina

Hazmat

Purity:

≥ 98% (ensayo)

Synonym:

1-(4-piridil)pirrolidina

Hazmat

Catalog Number:

02356

Purity Limit:

≥ 98% (ensayo)

CAS Number:

2456-81-7

MDL NO:

MFCD00006415

Molecular Formula:

_C9H12N2

Molecular Weight:

148.2

Specification Sheet SDS
Tetrafluoroborato de 2-(2-piridon-1il)-1,1,3,3-tetrametiluronio

Purity:

≥ 99 % (HPLC)

Synonym:

TPTU/TOPPyU

Catalog Number:

02355

Purity Limit:

≥ 99 % (HPLC)

CAS Number:

125700-71-2

MDL NO:

MFCD00075475

Molecular Formula:

_{C10H16BF4N3O2}

Molecular Weight:

297.06

Specification Sheet SDS
Tetrafluoroborato de 2-(5-Norbornen-2,3-dicarboximido)-1,1,3,3-tetrametiluronio

Purity:

≥ 99 % (HPLC)

Synonym:

Unión Tecnológica Nacional

Catalog Number:

02343

Purity Limit:

≥ 99 % (HPLC)

CAS Number:

125700-73-4

MDL NO:

MFCD00167753

Molecular Formula:

_{C14H20BF4N3O3}

Molecular Weight:

365.14

Specification Sheet SDS
Carbonato de N , N'- disuccinimidilo

Purity:

≥ 98 % (HPLC)

Synonym:

DSC

Catalog Number:

02309

Purity Limit:

≥ 98 % (HPLC)

CAS Number:

74124-79-1

MDL NO:

MFCD00009767

Molecular Formula:

_C9H8N2O7

Molecular Weight:

256.2

Specification Sheet SDS
N-Hidroxi-5-norborneno-endo-2,3-dicarboximida

Purity:

≥ 98% (ensayo)

Synonym:

Honradez

Catalog Number:

02321

Purity Limit:

≥ 98% (ensayo)

CAS Number:

21715-90-2

MDL NO:

MFCD00065691

Molecular Formula:

_C9H9NO3

Molecular Weight:

179.2

Specification Sheet SDS
Hexafluorofosfato de (benzotriazol-1-iloxi)tripirrolidinofosfonio

Purity:

≥ 99 % (HPLC)

Synonym:

PP de alta pureza

Catalog Number:

02276

Purity Limit:

≥ 99 % (HPLC)

CAS Number:

128625-52-5

MDL NO:

MFCD00077411

Molecular Formula:

C ₁₈ H ₂₈ N ₆ OP · F ₆ P

Molecular Weight:

520.34

Specification Sheet SDS
Fosforilazida de difenilo

Hazmat

Purity:

≥ 99% (GC)

Synonym:

Azida de éster difenílico de ácido fosfórico

Hazmat

Catalog Number:

02307

Purity Limit:

≥ 99% (GC)

CAS Number:

26386-88-9

MDL NO:

MFCD00001987

Molecular Formula:

_C12H10N3O3P

Molecular Weight:

275.2

Specification Sheet SDS
N-Ciclohexil-N'-(2-morfolinoetil)carbodiimida metil-p-toluenosulfonato

Purity:

≥ 96% (RMN)

Synonym:

Morfo-CDI

Catalog Number:

02297

Purity Limit:

≥ 96% (RMN)

CAS Number:

2491-17-0

MDL NO:

MFCD00011979

Molecular Formula:

_C14H26N3O · _C7H7O3S

Molecular Weight:

423.6

Specification Sheet SDS
Hexafluorofosfato de bromo- tris -pirrolidino-fosfonio

Purity:

≥ 99 % (HPLC)

Synonym:

Hexafluorofosfato de bromotripirrolidinofosfonio

Catalog Number:

02275

Purity Limit:

≥ 99 % (HPLC)

CAS Number:

132705-51-2

MDL NO:

MFCD00077412

Molecular Formula:

_{C12H24N3P2BrF6}

Molecular Weight:

466.2

Specification Sheet SDS
Cloruro de N , N -bis(2-oxo-3-oxazolidinil)fosfínico

Hazmat

Purity:

≥ 98% (ensayo)

Synonym:

BOP-Cl

Hazmat

Catalog Number:

02280

Purity Limit:

≥ 98% (ensayo)

CAS Number:

68641-49-6

MDL NO:

MFCD00010077

Molecular Formula:

_C6H8ClN2O5P

Molecular Weight:

254.6

Specification Sheet SDS
3-Nitro-1H-1,2,4-triazol

Purity:

≥ 99% (ensayo)

Catalog Number:

00941

Purity Limit:

≥ 99% (ensayo)

CAS Number:

24807-55-4

MDL NO:

MFCD00009749

Molecular Formula:

_C2H2N4O2

Molecular Weight:

114.1

Specification Sheet SDS
4-toluenosulfonato de 2-fluoro-1-metilpiridinio

Purity:

≥ 98% (RMN)

Synonym:

1 Tosilato de metil-2-fluoropiridinio

Catalog Number:

01278

Purity Limit:

≥ 98% (RMN)

CAS Number:

58086-67-2

MDL NO:

MFCD00011983

Molecular Formula:

_C6H7FN · _C7H7O3S

Molecular Weight:

283.3

Specification Sheet SDS
1H-1,2,4-Triazol

Purity:

≥ 99 % (HPLC)

Synonym:

Pirrodiazol

Catalog Number:

00942

Purity Limit:

≥ 99 % (HPLC)

CAS Number:

288-88-0

MDL NO:

MFCD00005228

Molecular Formula:

_C2H3N3

Molecular Weight:

69.07

Specification Sheet SDS
1-(2,4,6-Triisopropilbencenosulfonil)-1H-1,2,4-triazol

Synonym:

TPS

Catalog Number:

00932

CAS Number:

54230-60-3

MDL NO:

MFCD00014089

Molecular Formula:

_C17H25N3O2S

Molecular Weight:

335.5

SDS
2-Hidroxipiridina- N -óxido

Purity:

≥ 99 % (HPLC)

Synonym:

1-Hidroxi-2(1 H )piridinona

Catalog Number:

00785

Purity Limit:

≥ 99 % (HPLC)

CAS Number:

13161-30-3

MDL NO:

MFCD00006195

Molecular Formula:

_C5H5NO2

Molecular Weight:

111.1

Specification Sheet SDS
Cloruro de 2,4,6-triisopropilbencenosulfonilo

Hazmat

Purity:

≥ 99% (titulación)

Synonym:

Cloruro de trisilo

Hazmat

Catalog Number:

00923

Purity Limit:

≥ 99% (titulación)

CAS Number:

6553-96-4

MDL NO:

MFCD00007433

Molecular Formula:

_C15H23SO2Cl

Molecular Weight:

302.9

Specification Sheet SDS
1-(2,4,6-triisopropilbencenosulfonil)imidazol

Purity:

≥ 99 % (HPLC)

Synonym:

1-(2,4,6-triisopropilfenilsulfonil)imidazol

Catalog Number:

00928

Purity Limit:

≥ 99 % (HPLC)

CAS Number:

50257-40-4

MDL NO:

MFCD00005283

Molecular Formula:

_C18H26N2O2S

Molecular Weight:

334.4

Specification Sheet SDS
Hexafluorofosfato de benzotriazol-1-il-oxi- tris (dimetilamino)fosfonio

Hazmat

Purity:

≥ 99 % (HPLC)

Synonym:

GOLPEAR

Hazmat

Catalog Number:

00604

Purity Limit:

≥ 99 % (HPLC)

CAS Number:

56602-33-6

MDL NO:

MFCD00011948

Molecular Formula:

_{C12H22F6N6OP2}

Molecular Weight:

442.5

Specification Sheet SDS
Pentafluorofenol

Purity:

≥ 99,5 % (GC)

Synonym:

2,3,4,5,6-pentafluorofenol

Catalog Number:

00536

Purity Limit:

≥ 99,5 % (GC)

CAS Number:

771-61-9

MDL NO:

MFCD00002156

Molecular Formula:

_C6HF5O

Molecular Weight:

184.06

Specification Sheet SDS
4-Dimetilaminopiridina

Hazmat

Purity:

≥ 99% (ensayo)

Synonym:

Mapa DMPA

Hazmat

Catalog Number:

00120

Purity Limit:

≥ 99% (ensayo)

CAS Number:

1122-58-3

MDL NO:

MFCD00006418

Molecular Formula:

_C7H10N2

Molecular Weight:

122.17

Specification Sheet SDS

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