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  Protecting&Coupling Reagents

Products

Abbr

CAS #

Molecular Formula

Molecular Weight

Protecting Reagents

4,4'-Dimethoxytriphenylmethyl chloride

DMT-Cl

40615-36-9

C 21 H 19 ClO 2

338.83 

5-Benzylmercapto-1H-tetrazole

5-BMT, BMT

Ethylthio-1H-tetrazole

ETT

89797-68-2

C 3 H 6 N 4 S

130.17

4,5-Dicyanoimidazole

DCI

1122-28-7

C 5 H 2 N 4

118.10

Phenylacetyl Disulfide

PADS

15088-78-5

C 16 H 14 O 2 S 2

302.41

N-Protecting Reagents

 N-(Cyclopentyloxy curbonyloxy) Succinimide

CP-Osu

128595-07-03

C 10 H 12 NO 5

226

Di-Tert-Butyldicarbonate

DiBoc

24424-99-5

C 10 H 18 O 5

218.25

9-Fluorenemethanol

Fmoc-OH

24324-17-2

C 14 H 12 O

196.25

FmocN-hydroxysuccinimide ester

Fmoc-Osu

82911-69-1

C 19 H 15 NO 5

337.33

N-Hydroxysuccinimide

HOSu

6066-82-6

C 4 H 5 NO 3

115.09

N-(2-Bromobenzyloxycarbonyloxy)succinimide

Z(2-Br)-Osu

128611-93-8

C 12 H 10 BrNO 5

328.12

N-(2-Chlorobenzyloxycarbonyloxy)succinimide

Z(2-Cl)-Osu

65853-65-8

C 12 H 10 CINO 5

283.67

N-(BenzyloxyCarbonyloxy) Succinimide

Z-Osu

13139-17-8

C 12 H 11 NO 5

249.24

Coupling Reagents

O-[(Ethonycarbonyl)O- cyanomethylenamino]-N,N,N',N'-tetramethyluronium tetrafluoroborate ,

TOTU

136849-72-4

C 10 H 17 BF 4 N 4 O 3

328.07

3-(Diethoxyphosphoryloxy)-1,2,3-benzotriazin-4(3H)-one 

DOPBT

165534-43-0

C 11 H 14 N 3 O 5 P

299.23

O-(7-Azabenzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate ,

HATU

148893-10-1

C 10 H 15 F 6 N 6 OP

380.23

 O-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate

HBTU

94790-37-1

C 11 H 16 F 6 N 5 OP

379.24

1-Hydroxy-7-azabenzotriazole solution

HOAT

39968-33-7

 C 5 H 4 N 4 O

136.11

1-Hydroxybenzotriazole hydrate

HOBT (anhydrous)

2592-95-2

C 6 H 5 N 3 O

135.1

1-Hydroxybenzotriazole Monohydrate

HOBt(mono hydrate)

123333-53-9

C 6 H 5 N 3 O.xH 2 O

(Benzotriazol-1-yloxy)tripyrrolidinophosphonium hexafluorophosphate

PYBOP

128625-52-5

C 18 H 28 F 6 N 6 OP 2

520.39

 O-(7-Azabenzotriazole-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate

TATU

C 10 H 15 BF 4 N 6 O

322.09

O-(Benzotriazol-1-yl)-N,N,N'N'-tetramethyluronium tetrafluoroborate

TBTU

125700-67-6

C 11 H 16 BF 4 N 5 O

321.08

 

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