Peptide Coupling Reagents

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

Hazmat

Purity:

≥ 99.5% (HPLC)

Synonym:

HATU

Hazmat

Catalog Number:

12881

CAS Number:

148893-10-1

Purity Limit:

≥ 99.5% (HPLC)

MDL NO:

MFCD00274639

Molecular Formula:

C₁₀H₁₅F₆N₆OP

Molecular Weight:

380.23

Specification Sheet SDS
N,N'-Diisopropylcarbodiimide

Hazmat

Purity:

≥ 99% (GC)

Synonym:

DIC

Hazmat

Catalog Number:

00110

CAS Number:

693-13-0

Purity Limit:

≥ 99% (GC)

MDL NO:

MFCD00065689

Molecular Formula:

C₇H₁₄N₂

Molecular Weight:

126.2

Specification Sheet SDS
3-(3-Dimethylaminopropyl)-1-ethyl-carbodiimide hydrochloride

Hazmat

Purity:

≥ 98% (Assay by titration)

Synonym:

EDC hydrochloride

Hazmat

Catalog Number:

00050

CAS Number:

25952-53-8

Purity Limit:

≥ 98% (Assay by titration)

MDL NO:

MFCD00012503

Molecular Formula:

C₈H₁₇N₃·HCl

Molecular Weight:

191.7

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

Purity:

≥ 99% (HPLC)

Synonym:

HBTU

Catalog Number:

02011

CAS Number:

94790-37-1

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD00075445

Molecular Formula:

C₁₁H₁₆F₆N₅OP

Molecular Weight:

379.25

Specification Sheet SDS
Ethyl (hydroxyimino)cyanoacetate

Purity:

≥ 99% (HPLC)

Synonym:

Ethyl cyano(hydroxyimino)acetate

Catalog Number:

26426

CAS Number:

3849-21-6

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD00002112

Molecular Formula:

C₅H₆N₂O₃

Molecular Weight:

142.11

Specification Sheet SDS
O-(1H-6-Chlorobenzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate

Purity:

≥ 99.5% (HPLC)

Synonym:

HCTU

Catalog Number:

14260

CAS Number:

330645-87-9

Purity Limit:

≥ 99.5% (HPLC)

MDL NO:

MFCD04973268

Molecular Formula:

C₁₁H₁₅CIF₆N₅OP

Molecular Weight:

413.69

Specification Sheet SDS
1-Hydroxybenzotriazole hydrate wetted with not less than 20 wt. % water

Hazmat

Purity:

≥ 99% (HPLC)

Synonym:

HOBt hydrate

Hazmat

Catalog Number:

24755

CAS Number:

123333-53-9

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD00065690

Molecular Formula:

C₆H₅N₃O·xH₂O

Molecular Weight:

135.12

Specification Sheet SDS
N,N'-Disuccinimidyl carbonate

Purity:

≥ 99% (HPLC)

Synonym:

DSC

Catalog Number:

02309

CAS Number:

74124-79-1

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD00009767

Molecular Formula:

C₉H₈N₂O₇

Molecular Weight:

256.2

Specification Sheet SDS
N-Hydroxysuccinimide

Purity:

≥ 99% (Assay)

Synonym:

NHS

Catalog Number:

00182

CAS Number:

6066-82-6

Purity Limit:

≥ 99% (Assay)

MDL NO:

MFCD00005516

Molecular Formula:

C₄H₅NO₃

Molecular Weight:

115.1

Specification Sheet SDS
Bis(pentafluorophenyl) carbonate

Purity:

≥ 99% (GC)

Synonym:

PFPC

Catalog Number:

23085

CAS Number:

59483-84-0

Purity Limit:

≥ 99% (GC)

MDL NO:

MFCD00368353

Molecular Formula:

C₁₃F₁₀O₃

Molecular Weight:

394.13

Specification Sheet SDS
(Benzotriazol-1-yloxy)tripyrrolidinophosphonium hexafluorophosphate

Purity:

≥ 99% (HPLC)

Synonym:

BOPP

Catalog Number:

02276

CAS Number:

128625-52-5

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD00077411

Molecular Formula:

C₁₈H₂₈N₆OP·₆P

Molecular Weight:

520.34

Specification Sheet SDS
1,3-Dicyclohexylcarbodiimide

Hazmat

Purity:

≥ 99% (GC)

Synonym:

N,N'-Dicyclohexylcarbodiimide

Hazmat

Catalog Number:

00114

CAS Number:

538-75-0

Purity Limit:

≥ 99% (GC)

MDL NO:

MFCD00011659

Molecular Formula:

C₁₃H₂₂N₂

Molecular Weight:

206.33

Specification Sheet SDS
Triphosgene

Hazmat

Purity:

≥ 99% (Assay)

Synonym:

Bis(trichloromethyl) carbonate

Hazmat

Catalog Number:

07205

CAS Number:

32315-10-9

Purity Limit:

≥ 99% (Assay)

MDL NO:

MFCD00062848

Molecular Formula:

C₃Cl₆O₃

Molecular Weight:

296.7

Specification Sheet SDS
4-Dimethylaminopyridine

Hazmat

Purity:

≥ 99% (Assay)

Synonym:

DMAP

Hazmat

Catalog Number:

00120

CAS Number:

1122-58-3

Purity Limit:

≥ 99% (Assay)

MDL NO:

MFCD00006418

Molecular Formula:

C₇H₁₀N₂

Molecular Weight:

122.17

Specification Sheet SDS
Benzotriazol-1-yl-oxy-tris(dimethylamino)phosphonium hexafluorophosphate

Hazmat

Purity:

≥ 99% (HPLC)

Synonym:

BOP

Hazmat

Catalog Number:

00604

CAS Number:

56602-33-6

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD00011948

Molecular Formula:

C₁₂H₂₂F₆N₆OP₂

Molecular Weight:

442.5

Specification Sheet SDS
N,N-Carbonyldiimidazole

Hazmat

Purity:

≥ 97% (Assay by titration)

Synonym:

CDI

Hazmat

Catalog Number:

00051

CAS Number:

530-62-1

Purity Limit:

≥ 97% (Assay by titration)

MDL NO:

MFCD00005286

Molecular Formula:

C₇H₆N₄O

Molecular Weight:

162.15

Specification Sheet SDS
N-Hydroxysulfosuccinimide sodium salt

Purity:

≥ 99% (HPLC)

Synonym:

Hydroxy-2,5-dioxo-pyrrolidine-3-sulfonic-acid sodium salt

Catalog Number:

12831

CAS Number:

106627-54-7

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD00043100

Molecular Formula:

C₄H₄NNaO₆S

Molecular Weight:

217.13

Specification Sheet SDS
Acrylic acid N-hydroxysuccinimide ester

Purity:

≥ 99% (GC)

Synonym:

N-Acryloxysuccinimide

Catalog Number:

36226

CAS Number:

38862-24-7

Purity Limit:

≥ 99% (GC)

MDL NO:

MFCD00078261

Molecular Formula:

C₇H₇No₄

Molecular Weight:

169.13

Specification Sheet SDS
2-Chloro-1-methylpyridinium iodide

Purity:

≥ 98% (HPLC)

Synonym:

Mukaiyama's reagent

Catalog Number:

04881

CAS Number:

14338-32-0

Purity Limit:

≥ 98% (HPLC)

MDL NO:

MFCD00011984

Molecular Formula:

C₆H₇NClI

Molecular Weight:

255.49

Specification Sheet SDS
Diphenyl phosphoryl azide

Hazmat

Purity:

≥ 99% (GC)

Synonym:

Phosphoric acid diphenyl ester azide

Hazmat

Catalog Number:

02307

CAS Number:

26386-88-9

Purity Limit:

≥ 99% (GC)

MDL NO:

MFCD00001987

Molecular Formula:

C₁₂H₁₀N₃O₃P

Molecular Weight:

275.2

Specification Sheet SDS
N-(3-Dimethylaminopropyl)-N′-ethylcarbodiimide

Hazmat

Purity:

≥ 98% (GC)

Synonym:

1-(3-Dimethylaminopropyl)-3-ethylcarbodiimide

Hazmat

Catalog Number:

33523

CAS Number:

1892-57-5

Purity Limit:

≥ 98% (GC)

MDL NO:

MFCD00044916

Molecular Formula:

C₈H₁₇N₃

Molecular Weight:

155.24

Specification Sheet SDS
1,3-Dicyclohexylcarbodiimide solution (50% in THF)

Hazmat

Purity:

≥ 99% (GC)

Synonym:

N,N'-Dicyclohexylcarbodiimide

Hazmat

Catalog Number:

30785

CAS Number:

538-75-0

Purity Limit:

≥ 99% (GC)

MDL NO:

MFCD00011659

Molecular Formula:

C₁₃H₂₂N₂

Molecular Weight:

206.33

Specification Sheet SDS
4-(4,6-Dimethoxy-1,3,5-triazine-2-yl)-4-methylmorpholinium chloride

Hazmat

Purity:

≥ 99% (HPLC)

Synonym:

DMTMM

Hazmat

Catalog Number:

30406

CAS Number:

3945-69-5

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD03613550

Molecular Formula:

C₁₀H₁₇N₄O₃Cl

Molecular Weight:

276.72

Specification Sheet SDS
Succinimidyl iodoacetate

Purity:

≥ 98% (HPLC)

Synonym:

SIA

Catalog Number:

22998

CAS Number:

39028-27-8

Purity Limit:

≥ 98% (HPLC)

MDL NO:

MFCD00058451

Molecular Formula:

C₆H₆NO₄I

Molecular Weight:

283.02

Specification Sheet SDS
O-(N-Succinimidyl)-N,N,N',N'-tetramethyl uronium hexafluoro phosphate

Purity:

≥ 99% (HPLC)

Synonym:

N,N,N',N'-Tetramethyl-O-(N-succinimidyl)uronium hexafluorophosphate

Catalog Number:

12880

CAS Number:

265651-18-1

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD01863753

Molecular Formula:

C₉H₁₆F₆N₃O₃P

Molecular Weight:

359.21

Specification Sheet SDS
3-(Diethoxy-phosphoryloxy)-3H-benzo[d][1,2,3]triazin-4-one

Purity:

≥ 98.5% (HPLC)

Synonym:

DEPBT

Catalog Number:

11460

CAS Number:

165534-43-0

Purity Limit:

≥ 98.5% (HPLC)

MDL NO:

MFCD01236967

Molecular Formula:

C₁₁H₁₄N₃O₅P

Molecular Weight:

299.22

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

Hazmat

Purity:

≥ 98% (HPLC)

Synonym:

TBTU

Hazmat

Catalog Number:

02056

CAS Number:

125700-67-6

Purity Limit:

≥ 98% (HPLC)

MDL NO:

MFCD00077413

Molecular Formula:

C₁₁H₁₆N₅O·BF₄

Molecular Weight:

321.1

Specification Sheet SDS
4-Nitrophenol

Hazmat

Purity:

≥ 99% (assay)

Synonym:

HONP

Hazmat

Catalog Number:

02340

CAS Number:

100-02-7

Purity Limit:

≥ 99% (assay)

MDL NO:

MFCD00007331

Molecular Formula:

C₆H₅NO₃

Molecular Weight:

139.11

Specification Sheet SDS
N-Ethoxycarbonyl-2-ethoxy-1,2-dihydroquinoline

Purity:

≥ 99% (HPLC)

Synonym:

EEDQ

Catalog Number:

00346

CAS Number:

16357-59-8

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD00006703

Molecular Formula:

C₁₄H₁₇NO₃

Molecular Weight:

247.3

Specification Sheet SDS
2,2'-Dithiodipyridine

Hazmat

Purity:

≥ 99% (Assay)

Synonym:

2,2'-Dipyridyl disulfide

Hazmat

Catalog Number:

00124

CAS Number:

2127-03-9

Purity Limit:

≥ 99% (Assay)

MDL NO:

MFCD00006287

Molecular Formula:

C₁₀H₈N₂S₂

Molecular Weight:

220.23

Specification Sheet SDS
Trifluoromethanesulfonyl chloride

Hazmat

Purity:

≥ 99% (GC)

Synonym:

Triflyl chloride

Hazmat

Catalog Number:

37184

CAS Number:

421-83-0

Purity Limit:

≥ 99% (GC)

MDL NO:

MFCD00007451

Molecular Formula:

CF₃SO₂Cl

Molecular Weight:

168.51

Specification Sheet SDS
O-(6-Chlorobenzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate

Purity:

≥ 99% (HPLC)

Synonym:

1-[Bis(dimethylamino)methylen]-5-chlorobenzotriazolium 3-oxide tetrafluoroborate

Catalog Number:

23208

CAS Number:

330641-16-2

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD08461912

Molecular Formula:

C₁₁H₁₅BClF₄N₅O

Molecular Weight:

355.53

Specification Sheet SDS
P-Chlorodiphenylphosphine

Hazmat

Purity:

≥ 98% (GC)

Synonym:

Diphenyl chlorophosphine

Hazmat

Catalog Number:

06895

CAS Number:

1079-66-9

Purity Limit:

≥ 98% (GC)

MDL NO:

MFCD00000529

Molecular Formula:

C₁₂H₁₀ClP

Molecular Weight:

220.64

Specification Sheet SDS
N-Hydroxy-5-norbornene-endo-2,3-dicarboximide

Purity:

≥ 98% (Assay)

Synonym:

HONB

Catalog Number:

02321

CAS Number:

21715-90-2

Purity Limit:

≥ 98% (Assay)

MDL NO:

MFCD00065691

Molecular Formula:

C₉H₉NO₃

Molecular Weight:

179.2

Specification Sheet SDS
Bromo-tris-pyrrolidino-phosphonium hexafluorophosphate

Purity:

≥ 99% (HPLC)

Synonym:

Bromotripyrrolidinophosphonium hexafluorophosphate

Catalog Number:

02275

CAS Number:

132705-51-2

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD00077412

Molecular Formula:

C₁₂H₂₄N₃P₂BrF₆

Molecular Weight:

466.2

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

Purity:

≥ 99% (HPLC)

Synonym:

Pyrrodiazole

Catalog Number:

00942

CAS Number:

288-88-0

Purity Limit:

≥ 99% (HPLC)

MDL NO:

MFCD00005228

Molecular Formula:

C₂H₃N₃

Molecular Weight:

69.07

Specification Sheet SDS
Pentafluorophenol

Purity:

≥ 99.5% (GC)

Synonym:

2,3,4,5,6-Pentafluorophenol

Catalog Number:

00536

CAS Number:

771-61-9

Purity Limit:

≥ 99.5% (GC)

MDL NO:

MFCD00002156

Molecular Formula:

C₆HF₅O

Molecular Weight:

184.06

Specification Sheet SDS
Pentachlorophenyl trichloroacetate

Purity:

≥ 95% (HPLC)

Synonym:

Trichloroacetic acid pentachlorophenyl ester

Catalog Number:

41749

CAS Number:

2879-60-9

Purity Limit:

≥ 95% (HPLC)

MDL NO:

MFCD00059487

Molecular Formula:

C₈Cl₈O₂

Molecular Weight:

411.69

Specification Sheet SDS
O-(Benzotriazol-1-yl)-N,N,N',N'-bis(pentamethylene)uronium hexafluorophosphate

Purity:

≥ 98% (HPLC)

Synonym:

(Benzotriazol-1-yloxy)dipiperidinocarbenium hexafluorophosphate

Catalog Number:

41750

CAS Number:

206752-41-2

Purity Limit:

≥ 98% (HPLC)

MDL NO:

MFCD00191769

Molecular Formula:

C₁₇H₂₄F₆N₅OP

Molecular Weight:

459.38

Specification Sheet SDS
N-Cyclohexylcarbodiimidomethyl polystyrene resin (cross-linked with 1% DVB, 50-100mesh, 1.5 - 2.0 mmol/g)

Synonym:

1-Benzyl-3-cyclohexylcarbodiimide resin (cross-linked with 1% DVB, 50-100mesh, 1.5 - 2.0 mmol/g)

Catalog Number:

37414

MDL NO:

MFCD01867681

Molecular Weight:

0.0

Specification Sheet SDS
1-(3-Dimethylaminopropyl)-3-ethylcarbodiimide resin (cross-linked with 1% DVB, 50-100mesh, 1.0-1.3mmol/g)

Synonym:

EDC resin (cross-linked with 1% DVB, 50-100mesh, 1.0-1.3mmol/g)

Catalog Number:

37415

MDL NO:

MFCD01867688

Molecular Weight:

0.0

Specification Sheet SDS
Tetrafluoro-1,4-benzoquinone

Purity:

≥ 98% (HPLC)

Synonym:

p-Fluoranil

Catalog Number:

37190

CAS Number:

527-21-9

Purity Limit:

≥ 98% (HPLC)

MDL NO:

MFCD00001592

Molecular Formula:

C₆F₄O₂

Molecular Weight:

180.06

Specification Sheet SDS
p-Benzoquinone

Hazmat

Purity:

≥ 99% (GC)

Synonym:

1,4-Benzoquinone

Hazmat

Catalog Number:

37187

CAS Number:

106-51-4

Purity Limit:

≥ 99% (GC)

MDL NO:

MFCD00001591

Molecular Formula:

C₆H₄O₂

Molecular Weight:

108.1

Specification Sheet SDS
Diphenyl (2,3-Dihydro-2-thioxo-3-benzoxazolyl)phosphonate

Purity:

≥ 98% (Assay by titration)

Synonym:

(2,3-Dihydro-2-thioxo-3-benzoxazolyl)phosphonic acid diphenyl ester

Catalog Number:

37188

CAS Number:

111160-56-6

Purity Limit:

≥ 98% (Assay by titration)

MDL NO:

MFCD00142793

Molecular Formula:

C₁₉H₁₄NO₄PS

Molecular Weight:

383.36

Specification Sheet SDS
Tris(2,2,2-trifluoroethyl) borate

Hazmat

Purity:

≥ 95% (NMR)

Synonym:

Tris(2,2,2-trifluoroethoxy)boron

Hazmat

Catalog Number:

37191

CAS Number:

659-18-7

Purity Limit:

≥ 95% (NMR)

MDL NO:

MFCD00093768

Molecular Formula:

C₆H₆BF₉O₃

Molecular Weight:

307.91

Specification Sheet SDS
4-Trifluoromethylbenzoic anhydride

Purity:

≥ 97% (NMR)

Catalog Number:

37180

CAS Number:

25753-16-6

Purity Limit:

≥ 97% (NMR)

MDL NO:

MFCD00671577

Molecular Formula:

C₁₆H₈F₆O₃

Molecular Weight:

362.23

Specification Sheet SDS
2,6-Di-tert-butyl-1,4-benzoquinone

Purity:

≥ 98% (GC)

Synonym:

2,6-Di-tert-butyl-p-quinone

Catalog Number:

37189

CAS Number:

719-22-2

Purity Limit:

≥ 98% (GC)

MDL NO:

MFCD00001601

Molecular Formula:

C₁₄H₂₀O₂

Molecular Weight:

220.31

Specification Sheet SDS
1-(Trifluoromethanesulfonyl)imidazole

Purity:

≥ 98% (GC)

Catalog Number:

37186

CAS Number:

29540-81-6

Purity Limit:

≥ 98% (GC)

MDL NO:

MFCD00037891

Molecular Formula:

C₄H₃F₃N₂O₂S

Molecular Weight:

200.14

Specification Sheet SDS
Trifluoromethanesulfonanilide

Hazmat

Purity:

≥ 98% (Assay by titration, HPLC)

Synonym:

1,1,1-Trifluoro-N-phenylmethanesulfonamide

Hazmat

Catalog Number:

37185

CAS Number:

456-64-4

Purity Limit:

≥ 98% (Assay by titration, HPLC)

MDL NO:

MFCD00521820

Molecular Formula:

C₇H₆F₃NO₂S

Molecular Weight:

225.19

Specification Sheet SDS
N-(2-Pyridyl)bis(trifluoromethanesulfonimide)

Purity:

≥ 98% (GC)

Synonym:

2-[N,N-Bistrifluoromethylsulfonyl)amino]pyridine

Catalog Number:

37182

CAS Number:

145100-50-1

Purity Limit:

≥ 98% (GC)

MDL NO:

MFCD00191834

Molecular Formula:

C₇H₄F₆N₂O₄S₂

Molecular Weight:

358.23

Specification Sheet SDS

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