Chem-Impex International

DMG-PEG₄₅

Purity:

≥ 95%

Catalog Number:

49795

CAS Number:

1397695-86-1

Purity Limit:

≥ 95%

MDL NO:

MFCD32694062

Molecular Formula:

C₁₂₂H₂₄₂O₅₀

Molecular Weight:

2509.23

Specification Sheet
Maleimide-NH-PEG₉-acid

Purity:

≥ 97%

Catalog Number:

49878

CAS Number:

2112731-43-6

Purity Limit:

≥ 97%

MDL NO:

MFCD30723254

Molecular Formula:

C₂₈H₄₈N₂O₁₄

Molecular Weight:

636.69

Specification Sheet
Amino-PEG₁₂-amine

Purity:

≥ 97%

Synonym:

H2N-PEG12-CH2CH2NH2

Catalog Number:

49774

CAS Number:

361543-12-6

Purity Limit:

≥ 97%

MDL NO:

MFCD31704944

Molecular Formula:

C₂₆H₅₆N₂O₁₂

Molecular Weight:

588.74

Specification Sheet
Azido-PEG₁₀-amine

Purity:

≥ 97%

Synonym:

N3-PEG10-CH2CH2NH2

Catalog Number:

49779

CAS Number:

912849-73-1

Purity Limit:

≥ 97%

MDL NO:

MFCD03453246

Molecular Formula:

C₂₂H₄₆N₄O₁₀

Molecular Weight:

526.61

Specification Sheet
Azido-PEG₆-amine

Purity:

≥ 97%

Synonym:

N3-PEG6-CH2CH2NH2

Catalog Number:

49776

CAS Number:

957486-82-7

Purity Limit:

≥ 97%

MDL NO:

MFCD03453240

Molecular Formula:

C₁₄H₃₀N₄O₆

Molecular Weight:

350.41

Specification Sheet
Amino-PEG₃-acetic acid

Purity:

≥ 97%

Synonym:

H2N-PEG3-CH2CO2H

Catalog Number:

49861

CAS Number:

134978-99-7

Purity Limit:

≥ 97%

MDL NO:

MFCD24479841

Molecular Formula:

C₈H₁₇NO₅

Molecular Weight:

0.0

Specification Sheet
Bis-PEG₁₆-acid

Purity:

≥ 97%

Synonym:

HO2CCH2CH2O-PEG16-CH2CH2CO2H

Catalog Number:

49812

CAS Number:

2226897-74-9

Purity Limit:

≥ 97%

MDL NO:

MFCD21363297

Molecular Formula:

C₃₈H₇₄O₂₁

Molecular Weight:

866.98

Specification Sheet
Bis-PEG₇-acid

Purity:

≥ 97%

Synonym:

HO2CCH2CH2O-PEG7-CH2CH2CO2H

Catalog Number:

49815

CAS Number:

1246189-43-4

Purity Limit:

≥ 97%

MDL NO:

MFCD29917781

Molecular Formula:

C₂₀H₃₈O₁₂

Molecular Weight:

470.51

Specification Sheet
Amino-PEG₅-amine

Purity:

≥ 97%

Synonym:

H2N-PEG5-CH2CH2NH2

Catalog Number:

49771

CAS Number:

72236-26-1

Purity Limit:

≥ 97%

MDL NO:

MFCD07369626

Molecular Formula:

C₁₂H₂₈N₂O₅

Molecular Weight:

280.36

Specification Sheet
Maleimide-NH-PEG₂-acid

Purity:

≥ 98%

Catalog Number:

49844

CAS Number:

756525-98-1

Purity Limit:

≥ 98%

MDL NO:

MFCD11041136

Molecular Formula:

C₁₄H₂₀N₂O₇

Molecular Weight:

328.32

Specification Sheet
Mercapto-PEG₃-alcohol

Purity:

≥ 90%

Synonym:

HS-PEG3-OH

Catalog Number:

49853

CAS Number:

56282-36-1

Purity Limit:

≥ 90%

MDL NO:

MFCD04116140

Molecular Formula:

C₆H₁₄O₃S

Molecular Weight:

166.24

Specification Sheet
Bis-PEG₂-acid

Purity:

≥ 97%

Synonym:

HO2CCH2CH2O-PEG2-CH2CH2CO2H

Catalog Number:

49816

CAS Number:

96517-92-9

Purity Limit:

≥ 97%

MDL NO:

MFCD22056316

Molecular Formula:

C₁₀H₁₈O₇

Molecular Weight:

250.25

Specification Sheet
Bercapto-PEG₆-alcohol

Purity:

≥ 90%

Synonym:

HS-PEG6-OH

Catalog Number:

49836

CAS Number:

194425-46-2

Purity Limit:

≥ 90%

MDL NO:

MFCD28064324

Molecular Formula:

C₁₂H₂₆O₆S

Molecular Weight:

298.4

Specification Sheet
Amino-PEG₂₄-alcohol

Purity:

≥ 97%

Synonym:

H2N-PEG24-OH

Catalog Number:

49852

CAS Number:

2226726-55-0

Purity Limit:

≥ 97%

MDL NO:

MFCD21363266

Molecular Formula:

C₄₈H₉₉NO₂₄

Molecular Weight:

1074.29

Specification Sheet
Bis-PEG₂₄-NHS ester

Purity:

≥ 97%

Synonym:

NHS-PEG24-NHS

Catalog Number:

49805

CAS Number:

2221948-96-3

Purity Limit:

≥ 97%

MDL NO:

MFCD21363290

Molecular Formula:

C₆₂H₁₂₂N₂O₃₃

Molecular Weight:

1413.55

Specification Sheet
Maleimide-NH-PEG₈-acid-NHS ester

Purity:

≥ 97%

Synonym:

Maleimide-NH-PEG8-CH2CH2CO2-NHS ester

Catalog Number:

49839

CAS Number:

756525-93-6

Purity Limit:

≥ 97%

MDL NO:

MFCD11041144

Molecular Formula:

C₃₀H₄₇N₃O₁₅

Molecular Weight:

689.71

Specification Sheet
Maleimide-NH-PEG₈-acid

Purity:

≥ 99%

Catalog Number:

49846

CAS Number:

1334177-86-4

Purity Limit:

≥ 99%

MDL NO:

MFCD13184956

Molecular Formula:

C₂₆H₄₄N₂O₁₃

Molecular Weight:

592.63

Specification Sheet
Mercapto-PEG₃-acid

Purity:

≥ 95%

Synonym:

HS-PEG3-CH2CH2CO2H

Catalog Number:

49827

CAS Number:

1347750-82-6

Purity Limit:

≥ 95%

MDL NO:

MFCD25424073

Molecular Formula:

C₉H₁₈O₅S

Molecular Weight:

238.3

Specification Sheet
Mercapto-PEG₃-amine hydrochloride

Synonym:

HS-PEG3-CH2CH2NH2·HCl

Catalog Number:

49863

CAS Number:

1189760-69-7

MDL NO:

MFCD34470039

Molecular Formula:

C₈H₁₉NO₃S·HCl

Molecular Weight:

209.31
Alkyne-PEG₆-amine

Purity:

≥ 97%

Synonym:

HC≡C-CH2-PEG6-NH2

Catalog Number:

49893

CAS Number:

1198080-04-4

Purity Limit:

≥ 97%

MDL NO:

MFCD29042376

Molecular Formula:

C₁₅H₂₉NO₆

Molecular Weight:

319.39

Specification Sheet
Amino-PEG₇-amine

Purity:

≥ 97%

Synonym:

H2N-PEG7-CH2CH2NH2

Catalog Number:

49773

CAS Number:

332941-25-0

Purity Limit:

≥ 97%

MDL NO:

MFCD09752883

Molecular Formula:

C₁₆H₃₆N₂O₇

Molecular Weight:

368.46

Specification Sheet
Amino-PEG₅-alcohol

Purity:

≥ 97%

Synonym:

H2N-PEG5-OH

Catalog Number:

49851

CAS Number:

34188-11-9

Purity Limit:

≥ 97%

MDL NO:

MFCD28950782

Molecular Formula:

C₁₀H₂₃NO₅

Molecular Weight:

237.29

Specification Sheet
Azido-PEG₂-acid

Purity:

≥ 97%

Synonym:

N3-PEG2-CH2CH2CO2H

Catalog Number:

49781

CAS Number:

1312309-63-9

Purity Limit:

≥ 97%

MDL NO:

MFCD20926378

Molecular Formula:

C₇H₁₃N₃O₄

Molecular Weight:

203.19

Specification Sheet
Azido-PEG₈-acid NHS ester

Purity:

≥ 97%

Synonym:

N3-PEG8-CH2CH2CO2NHS ester

Catalog Number:

49897

CAS Number:

1204834-00-3

Purity Limit:

≥ 97%

MDL NO:

MFCD13184949

Molecular Formula:

C₂₃H₄N₄O₁₂

Molecular Weight:

564.58

Specification Sheet
Nickel (II) perchlorate hexahydrate

Hazmat

Purity:

≥ 99% (Assay)

Hazmat

Catalog Number:

30627

CAS Number:

13520-61-1

Purity Limit:

≥ 99% (Assay)

MDL NO:

MFCD00149804

Molecular Formula:

Ni(ClO₄)₂·6H₂O

Molecular Weight:

365.68

Specification Sheet SDS
3,4-Dihydroxy-L-phenylalanine cyanomethyl ester hydroiodide

Purity:

≥ 98% (HPLC)

Catalog Number:

50100

Purity Limit:

≥ 98% (HPLC)

Molecular Formula:

C₁₁H₁₃IN₂O₄

Molecular Weight:

364.1

Specification Sheet
Guanidine carbonate

Grade:

Medicine grade

Purity:

≥ 99%

Catalog Number:

29918

Grade:

Medicine grade

CAS Number:

593-85-1

Purity Limit:

≥ 99%

MDL NO:

MFCD00013029

Molecular Formula:

CH₅N₃·0.5CH₂O₃

Molecular Weight:

90.08

Specification Sheet SDS
Fmoc-Ala-Gly-OH

Purity:

≥ 98% (HPLC)

Catalog Number:

08065

CAS Number:

116747-54-7

Purity Limit:

≥ 98% (HPLC)

MDL NO:

MFCD00190870

Molecular Formula:

C₂₀H₂₀N₂O₅

Molecular Weight:

368.39

Specification Sheet
Coelenterazine H

Synonym:

2,8-Dibenzyl-6-(p-hydroxyphenyl)imidazo[1,2a]pyrazin-3-(7H-one

Catalog Number:

21641

CAS Number:

50909-86-9

MDL NO:

MFCD00798394

Molecular Formula:

C₂₆H₂₁N₃O₂

Molecular Weight:

407.47

SDS
Bismuth (III) acetate

Purity:

≥99.9%

Catalog Number:

30558

CAS Number:

22306-37-2

Purity Limit:

≥99.9%

MDL NO:

MFCD00015629

Molecular Formula:

Bi(CH₃COO)₃

Molecular Weight:

386.11

Specification Sheet SDS
Fmoc-N-methyl-3,4,5-trifluoro-L-phenylalanine

Purity:

≥ 95% (HPLC)

Synonym:

Fmoc-N-Me-Phe(3,4,5-triF)-OH

Catalog Number:

49748

Purity Limit:

≥ 95% (HPLC)

Molecular Formula:

C₂₅H₂₀F₃NO₄

Molecular Weight:

455.43

Specification Sheet
Fmoc-N-methyl-2,4-difluoro-L-phenylalanine

Purity:

≥ 90% (HPLC)

Catalog Number:

49747

Purity Limit:

≥ 90% (HPLC)

Molecular Formula:

C₂₅H₂₁F₂NO₄

Molecular Weight:

437.44

Specification Sheet
Fmoc-N-methyl-3,4-difluoro-L-phenylalanine

Purity:

≥ 99% (Chiral HPLC)

Synonym:

Fmoc-N-Me-Phe(3,4-diF)-OH

Catalog Number:

49750

CAS Number:

2306437-98-7

Purity Limit:

≥ 99% (Chiral HPLC)

Molecular Formula:

C₂₅H₂₁F₂NO₄

Molecular Weight:

437.44

Specification Sheet
Fmoc-N-methyl-2-chloro-4-fluoro-L-phenylalanine

Purity:

≥ 99.5% (Chiral purity)

Synonym:

Fmoc-N-Me-Phe(2-Cl,4-F)-OH

Catalog Number:

49746

Purity Limit:

≥ 99.5% (Chiral purity)

Molecular Formula:

C₂₅H₂₁ClFNO₄

Molecular Weight:

453.89

Specification Sheet
Fmoc-N-methyl-2-bromo-L-phenylalanine

Purity:

≥ 98% (Chiral HPLC)

Synonym:

Fmoc-N-Me-Phe(2-Br)-OH

Catalog Number:

49754

Purity Limit:

≥ 98% (Chiral HPLC)

Molecular Formula:

C₂₅H₂₂BrNO₄

Molecular Weight:

480.36

Specification Sheet
Fmoc-N-methyl-2,3,4,5,6-pentafluoro-L-phenylalanine

Purity:

≥ 95% (HPLC)

Synonym:

Fmoc-N-Me-Phe(2,3,4,5,6-pentaF)-OH

Catalog Number:

49749

Purity Limit:

≥ 95% (HPLC)

Molecular Formula:

C₂₅H₁₈F₅NO₄

Molecular Weight:

491.41
Fmoc-N-methyl-4-trifluoromethyl-L-phenylalanine

Purity:

≥ 99% (Chiral HPLC)

Synonym:

Fmoc-N-Me-Phe(4-CF3)-OH

Catalog Number:

49753

CAS Number:

2255321-51-6

Purity Limit:

≥ 99% (Chiral HPLC)

Molecular Formula:

C₂₆H₂₂F₃NO₄

Molecular Weight:

469.46

Specification Sheet
Fmoc-N-methyl-4-bromo-L-phenylalanine

Purity:

≥ 98% (HPLC)

Synonym:

Fmoc-N-Me-Phe(4-Br)-OH

Catalog Number:

49756

CAS Number:

1448903-44-3

Purity Limit:

≥ 98% (HPLC)

MDL NO:

[" MFCD34548927"]

Molecular Formula:

C₂₅H₂₂BrNO₄

Molecular Weight:

480.36

Specification Sheet
Hydrogen hexachloroiridate(IV) hydrate

Hazmat

Purity:

≥99% Metals basis (Ir : 35 - 45%)

Synonym:

Dihydrogen hexachloroiridate(IV) hydrate

Hazmat

Catalog Number:

35582

CAS Number:

110802-84-1

Purity Limit:

≥99% Metals basis (Ir : 35 - 45%)

Molecular Formula:

H₂Cl₆Ir·xH₂O

Molecular Weight:

406.95

SDS
8-Azidodooctanoic acid N-hydroxysuccinimide ester

Purity:

> 98%

Synonym:

2,5-Dioxopyrrolidin-1-yl-8-azidooctanoate

Catalog Number:

49741

CAS Number:

2576471-56-0

Purity Limit:

> 98%

Molecular Formula:

C₁₂H₁₈N₄O₄

Molecular Weight:

282.3
tert-Butyl-(2S)-4-bromo‐‐oc-amino butanoate

Purity:

> 98%

Synonym:

Boc-HAla(4-Br)-OtBu

Catalog Number:

49739

CAS Number:

163210-89-7

Purity Limit:

> 98%

Molecular Formula:

C₁₃H₂₄BrNO₄

Molecular Weight:

338.2
Fmoc-O-(2-azidoethyl)-L-tyrosine

Purity:

> 98%

Synonym:

Fmoc-Tyr(2-azidoethyl)-OH

Catalog Number:

49714

CAS Number:

1454816-10-4

Purity Limit:

> 98%

Molecular Formula:

C26H24N4O5

Molecular Weight:

472.5
Biotin-PEG₃-phenyl azide

Purity:

> 98%

Synonym:

Biotinyl-PEG3-NHCO-Ph(4-N3)

Catalog Number:

49733

CAS Number:

2088238-77-9

Purity Limit:

> 98%

Molecular Formula:

C₂₅H₃₇N₇O₆S

Molecular Weight:

563.7
(4R)-3-Boc-1,3-selenazolidine-4-carboxylic acid

Purity:

> 98%

Synonym:

Boc-Sez-OH

Catalog Number:

49740

CAS Number:

1841180-44-6

Purity Limit:

> 98%

Molecular Formula:

C₉H₁₅NO₄Se

Molecular Weight:

280.2
(S)-2-Hydroxy-3-azidopropanoic acid dicyclohexylammonium salt

Purity:

> 98%

Synonym:

N3-Isoser·DCHA

Catalog Number:

49736

CAS Number:

1620171-65-4

Purity Limit:

> 98%

Molecular Formula:

C₁₅H₂₈N₄O₃

Molecular Weight:

312.4
N^e-(7-Amino-4-methyloxycarbonylcoumarinyl)-L-lysine trifluoroacetate

Synonym:

H-Lys(7-amino-4-methyloxycarbonylcoumarinyl)-OH·TFA

Catalog Number:

49723

Molecular Formula:

C₁₉H₂₂F₃N₃O₈

Molecular Weight:

477.39
N^α-Fmoc-N^ε-azido-(aminoethoxy)ethoxy acetyl-lysine

Purity:

> 98%

Synonym:

Fmoc-Lys(N3-AEEA)-OH

Catalog Number:

49682

CAS Number:

1236293-83-6

Purity Limit:

> 98%

Molecular Formula:

C₂₇H₃₃N₅O₇

Molecular Weight:

539.6
Fmoc-N-(2-{2-[3-(4,4-dimethyl-2,6-dioxocyclohexylidene)-3-hydroxypropoxy]ethoxy}ethyl)carbamate

Purity:

> 98%

Synonym:

Fmoc-Ddae-OH

Catalog Number:

49744

CAS Number:

1988771-96-5

Purity Limit:

> 98%

Molecular Formula:

C₃₀H₃₅NO₇

Molecular Weight:

521.6
N^a-Fmoc-S-hexadecyl-L-cysteine

Purity:

> 94%

Synonym:

Fmoc-Cys(Hexadecyl)-OH

Catalog Number:

49726

CAS Number:

876312-48-0

Purity Limit:

> 94%

Molecular Formula:

C₃₄H₄₉NO₄S

Molecular Weight:

567.8
Fmoc-pentasarcosine

Purity:

> 98%

Synonym:

Fmoc-(Sar)5-OH

Catalog Number:

49718

CAS Number:

1008450-25-6

Purity Limit:

> 98%

Molecular Formula:

C₃₀H₃₇N₅O₈

Molecular Weight:

595.65

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