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Chemical materials

Boc-nh-peg2-nh-boc 95%

Boc-nh-peg2-nh-boc 95%

B936409 / 1G
CAS No.：475591-59-4
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Boc-nh-peg2-nh-boc 95%

Boc-nh-peg2-nh-boc 95%

B936409 / 250MG
CAS No.：475591-59-4
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t-Boc-Aminooxy-PEG7-bromide ≥95%

t-Boc-Aminooxy-PEG7-bromide ≥95%

B936413 / 100MG
CAS No.：2353410-15-6
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tert-Butyl ((23-amino-3，6，9，12，15，18，21-heptaoxatricosyl)oxy)carbamate 98%

tert-Butyl ((23-amino-3，6，9，12，15，18，21-heptaoxatricosyl)oxy)carbamate 98%

B936426 / 100MG
CAS No.：2226611-29-4
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Br-Boc-C2-azido 97%

Br-Boc-C2-azido 97%

B936431 / 250MG
CAS No.：1120364-53-5
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Br-Boc-C2-azido 97%

Br-Boc-C2-azido 97%

B936431 / 1G
CAS No.：1120364-53-5
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Br-Boc-C2-azido 97%

Br-Boc-C2-azido 97%

B936431 / 100MG
CAS No.：1120364-53-5
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tert-Butyl ((1-(4-formylphenyl)-1-oxo-5，8，11-trioxa-2-azatridecan-13-yl)oxy)carbamate 98%

tert-Butyl ((1-(4-formylphenyl)-1-oxo-5，8，11-trioxa-2-azatridecan-13-yl)oxy)carbamate 98%

B936448 / 100MG
CAS No.：2110449-01-7
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Bis(m-PEG4)-N-OH ≥95%

Bis(m-PEG4)-N-OH ≥95%

B936449 / 100MG
CAS No.：2182601-79-0
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t-Boc-Aminooxy-PEG4-NHS ester 97%

t-Boc-Aminooxy-PEG4-NHS ester 97%

B936453 / 100MG
CAS No.：2401831-99-8
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t-Boc-Aminooxy-PEG4-NHS ester 97%

t-Boc-Aminooxy-PEG4-NHS ester 97%

B936453 / 500MG
CAS No.：2401831-99-8
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t-Boc-Aminooxy-PEG2-azide ≥95%

t-Boc-Aminooxy-PEG2-azide ≥95%

B936457 / 100MG
CAS No.：252378-68-0
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Bromo-peg5-acid 98%

Bromo-peg5-acid 98%

B936461 / 1G
CAS No.：1817735-27-5
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Bis-Mal-Lysine-PEG4-TFP ester ≥95%

Bis-Mal-Lysine-PEG4-TFP ester ≥95%

B936471 / 100MG
CAS No.：1426164-53-5
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Bis-(m-PEG8-amido)-hexanoic acid ≥95%

Bis-(m-PEG8-amido)-hexanoic acid ≥95%

B936477 / 100MG
CAS No.：2353409-77-3
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t-Boc-Aminooxy-PEG3-alcohol 95%

t-Boc-Aminooxy-PEG3-alcohol 95%

B936482 / 1G
CAS No.：252378-66-8
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t-Boc-Aminooxy-PEG8-alcohol ≥95%

t-Boc-Aminooxy-PEG8-alcohol ≥95%

B936483 / 100MG
CAS No.：2353410-14-5
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2-(2-Bromoethoxy)ethanamine hydrobromide ≥95%

2-(2-Bromoethoxy)ethanamine hydrobromide ≥95%

B936487 / 1G
CAS No.：2287287-20-9
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2-((5-(Benzyloxy)pentyl)oxy)ethanol 97%

2-((5-(Benzyloxy)pentyl)oxy)ethanol 97%

B936491 / 250MG
CAS No.：159028-70-3
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2-((5-(Benzyloxy)pentyl)oxy)ethanol 97%

2-((5-(Benzyloxy)pentyl)oxy)ethanol 97%

B936491 / 100MG
CAS No.：159028-70-3
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2-((5-(Benzyloxy)pentyl)oxy)ethanol 97%

2-((5-(Benzyloxy)pentyl)oxy)ethanol 97%

B936491 / 1G
CAS No.：159028-70-3
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Bromo-peg6-acid 98%

Bromo-peg6-acid 98%

B936498 / 1G
CAS No.：309916-91-4
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Bromo-peg6-acid 98%

Bromo-peg6-acid 98%

B936498 / 250MG
CAS No.：309916-91-4
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Benzyl-PEG2-ethoxyethane-PEG2 ≥95%

Benzyl-PEG2-ethoxyethane-PEG2 ≥95%

B936501 / 100MG
CAS No.：2115897-18-0
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3-(2-(2-(2-Bromoacetamido)ethoxy)ethoxy)propanoic acid 97%

3-(2-(2-(2-Bromoacetamido)ethoxy)ethoxy)propanoic acid 97%

B936504 / 100MG
CAS No.：1415800-44-0
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3-(2-(2-(2-Bromoacetamido)ethoxy)ethoxy)propanoic acid 97%

3-(2-(2-(2-Bromoacetamido)ethoxy)ethoxy)propanoic acid 97%

B936504 / 1G
CAS No.：1415800-44-0
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Bis(2，5-dioxopyrrolidin-1-yl) 16-(3-(2，5-dioxo-2，5-dihydro-1H-pyrrol-1-yl)propanoyl)-4，7，10，13，19，22，25，28-octaoxa-16-azahentriacontane-1，31-dioate 95%

Bis(2，5-dioxopyrrolidin-1-yl) 16-(3-(2，5-dioxo-2，5-dihydro-1H-pyrrol-1-yl)propanoyl)-4，7，10，13，19，22，25，28-octaoxa-16-azahentriacontane-1，31-dioate 95%

B936507 / 250MG
CAS No.：2112738-60-8
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Bis(2，5-dioxopyrrolidin-1-yl) 16-(3-(2，5-dioxo-2，5-dihydro-1H-pyrrol-1-yl)propanoyl)-4，7，10，13，19，22，25，28-octaoxa-16-azahentriacontane-1，31-dioate 95%

Bis(2，5-dioxopyrrolidin-1-yl) 16-(3-(2，5-dioxo-2，5-dihydro-1H-pyrrol-1-yl)propanoyl)-4，7，10，13，19，22，25，28-octaoxa-16-azahentriacontane-1，31-dioate 95%

B936507 / 100MG
CAS No.：2112738-60-8
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Bromoacetamido-peg3-acid 95%

Bromoacetamido-peg3-acid 95%

B936513 / 1G
CAS No.：1807534-79-7
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4-((tert-Butoxycarbonyl)amino)-2，2-dimethylbutanoic acid 98%

4-((tert-Butoxycarbonyl)amino)-2，2-dimethylbutanoic acid 98%

B936514 / 1G
CAS No.：153039-17-9
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Bis-CH2-PEG2-acid ≥95%

Bis-CH2-PEG2-acid ≥95%

B936515 / 100MG
CAS No.：2250056-38-1
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Bocnh-peg11-ch2ch2nh2 95%

Bocnh-peg11-ch2ch2nh2 95%

B936518 / 1G
CAS No.：1233234-77-9
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BCN-​exo-​PEG3-​NH2 ≥95%

BCN-​exo-​PEG3-​NH2 ≥95%

B936522 / 100MG
CAS No.：1841134-72-2
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tert-Butyl (12-aminododecyl)carbamate 96%

tert-Butyl (12-aminododecyl)carbamate 96%

B936526 / 250MG
CAS No.：109792-60-1
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tert-Butyl (12-aminododecyl)carbamate 96%

tert-Butyl (12-aminododecyl)carbamate 96%

B936526 / 100MG
CAS No.：109792-60-1
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tert-Butyl (12-aminododecyl)carbamate 96%

tert-Butyl (12-aminododecyl)carbamate 96%

B936526 / 5G
CAS No.：109792-60-1
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tert-Butyl (12-aminododecyl)carbamate 96%

tert-Butyl (12-aminododecyl)carbamate 96%

B936526 / 1G
CAS No.：109792-60-1
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Bocnh-peg12-ch2ch2nh2 95%

Bocnh-peg12-ch2ch2nh2 95%

B936529 / 1G
CAS No.：1642551-09-4
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Bocnh-peg12-ch2ch2nh2 95%

Bocnh-peg12-ch2ch2nh2 95%

B936529 / 100MG
CAS No.：1642551-09-4
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Bocnh-peg12-ch2ch2nh2 95%

Bocnh-peg12-ch2ch2nh2 95%

B936529 / 250MG
CAS No.：1642551-09-4
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Bromoacetamide-PEG3-C1-acid ≥95%

Bromoacetamide-PEG3-C1-acid ≥95%

B936533 / 100MG
CAS No.：173323-22-3
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tert-Butyl (2-(2-(2-(2-(aminooxy)ethoxy)ethoxy)ethoxy)ethoxy)carbamate 98%

tert-Butyl (2-(2-(2-(2-(aminooxy)ethoxy)ethoxy)ethoxy)ethoxy)carbamate 98%

B936535 / 100MG
CAS No.：2062663-66-3
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endo-BCN-PEG3-NH2 ≥95%

endo-BCN-PEG3-NH2 ≥95%

B936541 / 100MG
CAS No.：1883512-27-3
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Benzyl 11-bromoundecanoate ≥95%

Benzyl 11-bromoundecanoate ≥95%

B936542 / 100MG
CAS No.：78277-30-2
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tert-Butyl 2-(2-bromoethoxy)acetate 95%

tert-Butyl 2-(2-bromoethoxy)acetate 95%

B936556 / 250MG
CAS No.：157759-50-7
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tert-Butyl 2-(2-bromoethoxy)acetate 95%

tert-Butyl 2-(2-bromoethoxy)acetate 95%

B936556 / 1G
CAS No.：157759-50-7
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tert-Butyl 2-(2-bromoethoxy)acetate 95%

tert-Butyl 2-(2-bromoethoxy)acetate 95%

B936556 / 25G
CAS No.：157759-50-7
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tert-Butyl 2-(2-bromoethoxy)acetate 95%

tert-Butyl 2-(2-bromoethoxy)acetate 95%

B936556 / 5G
CAS No.：157759-50-7
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2-(Biotin-amido)-1，3-bis(carboxylethoxy)propane 95%

2-(Biotin-amido)-1，3-bis(carboxylethoxy)propane 95%

B936566 / 250MG
CAS No.：2086689-02-1
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Bromoacetamido-peg2-nhs ester 95%

Bromoacetamido-peg2-nhs ester 95%

B936568 / 1G
CAS No.：1353011-78-5
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Telephone 03-494-6939
Fax 03-493-0687
Mail chungli@echochemical.com

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Telephone 037-621-088
Fax 037-615-096
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Address 15F-2, No. 218, Section 1, Wenxin Road, Nantun District, Taichung City
Telephone 04-2472-8859
Fax 04-2472-8825
Mail taichung@echochemical.com

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Address No. 33, Lane 63, Yanzhou 1st Street, Yongkang District, Tainan City
Telephone 06-243-6589
Fax 06-253-8208
Mail tainan@echochemical.com

Kaohsiung Branch

Address No. 479, Fengding Road, Fengshan District, Kaohsiung City
Telephone 07-753-9988
Fax 07-753-1958
Mail kaohsiung@echochemical.com
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