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Chemical materials

tert-Butyl 3-oxo-1-oxa-4，9-diazaspiro[5.5]undecane-9-carboxylate 95%

tert-Butyl 3-oxo-1-oxa-4，9-diazaspiro[5.5]undecane-9-carboxylate 95%

B884303 / 1G
CAS No.：1160247-07-3
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tert-Butyl 3-oxo-1-oxa-4，9-diazaspiro[5.5]undecane-9-carboxylate 95%

tert-Butyl 3-oxo-1-oxa-4，9-diazaspiro[5.5]undecane-9-carboxylate 95%

B884303 / 5G
CAS No.：1160247-07-3
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tert-Butyl 1-oxa-4，8-diazaspiro[5.5]undecane-8-carboxylate 95%

tert-Butyl 1-oxa-4，8-diazaspiro[5.5]undecane-8-carboxylate 95%

B884304 / 1G
CAS No.：1160247-05-1
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7-(tert-Butoxycarbonyl)-1-oxa-2，7-diazaspiro[4.4]non-2-ene-3-carboxylic acid 95%

7-(tert-Butoxycarbonyl)-1-oxa-2，7-diazaspiro[4.4]non-2-ene-3-carboxylic acid 95%

B884305 / 100MG
CAS No.：1160247-02-8
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7-(tert-Butoxycarbonyl)-1-oxa-2，7-diazaspiro[4.4]non-2-ene-3-carboxylic acid 95%

7-(tert-Butoxycarbonyl)-1-oxa-2，7-diazaspiro[4.4]non-2-ene-3-carboxylic acid 95%

B884305 / 1G
CAS No.：1160247-02-8
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7-(tert-Butoxycarbonyl)-1-oxa-2，7-diazaspiro[4.4]non-2-ene-3-carboxylic acid 95%

7-(tert-Butoxycarbonyl)-1-oxa-2，7-diazaspiro[4.4]non-2-ene-3-carboxylic acid 95%

B884305 / 250MG
CAS No.：1160247-02-8
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tert-Butyl 2-(iodomethyl)-1-oxa-7-azaspiro[3.5]nonane-7-carboxylate 95%

tert-Butyl 2-(iodomethyl)-1-oxa-7-azaspiro[3.5]nonane-7-carboxylate 95%

B884307 / 250MG
CAS No.：1160246-84-3
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tert-Butyl 2-oxo-1，7-diazaspiro-[4.4]nonane-7-carboxylate 97%

tert-Butyl 2-oxo-1，7-diazaspiro-[4.4]nonane-7-carboxylate 97%

B884308 / 250MG
CAS No.：1160246-72-9
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tert-Butyl 2-oxo-1，7-diazaspiro-[4.4]nonane-7-carboxylate 97%

tert-Butyl 2-oxo-1，7-diazaspiro-[4.4]nonane-7-carboxylate 97%

B884308 / 500MG
CAS No.：1160246-72-9
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9-benzyl-6-oxa-9-azaspiro[3.6]decan-8-one 97%

9-benzyl-6-oxa-9-azaspiro[3.6]decan-8-one 97%

B884309 / 1G
CAS No.：1160245-66-8
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8-Benzyl-2，8-diaza-spiro[4.5]decanedihydrochloride 95%

8-Benzyl-2，8-diaza-spiro[4.5]decanedihydrochloride 95%

B884314 / 250MG
CAS No.：1159826-27-3
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8-Benzyl-2，8-diaza-spiro[4.5]decanedihydrochloride 95%

8-Benzyl-2，8-diaza-spiro[4.5]decanedihydrochloride 95%

B884314 / 1G
CAS No.：1159826-27-3
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8-Benzyl-2，8-diaza-spiro[4.5]decanedihydrochloride 95%

8-Benzyl-2，8-diaza-spiro[4.5]decanedihydrochloride 95%

B884314 / 100MG
CAS No.：1159826-27-3
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8-Benzyl-1，8-diaza-spiro[4.5]decanedihydrochloride 95%

8-Benzyl-1，8-diaza-spiro[4.5]decanedihydrochloride 95%

B884317 / 1G
CAS No.：1159822-78-2
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8-Benzyl-1，8-diaza-spiro[4.5]decanedihydrochloride 95%

8-Benzyl-1，8-diaza-spiro[4.5]decanedihydrochloride 95%

B884317 / 250MG
CAS No.：1159822-78-2
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5-BENZYL-2，5-DIAZA-SPIRO[3.4]OCTANE 2HCL 97%

5-BENZYL-2，5-DIAZA-SPIRO[3.4]OCTANE 2HCL 97%

B884318 / 1G
CAS No.：1159822-76-0
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5-BENZYL-2，5-DIAZA-SPIRO[3.4]OCTANE 2HCL 97%

5-BENZYL-2，5-DIAZA-SPIRO[3.4]OCTANE 2HCL 97%

B884318 / 250MG
CAS No.：1159822-76-0
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1-Benzyl-1，7-diaza-spiro[4.4]nonanedihydrochloride 95%

1-Benzyl-1，7-diaza-spiro[4.4]nonanedihydrochloride 95%

B884319 / 1G
CAS No.：1159822-71-5
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1-Benzyl-1，7-diaza-spiro[4.4]nonanedihydrochloride 95%

1-Benzyl-1，7-diaza-spiro[4.4]nonanedihydrochloride 95%

B884319 / 250MG
CAS No.：1159822-71-5
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Basmisanil ≥99%

Basmisanil ≥99%

B884322 / 1MG
CAS No.：1159600-41-5
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Basmisanil ≥99%

Basmisanil ≥99%

B884322 / 25MG
CAS No.：1159600-41-5
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Basmisanil ≥99%

Basmisanil ≥99%

B884322 / 100MG
CAS No.：1159600-41-5
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Basmisanil ≥99%

Basmisanil ≥99%

B884322 / 250MG
CAS No.：1159600-41-5
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Basmisanil ≥99%

Basmisanil ≥99%

B884322 / 5MG
CAS No.：1159600-41-5
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3，12-Bis(2-chloroethyl)-3，12-diaza-6，9-diazoniadispiro[5.2.5.2]hexadecane dichloride 95%

3，12-Bis(2-chloroethyl)-3，12-diaza-6，9-diazoniadispiro[5.2.5.2]hexadecane dichloride 95%

B884330 / 500MG
CAS No.：1158-80-1
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6-Benzyl-2，6-diazaspiro[4.5]decane 95%

6-Benzyl-2，6-diazaspiro[4.5]decane 95%

B884332 / 250MG
CAS No.：1158750-93-6
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6-Benzyl-1，6-diazaspiro[3.4]octane 95%

6-Benzyl-1，6-diazaspiro[3.4]octane 95%

B884339 / 1G
CAS No.：1158749-78-0
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BI 224436  ≥98%

BI 224436  ≥98%

B884353 / 2MG
CAS No.：1155419-89-8
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BI 224436  ≥98%

BI 224436  ≥98%

B884353 / 5MG
CAS No.：1155419-89-8
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2-Benzyl-2，7-diazaspiro[4.4]nonane-1，3-dione hydrochloride 95%

2-Benzyl-2，7-diazaspiro[4.4]nonane-1，3-dione hydrochloride 95%

B884385 / 1G
CAS No.：1148044-35-2
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2-Benzyl-2，7-diazaspiro[4.4]nonane-1，3-dione hydrochloride 95%

2-Benzyl-2，7-diazaspiro[4.4]nonane-1，3-dione hydrochloride 95%

B884385 / 5G
CAS No.：1148044-35-2
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tert-Butyl 1，6-diazaspiro[3.4]octane-1-carboxylate 95%

tert-Butyl 1，6-diazaspiro[3.4]octane-1-carboxylate 95%

B884386 / 250MG
CAS No.：1148044-31-8
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tert-Butyl 1，6-diazaspiro[3.4]octane-1-carboxylate 95%

tert-Butyl 1，6-diazaspiro[3.4]octane-1-carboxylate 95%

B884386 / 1G
CAS No.：1148044-31-8
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tert-Butyl 1，6-diazaspiro[3.4]octane-1-carboxylate 95%

tert-Butyl 1，6-diazaspiro[3.4]octane-1-carboxylate 95%

B884386 / 100MG
CAS No.：1148044-31-8
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BRL44385  98%

BRL44385  98%

B884388 / 5MG
CAS No.：114778-60-8
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BRL44385  98%

BRL44385  98%

B884388 / 1MG
CAS No.：114778-60-8
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Bromindione 98%

Bromindione 98%

B884391 / 100MG
CAS No.：1146-98-1
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Bromindione 98%

Bromindione 98%

B884391 / 50MG
CAS No.：1146-98-1
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Boeravinone B 98%

Boeravinone B 98%

B884395 / 5MG
CAS No.：114567-34-9
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tert-Butyl 4-chloro-1，2-dihydrospiro[indole-3，4'-piperidine]-1'-carboxylate 97%

tert-Butyl 4-chloro-1，2-dihydrospiro[indole-3，4'-piperidine]-1'-carboxylate 97%

B884466 / 1G
CAS No.：1129432-44-5
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tert-Butyl 5-methoxy-1，2-dihydrospiro[indole-3，4'-piperidine]-1'-carboxylate 95%

tert-Butyl 5-methoxy-1，2-dihydrospiro[indole-3，4'-piperidine]-1'-carboxylate 95%

B884471 / 1G
CAS No.：1128137-43-8
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tert-Butyl 7-bromospiro[indoline-3，4'-piperidine]-1'-carboxylate 95%

tert-Butyl 7-bromospiro[indoline-3，4'-piperidine]-1'-carboxylate 95%

B884472 / 1G
CAS No.：1128133-41-4
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tert-Butyl 7-bromospiro[indoline-3，4'-piperidine]-1'-carboxylate 95%

tert-Butyl 7-bromospiro[indoline-3，4'-piperidine]-1'-carboxylate 95%

B884472 / 250MG
CAS No.：1128133-41-4
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BR-Xanthone A 99%

BR-Xanthone A 99%

B884482 / 5MG
CAS No.：112649-48-6
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8-Benzyl-2，8-diazaspiro[4.5]decan-1-one 95%

8-Benzyl-2，8-diazaspiro[4.5]decan-1-one 95%

B884499 / 5G
CAS No.：1123242-53-4
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8-Benzyl-2，8-diazaspiro[4.5]decan-1-one 95%

8-Benzyl-2，8-diazaspiro[4.5]decan-1-one 95%

B884499 / 1G
CAS No.：1123242-53-4
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B220  98%

B220  98%

B884503 / 1MG
CAS No.：112228-65-6
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B220  98%

B220  98%

B884503 / 5MG
CAS No.：112228-65-6
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tert-Butyl 2-azaspiro[3.3]hept-6-ylcarbamate 97%

tert-Butyl 2-azaspiro[3.3]hept-6-ylcarbamate 97%

B884512 / 1G
CAS No.：1118786-85-8
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tert-Butyl 2-azaspiro[3.3]hept-6-ylcarbamate 97%

tert-Butyl 2-azaspiro[3.3]hept-6-ylcarbamate 97%

B884512 / 100MG
CAS No.：1118786-85-8
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Telephone 04-2472-8859
Fax 04-2472-8825
Mail taichung@echochemical.com

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Telephone 06-243-6589
Fax 06-253-8208
Mail tainan@echochemical.com

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Telephone 07-753-9988
Fax 07-753-1958
Mail kaohsiung@echochemical.com
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