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Chemical materials

tert-Butyl 2-oxa-6-azaspiro[3.4]octane-6-carboxylate 95%

tert-Butyl 2-oxa-6-azaspiro[3.4]octane-6-carboxylate 95%

B883688 / 5G
CAS No.：1245816-31-2
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tert-Butyl 2-oxa-6-azaspiro[3.4]octane-6-carboxylate 95%

tert-Butyl 2-oxa-6-azaspiro[3.4]octane-6-carboxylate 95%

B883688 / 100MG
CAS No.：1245816-31-2
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tert-Butyl 2-oxa-6-azaspiro[3.4]octane-6-carboxylate 95%

tert-Butyl 2-oxa-6-azaspiro[3.4]octane-6-carboxylate 95%

B883688 / 250MG
CAS No.：1245816-31-2
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tert-Butyl 2-oxa-5-azaspiro[3.4]octane-5-carboxylate 95%

tert-Butyl 2-oxa-5-azaspiro[3.4]octane-5-carboxylate 95%

B883689 / 250MG
CAS No.：1245816-30-1
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tert-Butyl 2-oxa-5-azaspiro[3.4]octane-5-carboxylate 95%

tert-Butyl 2-oxa-5-azaspiro[3.4]octane-5-carboxylate 95%

B883689 / 1G
CAS No.：1245816-30-1
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tert-Butyl 2-oxa-6-azaspiro[3.5]nonane-6-carboxylate 95%

tert-Butyl 2-oxa-6-azaspiro[3.5]nonane-6-carboxylate 95%

B883690 / 1G
CAS No.：1245816-29-8
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tert-Butyl 2-oxa-6-azaspiro[3.5]nonane-6-carboxylate 95%

tert-Butyl 2-oxa-6-azaspiro[3.5]nonane-6-carboxylate 95%

B883690 / 250MG
CAS No.：1245816-29-8
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tert-Butyl 6-oxa-1-azaspiro[3.3]heptane-1-carboxylate 95%

tert-Butyl 6-oxa-1-azaspiro[3.3]heptane-1-carboxylate 95%

B883691 / 1G
CAS No.：1245816-27-6
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tert-Butyl 6-oxa-1-azaspiro[3.3]heptane-1-carboxylate 95%

tert-Butyl 6-oxa-1-azaspiro[3.3]heptane-1-carboxylate 95%

B883691 / 250MG
CAS No.：1245816-27-6
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2-Boc-7-benzyl-2，7-diazaspiro[4.5]decane 95%

2-Boc-7-benzyl-2，7-diazaspiro[4.5]decane 95%

B883692 / 100MG
CAS No.：1245649-93-7
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2-Boc-7-benzyl-2，7-diazaspiro[4.5]decane 95%

2-Boc-7-benzyl-2，7-diazaspiro[4.5]decane 95%

B883692 / 500MG
CAS No.：1245649-93-7
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6'-BROMOSPIRO[CYCLOHEXANE-1，2'-INDENE]-1'，4(3'H)-DIONE 95%

6'-BROMOSPIRO[CYCLOHEXANE-1，2'-INDENE]-1'，4(3'H)-DIONE 95%

B883696 / 1G
CAS No.：1245514-96-8
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6'-BROMOSPIRO[CYCLOHEXANE-1，2'-INDENE]-1'，4(3'H)-DIONE 95%

6'-BROMOSPIRO[CYCLOHEXANE-1，2'-INDENE]-1'，4(3'H)-DIONE 95%

B883696 / 5G
CAS No.：1245514-96-8
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6-BROMO-2'，3'，5'，6'-TETRAHYDROSPIRO[INDENE-2，4'-PYRAN]-1(3H)-ONE 97%

6-BROMO-2'，3'，5'，6'-TETRAHYDROSPIRO[INDENE-2，4'-PYRAN]-1(3H)-ONE 97%

B883697 / 1G
CAS No.：1245514-78-6
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6-BROMO-2'，3'，5'，6'-TETRAHYDROSPIRO[INDENE-2，4'-PYRAN]-1(3H)-ONE 97%

6-BROMO-2'，3'，5'，6'-TETRAHYDROSPIRO[INDENE-2，4'-PYRAN]-1(3H)-ONE 97%

B883697 / 5G
CAS No.：1245514-78-6
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tert-Butyl 1-[[(benzyloxy)carbonyl]amino]-6-azaspiro[2.5]octane-6-carboxylate 95%

tert-Butyl 1-[[(benzyloxy)carbonyl]amino]-6-azaspiro[2.5]octane-6-carboxylate 95%

B883727 / 1G
CAS No.：1239852-32-4
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tert-Butyl 2-hydroxy-6-azaspiro[3.4]octane-6-carboxylate 95%

tert-Butyl 2-hydroxy-6-azaspiro[3.4]octane-6-carboxylate 95%

B883730 / 100MG
CAS No.：1239319-91-5
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tert-Butyl 2-hydroxy-6-azaspiro[3.4]octane-6-carboxylate 95%

tert-Butyl 2-hydroxy-6-azaspiro[3.4]octane-6-carboxylate 95%

B883730 / 100G
CAS No.：1239319-91-5
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tert-Butyl 2-hydroxy-6-azaspiro[3.4]octane-6-carboxylate 95%

tert-Butyl 2-hydroxy-6-azaspiro[3.4]octane-6-carboxylate 95%

B883730 / 500MG
CAS No.：1239319-91-5
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tert-Butyl 2-hydroxy-6-azaspiro[3.4]octane-6-carboxylate 95%

tert-Butyl 2-hydroxy-6-azaspiro[3.4]octane-6-carboxylate 95%

B883730 / 25G
CAS No.：1239319-91-5
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tert-Butyl 2-hydroxy-6-azaspiro[3.4]octane-6-carboxylate 95%

tert-Butyl 2-hydroxy-6-azaspiro[3.4]octane-6-carboxylate 95%

B883730 / 1G
CAS No.：1239319-91-5
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tert-Butyl 2-hydroxy-6-azaspiro[3.4]octane-6-carboxylate 95%

tert-Butyl 2-hydroxy-6-azaspiro[3.4]octane-6-carboxylate 95%

B883730 / 5G
CAS No.：1239319-91-5
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tert-Butyl 2-hydroxy-6-azaspiro[3.4]octane-6-carboxylate 95%

tert-Butyl 2-hydroxy-6-azaspiro[3.4]octane-6-carboxylate 95%

B883730 / 10G
CAS No.：1239319-91-5
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tert-Butyl 2-hydroxy-6-azaspiro[3.4]octane-6-carboxylate 95%

tert-Butyl 2-hydroxy-6-azaspiro[3.4]octane-6-carboxylate 95%

B883730 / 250MG
CAS No.：1239319-91-5
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tert-Butyl 2-amino-7-azaspiro[3.5]nonane-7-carboxylate 95%

tert-Butyl 2-amino-7-azaspiro[3.5]nonane-7-carboxylate 95%

B883731 / 250MG
CAS No.：1239319-82-4
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tert-Butyl 2-amino-7-azaspiro[3.5]nonane-7-carboxylate 95%

tert-Butyl 2-amino-7-azaspiro[3.5]nonane-7-carboxylate 95%

B883731 / 25G
CAS No.：1239319-82-4
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tert-Butyl 2-amino-7-azaspiro[3.5]nonane-7-carboxylate 95%

tert-Butyl 2-amino-7-azaspiro[3.5]nonane-7-carboxylate 95%

B883731 / 5G
CAS No.：1239319-82-4
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tert-Butyl 2-amino-7-azaspiro[3.5]nonane-7-carboxylate 95%

tert-Butyl 2-amino-7-azaspiro[3.5]nonane-7-carboxylate 95%

B883731 / 1G
CAS No.：1239319-82-4
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Bongardol 95%

Bongardol 95%

B883739 / 5MG
CAS No.：123690-76-6
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tert-Butyl 7-oxo-2，6-diazaspiro[3.4]octane-2-carboxylate 95%

tert-Butyl 7-oxo-2，6-diazaspiro[3.4]octane-2-carboxylate 95%

B883758 / 1G
CAS No.：1234616-51-3
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tert-Butyl 7-oxo-2，6-diazaspiro[3.4]octane-2-carboxylate 95%

tert-Butyl 7-oxo-2，6-diazaspiro[3.4]octane-2-carboxylate 95%

B883758 / 5G
CAS No.：1234616-51-3
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tert-Butyl 7-oxo-2，6-diazaspiro[3.4]octane-2-carboxylate 95%

tert-Butyl 7-oxo-2，6-diazaspiro[3.4]octane-2-carboxylate 95%

B883758 / 25G
CAS No.：1234616-51-3
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BIA 10-2474  ≥98%

BIA 10-2474  ≥98%

B883768 / 25MG
CAS No.：1233855-46-3
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BIA 10-2474  ≥98%

BIA 10-2474  ≥98%

B883768 / 5MG
CAS No.：1233855-46-3
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BIA 10-2474  ≥98%

BIA 10-2474  ≥98%

B883768 / 250MG
CAS No.：1233855-46-3
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BIA 10-2474  ≥98%

BIA 10-2474  ≥98%

B883768 / 100MG
CAS No.：1233855-46-3
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Brain Natriuretic Peptide-45， rat TFA 98%

Brain Natriuretic Peptide-45， rat TFA 98%

B883770 / 1MG
CAS No.：123337-89-3
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BENZYL 8-OXO-5-AZASPIRO[2.5]OCTANE-5-CARBOXYLATE 95%

BENZYL 8-OXO-5-AZASPIRO[2.5]OCTANE-5-CARBOXYLATE 95%

B883780 / 250MG
CAS No.：1232542-21-0
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BENZYL 8-OXO-5-AZASPIRO[2.5]OCTANE-5-CARBOXYLATE 95%

BENZYL 8-OXO-5-AZASPIRO[2.5]OCTANE-5-CARBOXYLATE 95%

B883780 / 1G
CAS No.：1232542-21-0
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Bulleyanin 97%

Bulleyanin 97%

B883784 / 5MG
CAS No.：123043-54-9
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tert-Butyl 1，9-diazaspiro[5.5]undecane-1-carboxylate hydrochloride 95%

tert-Butyl 1，9-diazaspiro[5.5]undecane-1-carboxylate hydrochloride 95%

B883802 / 1G
CAS No.：1228182-67-9
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tert-Butyl 1，9-diazaspiro[5.5]undecane-1-carboxylate hydrochloride 95%

tert-Butyl 1，9-diazaspiro[5.5]undecane-1-carboxylate hydrochloride 95%

B883802 / 5G
CAS No.：1228182-67-9
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BI-4464  98%

BI-4464  98%

B883808 / 100MG
CAS No.：1227948-02-8
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BI-4464  98%

BI-4464  98%

B883808 / 25MG
CAS No.：1227948-02-8
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BI-4464  98%

BI-4464  98%

B883808 / 10MG
CAS No.：1227948-02-8
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BI-4464  98%

BI-4464  98%

B883808 / 5MG
CAS No.：1227948-02-8
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BI-4464  98%

BI-4464  98%

B883808 / 1MG
CAS No.：1227948-02-8
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7-((BENZYLOXY)CARBONYL)-7-AZASPIRO[3.5]NONANE-2-CARBOXYLIC ACID 95%

7-((BENZYLOXY)CARBONYL)-7-AZASPIRO[3.5]NONANE-2-CARBOXYLIC ACID 95%

B883812 / 5G
CAS No.：1227610-19-6
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7-((BENZYLOXY)CARBONYL)-7-AZASPIRO[3.5]NONANE-2-CARBOXYLIC ACID 95%

7-((BENZYLOXY)CARBONYL)-7-AZASPIRO[3.5]NONANE-2-CARBOXYLIC ACID 95%

B883812 / 1G
CAS No.：1227610-19-6
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6-Boc-2，6-diazaspiro[3.5]nonane oxalate 95%

6-Boc-2，6-diazaspiro[3.5]nonane oxalate 95%

B883819 / 1G
CAS No.：1227381-86-3
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Mail chungli@echochemical.com

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Mail miaoli@echochemical.com

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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

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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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