189442-87-3

189442-87-3 structure

Name	1-O-tert-butyl 4-O-ethyl 4-methylpiperidine-1,4-dicarboxylate
Synonyms	1-BOC-4-METHYL-ISONIPECOTIC ACID ETHYL ESTER N-tert-butoxycarbonyl-4-methylisonipecotic acid ethyl ester 4-methyl-piperidine-1,4-dicarboxylic acid 1-tert-butyl ester 4-ethvl ester 1-tert-Butyl 4-ethyl 4-methylpiperidine-1,4-dicarboxylate Ethyl N-Boc-4-methylpiperidine-4-carboxylate 1-BOC-4-METHYLPIPERIDINE-4-CARBOXYLIC ACID ETHYL ESTER Ethyl N-Boc-4-Methylpiperidine-4-Carboxylate 4-methyl piperidine-1,4-dicarboxylic acid-1-tert-butylester 4-ethyl ester 4-Methyl-1,4-piperidinedicarboxylic acid 1-(1,1-dimethylethyl) 4-ethyl ester Ethyl 1-N-Boc-4-methyl-piperidine-carboxylate ethyl N-t-butoxycarbonyl-4-methylpiperidine-4-carboxylate O1-tert-butyl O4-ethyl 4-methylpiperidine-1,4-dicarboxylate 1-tert-butyl 4-ethyl 4-methylpiperidine-1,4-dicarboxylate 1-tert-Butoxycarbonyl-4-methylpiperidine-4-carboxylic acid ethyl ester

Symbol	GHS05, GHS06
Signal Word	Danger
Hazard Statements	H301-H315-H318-H335
Precautionary Statements	P261-P280-P301 + P310-P305 + P351 + P338
Personal Protective Equipment	Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	T: Toxic;
Risk Phrases	R25;R37/38;R41
Safety Phrases	26-36/37/39-45
RIDADR	UN 2810
Hazard Class	6.1
HS Code	2933399090

142851-03-4

74-88-4

~99%

189442-87-3

Literature: ARRAY BIOPHARMA INC. Patent: WO2008/121687 A2, 2008 ; Location in patent: Page/Page column 43; 89; 94 ; WO 2008/121687 A2

74-88-4

189442-87-3

Literature: WO2005/30209 A1, ; Page/Page column 46 ; WO 2005/030209 A1

HS Code	2933399090
Summary	2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%