ChemicalBook
Chinese English Germany Korean
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
2-oxepanone, homopolymer, diester with 3-hydroxy-2,2-dimethylpropyl 3-hydroxy-2,2-dimethylpropanoate, di-2-propenoateカプロラクトン変性ヒドロキシピバリン酸ネオペンチルグリコ-ルエステルジアクリレ-ト96915-49-0
2-Oxepanone polymer with 5-amino-1,3,3-trimethylcyclohexanemethanamine, α-hydro-ω-hydroxypoly(oxy-1,2-ethanediyl), 4,4'-methylenebis[cyclohexana mine] and 1,1'-methylene bis[4-isocyanatocyclohexane]2-Oxepanone polymer with 5-amino-1,3,3-trimethylcyclohexanemethanamine, α-hydro-ω-hydroxypoly(oxy-1,2-ethanediyl), 4,4'-methylenebis[cyclohexana mine] and 1,1'-methylene bis[4-isocyanatocyclohexane]68958-69-0
2-Oxepanone homopolymer, 2-[(2-methyl-1-oxo-2-propenyl)oxy]ethyl ester, phosphate2-Oxepanone homopolymer, 2-[(2-methyl-1-oxo-2-propenyl)oxy]ethyl ester, phosphate120145-72-4
3-Oxepanol,7-methyl-2-(1-methylethyl)-,(2alpha,3bta,7bta)-(9CI)3-Oxepanol,7-methyl-2-(1-methylethyl)-,(2alpha,3bta,7bta)-(9CI)174063-70-8
3,6-Oxepanediol, 2,7-di-2-propenyl-, (2R,3S,6R,7S)- (9CI)3,6-Oxepanediol, 2,7-di-2-propenyl-, (2R,3S,6R,7S)- (9CI)440083-00-1
2-Oxepanone,6-(1-methylethyl)-,(6R)-(9CI)2-Oxepanone,6-(1-methylethyl)-,(6R)-(9CI)655234-40-5
2-Oxepanone,5-methyl-7-(1-methylethyl)-,(5S,7S)-(9CI)2-Oxepanone,5-methyl-7-(1-methylethyl)-,(5S,7S)-(9CI)213899-39-9
2-Oxepanone, polymer with 1,4-butanediol, .alpha.-hydro-.omega.-hydroxypoly(oxy-1,2-ethanediyl) and 1,1'-methylenebis[4-isocyanatobenzene]2-Oxepanone, polymer with 1,4-butanediol, .alpha.-hydro-.omega.-hydroxypoly(oxy-1,2-ethanediyl) and 1,1'-methylenebis[4-isocyanatobenzene]72302-15-9
2-Oxepanone, homopolymer, ester with .alpha.-methyl-.omega.-hydroxypoly(oxy-1,2-ethanediyl), dihydrogen phosphate, magnesium salt (1:1)2-Oxepanone, homopolymer, ester with .alpha.-methyl-.omega.-hydroxypoly(oxy-1,2-ethanediyl), dihydrogen phosphate, magnesium salt (1:1)222638-71-3
2-Oxepanone,4-methyl-6-(1-methylethyl)-,(4R,6S)-(9CI)2-Oxepanone,4-methyl-6-(1-methylethyl)-,(4R,6S)-(9CI)479543-91-4
2-Oxepanone, polymer with 5-amino-1,3,3-trimethylcyclohexanemethanamine, 1,1'-methylenebis[4-isocyanatocyclohexane] and 2,2'-oxybis[ethanol]2-Oxepanone, polymer with 5-amino-1,3,3-trimethylcyclohexanemethanamine, 1,1'-methylenebis[4-isocyanatocyclohexane] and 2,2'-oxybis[ethanol]123171-65-3
2-Oxepanone, polymer with 5-amino-1,3,3-trimethylcyclohexanemethanamine, 1,3-diisocyanatomethylbenzene and α-hydro-ω-hydroxypoly( oxy-1,2-ethanediyl)2-Oxepanone, polymer with 5-amino-1,3,3-trimethylcyclohexanemethanamine, 1,3-diisocyanatomethylbenzene and α-hydro-ω-hydroxypoly( oxy-1,2-ethanediyl)68966-68-7
2-Oxepanone,6-methyl-4-(1-methylethyl)-,(4R,6R)-(9CI)2-Oxepanone,6-methyl-4-(1-methylethyl)-,(4R,6R)-(9CI)479543-89-0
3-Oxepanol,7-methyl-2-(1-methylethyl)-,(2alpha,3bta,7alpha)-(9CI)3-Oxepanol,7-methyl-2-(1-methylethyl)-,(2alpha,3bta,7alpha)-(9CI)173963-01-4
2-Oxepanone,6-(1-methylethyl)-,(6S)-(9CI)2-Oxepanone,6-(1-methylethyl)-,(6S)-(9CI)655234-34-7
2-Oxepanone, polymer with 2,4-diisocyanato-1-methylbenzene and α-hydro-ω-hydroxypoly( oxy-1,2-ethanediyl)2-Oxepanone, polymer with 2,4-diisocyanato-1-methylbenzene and α-hydro-ω-hydroxypoly( oxy-1,2-ethanediyl)68259-29-0
2-Oxepanone, polymer with 1,4-butanediol, 2,2-dimethyl-1,3-propanediol and 1,1'-methylenebis(4-isocyanatobenzene)2-Oxepanone, polymer with 1,4-butanediol, 2,2-dimethyl-1,3-propanediol and 1,1'-methylenebis(4-isocyanatobenzene)87091-56-3
3-Oxepanemethanol3-オキセパンメタノール56666-73-0
2-Oxepanone, polymer with 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane and 2,2-oxybisethanol2-Oxepanone, polymer with 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane and 2,2-oxybisethanol54954-84-6
2-Oxepanone, homopolymer, ester with .alpha.-methyl-.omega.-hydroxypoly(oxy-1,2-ethanediyl), reaction products with N,N-dimethyl-1,3-propanediamine, polyethylene glycol mono-Me ether and poly-TDI2-Oxepanone, homopolymer, ester with .alpha.-methyl-.omega.-hydroxypoly(oxy-1,2-ethanediyl), reaction products with N,N-dimethyl-1,3-propanediamine, polyethylene glycol mono-Me ether and poly-TDI162568-29-8
2-Oxepanone, polymer with 1,4-butanediol and 1,3-diisocyanatomethylbenzene, 2-hydroxyethyl acrylate-blocked2-Oxepanone, polymer with 1,4-butanediol and 1,3-diisocyanatomethylbenzene, 2-hydroxyethyl acrylate-blocked79771-07-6
2-Oxepanone, polymer with 1,4-butanediol, 1,3-diisocyanatomethylbenzene and 2,2-oxybisethanol2-Oxepanone, polymer with 1,4-butanediol, 1,3-diisocyanatomethylbenzene and 2,2-oxybisethanol68456-04-2
2-Oxepanone, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, .alpha.-hydro-.omega.-hydroxypoly(oxy-1,2-ethanediyl) and 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane, 2-hydroxyethyl acrylate-blocked2-Oxepanone, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, .alpha.-hydro-.omega.-hydroxypoly(oxy-1,2-ethanediyl) and 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane, 2-hydroxyethyl acrylate-blocked85338-68-7
2-Oxepanone, polymer with 1,6-hexanediol2-Oxepanone, polymer with 1,6-hexanediol36609-29-7
2-Oxepanone,7-(1-methylethyl)-,(R)-(9CI)2-Oxepanone,7-(1-methylethyl)-,(R)-(9CI)183378-26-9
2-Oxepanone, polymer with 1,6-diisocyanatohexane and 1,6-hexanediol2-Oxepanone, polymer with 1,6-diisocyanatohexane and 1,6-hexanediol164250-92-4
2-Oxepanone,polymer with 1,1'-methylenebis[4-isocyanatocyclohexane] and 2,2'-oxybis[ethanol],2-hydroxyethyl acrylate-blocked2-Oxepanone,polymer with 1,1'-methylenebis[4-isocyanatocyclohexane] and 2,2'-oxybis[ethanol],2-hydroxyethyl acrylate-blocked68585-11-5
2-Oxepanone, polymer with 1,4-butanediol and 1,1-methylenebis4-isocyanatobenzene2-Oxepanone, polymer with 1,4-butanediol and 1,1-methylenebis4-isocyanatobenzene26354-06-3
2-Oxepanone, homopolymer, decyl ester, reaction products with 3-(dimethylamino)-1-propanol, polyethylene-polypropylene glycol and poly-TDI2-Oxepanone, homopolymer, decyl ester, reaction products with 3-(dimethylamino)-1-propanol, polyethylene-polypropylene glycol and poly-TDI162568-24-3
2-Oxepaneethanol, 3-hydroxy- (9CI)2-Oxepaneethanol, 3-hydroxy- (9CI)738604-57-4
2-Oxepanone, polymer with 5-amino-1,3,3-trimethylcyclohexanemethanamine, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and 1,1'-methylenebis[4-isocyanatocyclohexane], Me Et ketone oxime-terminated2-Oxepanone, polymer with 5-amino-1,3,3-trimethylcyclohexanemethanamine, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and 1,1'-methylenebis[4-isocyanatocyclohexane], Me Et ketone oxime-terminated129870-76-4
4-Oxepanecarboxylicacid,7-oxo-(9CI)4-Oxepanecarboxylicacid,7-oxo-(9CI)485817-06-9
2-Oxepanone, polymer with 1,3-diisocyanatomethylbenzene and 2,2'-oxybis[ethanol]2-Oxepanone, polymer with 1,3-diisocyanatomethylbenzene and 2,2'-oxybis[ethanol]51160-36-2
2-Oxepanone, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and 5-isocyanato-1-(isocyanatomethyl) -1,3,3-trimethylcyclohexane, isocyanate-terminated2-Oxepanone, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and 5-isocyanato-1-(isocyanatomethyl) -1,3,3-trimethylcyclohexane, isocyanate-terminated68954-65-4
2-Oxepanone, polymer with 1,4-butanediol, 5-isocyanato-1-(isocyanatomethyl) -1,3,3-trimethylcyclohexane, 1,1'-methylenebis[4-isocyanatocyclohexane] and 2,2'-oxybis[ethanol]2-Oxepanone, polymer with 1,4-butanediol, 5-isocyanato-1-(isocyanatomethyl) -1,3,3-trimethylcyclohexane, 1,1'-methylenebis[4-isocyanatocyclohexane] and 2,2'-oxybis[ethanol]123171-64-2
2-Oxepanone,3-methyl-7-(1-methylethyl)-(9CI)2-Oxepanone,3-methyl-7-(1-methylethyl)-(9CI)185691-09-2
2-Oxepanone,7-methyl-4-(1-methylethyl)-,(4R,7S)-(9CI)2-Oxepanone,7-methyl-4-(1-methylethyl)-,(4R,7S)-(9CI)613668-18-1
2-Oxepanone, polymer with 1,6-diisocyanatohexane and 2-ethyl-2-(hydroxymethyl)-1,3-propanediol2-Oxepanone, polymer with 1,6-diisocyanatohexane and 2-ethyl-2-(hydroxymethyl)-1,3-propanediol129757-76-2
2-Oxepanemethanol,7-methoxy-(9CI)2-Oxepanemethanol,7-methoxy-(9CI)228086-51-9
2-Oxepanone, 3-acetyl- (9CI)2-Oxepanone, 3-acetyl- (9CI)530103-61-8
2-Oxepanone, polymer with α-hydro-ω-hydroxypoly[ oxy(methyl-1,2-ethanediyl)] and 1,1'-methylenebis[4-isocyanatocyclohexane]2-Oxepanone, polymer with α-hydro-ω-hydroxypoly[ oxy(methyl-1,2-ethanediyl)] and 1,1'-methylenebis[4-isocyanatocyclohexane]67599-00-2
2-Oxepanone, polymer with 1,4-butanediol, .alpha.-hydro-.omega.-hydroxypoly(oxy-1,4-butanediyl) and 1,1-methylenebis4-isocyanatobenzene2-Oxepanone, polymer with 1,4-butanediol, .alpha.-hydro-.omega.-hydroxypoly(oxy-1,4-butanediyl) and 1,1-methylenebis4-isocyanatobenzene77243-85-7
2-Oxepanone, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 1,1-methylenebis4-isocyanatocyclohexane and 2,2-oxybisethanol2-Oxepanone, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 1,1-methylenebis4-isocyanatocyclohexane and 2,2-oxybisethanol123171-67-5
2-Oxepanone,4-(1-methylethyl)-,(4R)-(9CI)2-Oxepanone,4-(1-methylethyl)-,(4R)-(9CI)655234-03-0
2-Oxepanone, polymer with 2,4-diisocyanato-1-methylbenzene2-Oxepanone, polymer with 2,4-diisocyanato-1-methylbenzene52136-46-6
2-Oxepanone, homopolymer, decyl ester, reaction products with 2-(diethylamino)ethanol and poly-TDI2-Oxepanone, homopolymer, decyl ester, reaction products with 2-(diethylamino)ethanol and poly-TDI162568-27-6
2-Oxepanone, homopolymer, dodecyl ester, phosphate, compd. with 2,2-iminobisethanol2-Oxepanone, homopolymer, dodecyl ester, phosphate, compd. with 2,2-iminobisethanol149530-91-6
2-Oxepanone, homopolymer, decyl ester, reaction products with 1H-imidazole-1-propanamine, polyethylene-polypropylene glycol and poly-TDI2-Oxepanone, homopolymer, decyl ester, reaction products with 1H-imidazole-1-propanamine, polyethylene-polypropylene glycol and poly-TDI162568-23-2
2-Oxepanone,5-(1-methylethyl)-,(5R)-(9CI)2-Oxepanone,5-(1-methylethyl)-,(5R)-(9CI)655233-10-6
2-Oxepanone,polymer with 1,4-butanediol,1,1-methylenebis-[4-isocyanatobenzene] and 2,2'-oxybis[ethanol]2-Oxepanone,polymer with 1,4-butanediol,1,1-methylenebis-[4-isocyanatobenzene] and 2,2'-oxybis[ethanol]56990-15-9
2-Oxepanone, polymer with 2-aminoethanol, 5-amino-1,3,3-trimethylcyclohexanemethanamine, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 1,1'-methylenebis[4-isocyanatocyclohexane] and 2,2'-oxybis[ethanol]2-Oxepanone, polymer with 2-aminoethanol, 5-amino-1,3,3-trimethylcyclohexanemethanamine, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 1,1'-methylenebis[4-isocyanatocyclohexane] and 2,2'-oxybis[ethanol]68052-57-3
2-Oxepanone, polymer with N-(1,3-dimethylbutylidene) -N'-[2-[(1,3-dimethylbutylidene)amino]ethyl]-1,2 -ethanediamine, 5-isocyanato-1-(isocyanatomethyl) -1,3,3-trimethylcyclohexane and 2,2'-oxybis[ethanol]2-Oxepanone, polymer with N-(1,3-dimethylbutylidene) -N'-[2-[(1,3-dimethylbutylidene)amino]ethyl]-1,2 -ethanediamine, 5-isocyanato-1-(isocyanatomethyl) -1,3,3-trimethylcyclohexane and 2,2'-oxybis[ethanol]62286-43-5
2-Oxepanone, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, α-hydro-ω-hydroxypoly[ oxy(methyl-1,2-ethanediyl)] and 1,1'-methylenebis[4-isocyanatocyclohexane]2-Oxepanone, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, α-hydro-ω-hydroxypoly[ oxy(methyl-1,2-ethanediyl)] and 1,1'-methylenebis[4-isocyanatocyclohexane]67599-04-6
2-Oxepanone, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and 5-isocyanato-1-(isocyanatomethyl) -1,3,3-trimethylcyclohexane2-Oxepanone, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and 5-isocyanato-1-(isocyanatomethyl) -1,3,3-trimethylcyclohexane55636-48-1
2-Oxepanone, polymer with α-hydro-ω-hydroxypoly( oxy-1,2-ethanediyl) and 1,1'-methylenebis[4-isocyanatobenzene]2-Oxepanone, polymer with α-hydro-ω-hydroxypoly( oxy-1,2-ethanediyl) and 1,1'-methylenebis[4-isocyanatobenzene]68888-97-1
2-Oxepanone, polymer with 1,4-butanediol, 1,3-diisocyanatomethylbenzene, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and 2,2'-oxybis[ethanol]2-Oxepanone, polymer with 1,4-butanediol, 1,3-diisocyanatomethylbenzene, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and 2,2'-oxybis[ethanol]123171-69-7
2-Oxepanone, polymer with 4-amino-α,α,4- trimethylcyclohexanemethanamine, 1,6-hexanediol, 2,2'-iminobis[ethanol], 1,1'-methylenebis[4-isocyanatocyclohexane] and 2,2'-oxybis[ethanol]2-Oxepanone, polymer with 4-amino-α,α,4- trimethylcyclohexanemethanamine, 1,6-hexanediol, 2,2'-iminobis[ethanol], 1,1'-methylenebis[4-isocyanatocyclohexane] and 2,2'-oxybis[ethanol]68052-62-0
2-Oxepanone, homopolymer, oxydi-2,1-ethanediyl ester2-Oxepanone, homopolymer, oxydi-2,1-ethanediyl ester75035-33-5
2-Oxepanone, homopolymer, oxydi-2,1-ethanediyl ester, bis(hydrogen 1,2-benzenedicarboxylate)2-Oxepanone, homopolymer, oxydi-2,1-ethanediyl ester, bis(hydrogen 1,2-benzenedicarboxylate)117985-60-1
2-Oxepanone, homopolymer, decyl ester, reaction products with 2-(diethylamino)ethanol, polyethylene-polypropylene glycol and TDI2-Oxepanone, homopolymer, decyl ester, reaction products with 2-(diethylamino)ethanol, polyethylene-polypropylene glycol and TDI162568-30-1
Oxfendazole-d3 VETRANALOxfendazole-d3 VETRANAL
OxfendzxoleOxfendzxole
Oxibendazoleオキシベンダゾール20559-55-1
Oxfendazole Impurity COxfendazole Impurity C
Oxepineオキセピン291-70-3
Oxepino[3,2-d]isoxazole, 5-methoxy- (9CI)Oxepino[3,2-d]isoxazole, 5-methoxy- (9CI)133708-04-0
Oxepino[4,5-b]pyridine (9CI)Oxepino[4,5-b]pyridine (9CI)108744-92-9
Oxepino[3,4-c]pyridine-3,9-dione, 5-ethyl-1,4,5,8-tetrahydro-5-hydroxy-, (5S)- (9CI)Oxepino[3,4-c]pyridine-3,9-dione, 5-ethyl-1,4,5,8-tetrahydro-5-hydroxy-, (5S)- (9CI)387862-46-6
Oxepino[3,2-d]isoxazole, 7-methoxy- (9CI)Oxepino[3,2-d]isoxazole, 7-methoxy- (9CI)133708-06-2
Oxepin, 7-[(1E)-1-ethoxy-1,3-butadienyl]-4-ethyl-2,3,4,5-tetrahydro- (9CI)Oxepin, 7-[(1E)-1-ethoxy-1,3-butadienyl]-4-ethyl-2,3,4,5-tetrahydro- (9CI)626233-25-8
Oxepino[3,2-d]isoxazole, 6-methoxy- (9CI)Oxepino[3,2-d]isoxazole, 6-methoxy- (9CI)133708-05-1
Oxepin, 4,5-dihydro- (7CI,8CI,9CI)Oxepin, 4,5-dihydro- (7CI,8CI,9CI)29329-01-9
Oxepino[3,2-d]isoxazole, 4-methoxy- (9CI)Oxepino[3,2-d]isoxazole, 4-methoxy- (9CI)133708-03-9
Oxepino[2,3-d]pyrimidine (9CI)Oxepino[2,3-d]pyrimidine (9CI)36338-06-4
Oxepino[4,5-b]pyridine, 5,6,8,9-tetrahydro- (9CI)Oxepino[4,5-b]pyridine, 5,6,8,9-tetrahydro- (9CI)108257-79-0
Oxepino[4,3-d]pyrimidine (9CI)Oxepino[4,3-d]pyrimidine (9CI)150100-00-8
Oxepino[2,3-c]pyridine (9CI)Oxepino[2,3-c]pyridine (9CI)132643-65-3
OXEPINO[3'',4'':6,7]INDOLIZINO[1,2-B]QUINOLINE-3,15-DIONE HYDROCHLORIDEOXEPINO[3'',4'':6,7]INDOLIZINO[1,2-B]QUINOLINE-3,15-DIONE HYDROCHLORIDE
Oxepino[3,2-c]pyridine (9CI)Oxepino[3,2-c]pyridine (9CI)132643-66-4
Oxepino[3,2-d]pyrimidine (9CI)Oxepino[3,2-d]pyrimidine (9CI)405230-54-8
Oxepino[2,3-b]pyridine (9CI)Oxepino[2,3-b]pyridine (9CI)108563-78-6
4-Oxepincarboxaldehyde, 6-acetyl-4,5-dihydro- (9CI)4-Oxepincarboxaldehyde, 6-acetyl-4,5-dihydro- (9CI)194657-17-5
OxepinsOxepins
676OXEPIN676OXEPIN
2,5-Oxepindione(9CI)2,5-Oxepindione(9CI)113567-95-6
2-Oxepincarboxylicacid,methylester(9CI)2-Oxepincarboxylicacid,methylester(9CI)67490-10-2
oxepin epoxideoxepin epoxide52748-31-9
2-Oxepincarboxylicacid,4,5,6,7-tetrahydro-7-methyl-(9CI)2-Oxepincarboxylicacid,4,5,6,7-tetrahydro-7-methyl-(9CI)419565-47-2
Oxepino4,5-cpyridineOxepino4,5-cpyridine264-33-5
Oxepinacオキセピナク55689-65-1
Ovzf-1 proteinOvzf-1 protein
OXERINOXERIN
2-Oxetanone, 3-C12-16-alkyl-4-C13-17-alkylidene derivs.3-アルキル（C12～16）-4-アルキリデン（C13～17）オキセタン-2-オン84989-41-3
2-(Oxetan-3-ylidene)acetonitrile2-(Oxetan-3-ylidene)acetonitrile1123787-67-6
3-Oxetanemethanolオキセタン-3-イルメタノール6246-06-6
oxetan-3-ylmethanoloxetan-3-ylmethanol
oxetane-3-carbaldehydeオキセタン-3-カルブアルデヒド1305207-52-6
oxetane-3-carboxylic acidoxetane-3-carboxylic acid
2-Oxetanone, 3-C14-16-alkyl 4-C15-17-alkylidene derivs.2-Oxetanone, 3-C14-16-alkyl 4-C15-17-alkylidene derivs.98246-87-8
3-Oxetaneethanol2-(オキセタン-3-イル)エタノール251922-46-0
256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360
Copyright 2017 © ChemicalBook. All rights reserved