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Merck
CN

419036

乙酸丁酸纤维素

average Mn ~12,000

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化学文摘社编号:
9004-36-8
UNSPSC Code:
12162002
NACRES:
NA.23
MDL number:
MFCD00081513

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SMILES string

O5[C@H]([C@@H]([C@H]([C@@H]([C@H]5COC(=O)CCC)OC(=O)CCC)OC(=O)CCC)OC(=O)CCC)O[C@@H]6[C@H](O[C@H]([C@@H]([C@H]6OC(=O)CCC)OC(=O)CCC)OC(=O)CCC)COC(=O)CCC.O3[C@H]([C@@H]([C@H]([C@@H]([C@H]3COC(=O)C)OC(=O)C)OC(=O)C)OC(=O)C)O[C@@H]4[C@H](O[C@H]([C@@H]([C@H]4OC(=

InChI

1S/C44H70O19.C28H38O19.C12H22O11/c1-9-17-29(45)53-25-27-37(57-31(47)19-11-3)39(58-32(48)20-12-4)42(61-35(51)23-15-7)44(56-27)63-38-28(26-54-30(46)18-10-2)55-43(62-36(52)24-16-8)41(60-34(50)22-14-6)40(38)59-33(49)21-13-5;1-11(29)37-9-19-21(39-13(3)31)23(40

InChI key

WGKMZYZRLDSCLX-OLZTYWLQSA-N

form

powder

mol wt

average Mn ~12,000

extent of labeling

16-19 wt. % Acetyl, 30-35 wt. % Butyryl

refractive index

n20/D 1.475 (lit.)

density

1.25 g/mL at 25 °C (lit.)

Quality Level

100

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相关类别

存储类别

11 - Combustible Solids

wgk

nwg

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
MKCK1828
MKBX2674V
MKBV5085V
MKBV0163V
MKBL9026V

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Yasunori Miyazaki et al.
Biological & pharmaceutical bulletin, 26(12), 1744-1747 (2003-12-04)
Mucoadhesive microspheres made of oppositely charged dextran derivatives and cellulose acetate butyrate (Ad-MS) were evaluated for their ability to improve the bioavailability of theophylline (TH) and thiamine disulfide (TDS). A drug suspension (or solution) and non-adhesive microspheres (MS) were used
Nahla S Barakat et al.
Journal of microencapsulation, 25(1), 31-45 (2008-01-12)
The aim of this study was to develop and characterize diclofenac sodium loaded-cellulose acetate butyrate microparticles in order to obtain a controlled-release system. The influence of the type of polymer, the volume and composition of the internal phase, drug loading
Yasunori Miyazaki et al.
Drug development and industrial pharmacy, 29(7), 795-804 (2003-08-09)
The objective of this study was to evaluate the utility of mixtures among oppositely charged dextran derivatives as constituents of a controlled release microsphere. Carboxymethyldextran (CMD) and dextran sulfate (DS) were used as polyanions, and [2-(diethylamino) ethyl] dextran (EA) and
R B Umamaheshwari et al.
Drug delivery, 10(3), 151-160 (2003-08-29)
We prepared cellulose acetate butyrate (CAB)-coated cholestyramine microcapsules as a intragastric floating drug delivery system endowed with floating ability due to the carbon dioxide generation when exposed to the gastric fluid. The microcapsules also have a mucoadhesive property. Ion-exchange resin
Kazuyoshi Nakahashi et al.
Masui. The Japanese journal of anesthesiology, 52(1), 26-31 (2003-03-14)
Dental injuries are the most common reason for complaints against anesthetists. The purpose of this study was to investigate the effect of teeth protector on dental injuries during general anesthesia. Incidence of dental injuries was evaluated retrospectively in 5,946 consecutive
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