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`LUPIN EX’|O23, Page 1
`
`LUPIN EX1023, Page 1
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`

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`LUPIN EX1023, Page 2
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`

`
`t-BOC-N1-XANTHYL-
`-ASPARAGINE
`5542().40·8 1 c,H,.N,o,
`
`FW 412.4
`
`-t-BOC-No-XANTHYL-
`-GLUTAMINE
`55260-247] C"H"N,O,
`
`FW 426.5
`
`5g
`
`5g
`
`---z
`
`41.%
`
`B 3545
`@
`
`LDINE
`~ontains :o=1% isopropanol
`"4767Q-O] c,,H"NO, FW 327.4
`~: 22-36/37/38 S: 26-36
`
`1 g
`5 g
`
`10.9~
`42.)~
`
`s9B76
`@
`
`80127
`i&l
`
`500 g
`1 kg
`
`26.30
`34.60
`
`12.80
`16.80
`46.40
`
`13.80
`29.50
`50.00
`
`BORIC ACID, Electrophoresis Reagent
`See: Electrophoresis Reagents P~fl·.:.e ...:.l ...:.96::.:7 _ _ _ _
`i)~~~hydrate
`BORIC ACID GEL
`SigmaUitra
`See under Affinity Chromatography Media Page 19 50
`99.5-105.0%
`BORIC ACID, Molecular Biology Reagent
`Solubility (0.1 M in water, 20'C): complete, colorless
`See: Molecular Biology Products Page 1624
`Insoluble matter: <0.1%
`BORIC ACID TABLETS
`K: <0.005%
`Cl: <0.05%
`26.90
`100 tablets
`so,: <0.05%
`B 2645 Contains 1 g boric acid
`Mg: <0.0005%
`1,000 tablets 149.30
`per tablet.
`l!i!l
`NH,': <0.05%
`AI: <0.0005%
`H,B03 FW 61.83
`~~~%
`~~00~
`R: 63-62-36/3//38 S: 45-26-36/37/39-22
`Pb: <0.001%
`Cu: <0.0005%
`Zn: <0.0005%
`Fe: <0.001%
`BORIC ACID TRIMETHYL ESTER
`[1303·96·4] Na,B,O, • 10H,O FW 381.4
`See: Trimethyl Borate Page 980
`R: 63·6_2-36/3~~~? . • S: 4_5·2~·36/37/39~22.
`d-2,3-BORNANEDIONE
`500 g
`Decahydrate
`See: (1SH+l-Camphorquinone Page 200
`1 kg
`99.5-105.0%
`5 kg
`Widely used as a buffer. pH of a
`BORNEOL
`36.00
`100 g
`solution is approx. 9.3 over a wide
`B 7888 Approx. 85%
`500 g 133.60
`range of concentrations.
`[50770·0] CwH,aO FW 154.3
`l!i!l
`[ 1303·96·4] Na,B,O, • 10H,O FW 381.4
`+
`R: 11-20/21/22-43 S: 16-36
`R: 63-62-36(~?(3?. ?: 45-26·3?/37/39~22.
`H-BORNYL ACETATE
`100 g
`Anhydrous
`B5,520-3 Approx. 97% (capillary GC)
`500 g
`Minimum 99.0%
`1 2-o·c 1
`d = 0.98 g/ml
`1 kg
`[ 133().43·4] Na,B,O, FW 201.2
`Pheromone for Periplaneta americana.
`R: 63-62-36/37/38 S: 45-26·
`Aldrich Brand. Formerly Sigma Product B 6759.
`36/37/39-22
`[5655·61·8]
`BORON
`B 3135 Practical Grade
`1i!!l
`Amorphous powder
`1
`+
`[7440·42·8] B Fw 10.81
`R: 11-20/21/22-37 S: 16-36-3/7/9
`BORONIC ACID-AGAROSE
`See: m-Aminophenylboronic Acid-Agarose under
`Affinity Chromatography Media Page 1949
`5 ml
`BORON TRICHLORIDE-METHANOL
`B 0877 10% boron trichloride in methanol
`10 ml
`I >-•·c I
`for preparing methyl esters of fatty
`25 ml
`acids and for transesterification of
`triglycerides.
`Sealed ampules.
`Shelf life is extended considerably in sealed ampules.
`[I 0294·34·5]
`R: 11-23/25-34 S: 7-16-24-45
`BORON TRIFLUORIDE DIETHYL ETHERATE
`d = 1.15 g/ml
`[I 09·63-7] C,H10BF30 FW 141.9
`Mg: <0.005%
`R: 10-34-23j24/25:14 __ S:_16-4?:26:36/37j39.
`Na: <0.005%
`100ml 17.50
`NH4: <0.05% B 6261 Brown liquid
`250 ml 21.20
`I 2-•·~ I
`P: <0.005%
`
`100 g 19.20
`
`100 g
`
`97.50
`
`18.30
`24.70
`38.20
`
`100 ml 36.20
`
`16.30
`29.80
`106.10
`
`Redistilled
`Light yellow liquid.
`Aldrich Brand. Formerly Sigma Product B 8764 .
`BORON TRIFLUORIDE-METHANOL
`• 14% boron trifluoride in methanol is useful for
`preparing methyl esters of fatty acids and for
`transesterification of triglycerides ..
`14% solution in sealed ampule.
`5 ml
`Shelf life is extended
`25 ml
`considerably in sealed ampules. 10 x 5 ml
`[373·57·9]
`R: I~-.2_3/25~34. _s:. 7:16:24~45.
`14% solution in bottle with screw-
`15.40
`5 ml
`cap closure.
`20.80
`100 ml
`250 ml
`28.40
`[373-579]
`R: 11-23/25-34 S: 7-16-24-45 500 ml
`48.20
`11iter
`79.70
`... ........... .... . ..
`(Continued)
`175
`
`B 1127
`I 2-a·c I
`
`B 1252
`I 2-s·c I
`
`• www.sigma-aldrich.com/order
`
`ILTON-HUNTER REAGENT
`See: 3-(p-Hydroxyphenyl)propionic Acid
`N-Hydroxysuccinimide Ester Page 546
`
`>MBESIN
`See Bioactive Peptides Page I 050
`
`)NE MARROW MEDIA
`See· Tissue Culture Media and Reagents Page 1778
`
`BOOKS
`Over 400 technical reference works
`on a wide range of topics:
`
`Imino AcidsjPeptides
`liotechnologyjMolecular Biology
`;ell/Tissue Culture
`:hromatography
`:nnical Chemistry
`:omputer Techniques
`l>yes and Stains
`Electrophoresis
`Enzymology
`General References
`Immunochemistry/Immunology
`Lipid Chemistry
`Microbiology
`Microscopy
`Neurobiology/Neurochemistry
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`Pharmacology/Toxicology
`Protein Chemistry /Isolation
`Safety & Hazard
`Selected Techniques
`Selected Topics
`Spectra
`
`See the Techware Section Page 2182 _ -
`
`BOP REAGENT
`· o)·
`.
`.
`See. Benzotriazolyi-N-oxy-tns(dlmethylaml~ 54
`phosphonium Hexafluorophosphate Page~
`
`9-BORABICYCL0[3.3.1]NONANE
`_ ,:::S:;:ee:::_ . .:.9:::-:·B~B::..:N~D:::im.:.:.e::.r..:.P-=as.ge:.._75c..6:....-_ _ _ ___.-/
`461'
`
`BORAGE OIL
`9 From Borago officianalis seeds
`. ceridesl·
`Contains 20-25% Tlinolenic acid (as tngly
`See also: Evening Primrose Oil Page 4! 3
`Fungal Lipid Page 443
`___./
`[840 12·16-8]
`www.sigma-aldrich.com/techinfo
`
`___.:._---=-------:(cid:173)
`
`80RDET GENGOU AGAR BASE
`See· Microbiological Media and Components
`_ _ ...-:.P..:::al!:ge::..2:::0::.7.::0:..._ ____________
`80RDET GENGOU AGAR BASE WITH 1.6% AGAR
`See: Microbiological Media and Components
`Page 2070
`
`80RDET GENGOU AGAR BASE WITHOUT PEPTONE
`See: Microbiological Media and Components
`Page 2070
`
`8 7660
`~
`
`80252
`
`See also Plant Cell Culture
`Reagents Page 1866
`
`80RICACID
`[I 0043-35 3] H3BO, FW 61.83
`R: 63-62-36j37/38 . S: 4_5·2~-36/3]/39~22
`SigmaUitra
`18.70
`100 g
`Minimum 99.5%
`33.40
`500 g
`pH (l Min water, 20'C): 3.5-6.0
`1 kg 50.50
`Solubility (1 M in water, 20'CJ: com(cid:173)
`plete, colorless
`Insoluble matter: <0.1%
`Chloride (CIJ: <0.05%
`Sulfate ISO,): <0.05%
`AI: <0.0005%
`Ca: <0.005%
`Pb: <0.001% •
`Cu: <0.0005%
`Fe: <0.0005%
`Zn: <0.0005% 21,660-7
`K: <0.005%
`~26o <0.05; A280 <0.05 (1 M in water)
`I 2-s·c I •
`~ Mini~~~ 99~5% · ·
`· · ioo g
`9.4o
`500 g
`16.70
`1 kg
`25.20
`2.5 kg
`47.70
`5 kg
`85.90
`10 kg 134.10
`~394 ACS R~~g~~t ........ ...... ..... 566 ~. . 27.10
`Assay: ~99.5%
`1 kg
`48.80
`~soluble in methanol: s 0.005%
`5 kg 159.40
`onvolatile with methanol:
`:s0.05%
`Chloride (CI): s0.001%
`:~~SPhate (P04): :o=0.001%
`~te (S04 ): :o=0.01%
`~:ICIUm (Ca): :o=0.005%
`-........... lro~{r,(Fem:1.tals (as Pb): :o=0.001%
`~s0.001%
`To place an order call 800-325-3010