Intermediates

B&S Group BV was formed in 1991 specifically to supply the fine chemical industry with intermediates. We’ve been delivering the specialty chemicals you need, with the quality and consistency you expect, ever since!

With B&S Group BV you get the service and quality which meets your requirements. We source and import exactly what you need, when you need it. If the product can not be sourced we have it produced in accordance with you requirements (see also toll production).

PRODUCT NAME	CAS NO.

A.
p-Aceto Toluidide
2-Acetoxy-3-butanone	4906-24-5
Allyl bromide	106-95-6
Aluminium,([1,1’-biphenyl]-4-olato)bis(2-methyl-
8-quinolinolato kN1,kO8)	146162-54-1
Alpha-Sulfophenylacetic acid-4	1360-32-1
1-Amino-3-hydroxybenzene	591-25-7
S-3-Aminopiperidine dihydrochloride	334618-07-4
(R)-3-Aminopyrrolidine dihydrochloride	116183-81-4
(S)-3-Aminopyrrolidine dihydrochloride	116183-83-6
7-AVCA	79349-82-9

B.
Benzanilide	100-52-7
Benzil	134-81-6
1-Benzyl-3-(ethoxycarbonyl)-4-piperidone hydrochloride	1454-53-1
1-Benzyl-4-piperidinone	3612-20-2
1-Benzyl-4-(3-trifluoromethyl)-phenyl-4-peperidinol	56108-27-1
9,9’-[1,1’-Biphenyl]-4,4’-diybis-9H-carbazole	58328-31-7
1-Bromo-2-chloroethane	107-04-0
2-Bromobutane	78-76-2
1-Bromo decane	112-29-8
1-Bromo dodecane	143-15-7
Bromoethane	74-96-4
1-Bromo heptane	629-04-9
1-Bromo hexane	111-25-1
1-Bromo octane	111-81-3
1-Bromo pentane	110-53-2
2-Bromo pentane	107-81-3
2,3-Butanedione	431-03-8
Butyroxy-2,5-dimethyl-3(2H) furanone	114099-96-6
4-(N-Boc-amino)piperidine	73874-95-0
N-Boc-piperidine-4-one	79099-07-3
(R)-1-Boc-pyrrolidine-3-carboxylic acid	72925-16-7
(S)-1-Boc-pyrrolidine-3-carboxylic acid	140148-70-5
(R)-N-Boc-3-aminopyrrolidine	147081-49-0
(S)-N-Boc-3-aminopyrrolidine	147081-44-5





C.
Caffeine	58-08-2
3(S)-(+)-carbamoyl-1,1-diphenylmethyl)pyrrolidine-L-(+)-tartrate	134002-26-9
(R)-N-Cbz-3-Aminopyrrolidine	122536-73-6
(S)-N-Cbz-3-Aminopyrrolidine	122536-72-5
(R)-N-Cbz-3-Aminopyrrolidine hydrochloride	870621-17-3
(S)-N-Cbz-3-Aminopyrrolidine hydrochloride	550378-39-7
(3S)-N-Cbz-3-mercapto-1-pyrrolidine	130516-23-3
(R)-1-Cbz-3-pyrrolidinol	100858-33-1
(S)-1-Cbz-3-pyrrolidinol	100858-32-0
Cefsulodine	62587-73-9
Coumarine	91-64-5
3-(S)-(1-Cyano-1,’1-diphenylmethyl)-1-tosylpyrrolidine	133088-09-9
Cyanogen Bromide solid	506-68-3
Cyanogen Bromide sol. In dichloromethane	506-68-3

D.
5-(6)-Decenoic acids	72881-27-7
p-Dibromo Benzene	06-37-6
1,4-Dibromobutane	110-52-1
1,2-Dibromo-3-chloropropane	96-12-8
1,2-Dibromoethane	106-93-4
1,3-Dibromopropane	109-64-8
2,6-Dimethyl Acetanilide	2198-53-0
2,5-Dimethy-3(2H)-furanone	14400-67-0
3,5-Dimethyl Pyrazole	67-51-6
Diphenyl Phthalate	84-62-8
1,2-Diphenylbenzimidazole	2622-67-5

E.
5-Ethyl-3-hydroxy-4-methyl-2(5H)-furanone	698-10-2

F. G.

H.
N-Heptyl-delta-valerolactone	713-95-1
l-Homoserine	672-15-1
8-Hydroxy-9-formyljulolidine	63149-33-7
4-Hydroxy-3-methyl-octalactone	39212-23-2
(R)-3-Hydroxypyrrolidine hydrochloride	104706-47-0
(S)-3-Hydroxypyrrolidine hydrochloride	122536-94-1
8-Hydroxyjulolidine	41175-5-2-
8-Hydroxyquinoline	148-24-3

I. J. K. L.


M.
2-Methyl-tetrahydrofuran-3-keto	3188-00-9
(3S)-3-Mercapto-(4-nitrophenyl)methylester-1-pyrrolidine
carboxylic acid	87657-41-8

N.
(2S,4R)-N-Boc-4-acetylthio-2-hydroxymethyl-1-pyrrolidine
carboxylic acid	148017-39-4
(S)-N-Boc-3-pyrrolidinol	101469-92-5
2-Naphthalene sulfonic acid	120-18-3

O.

P.
m-Phenylene Dibenzoate
Pyridinium Chlorochromate	26299-14-9
Pyridine sulfurtrioxide	26412-87-3
Pyrrolidin-3-one hydrochloride	3760-52-9

Q.
p-Quaterphenyl	135-70-6

R.

S.
3R-1-Tos-3-tos-3-pyrrolidinol	133034-02-3
3S-1-Tos-3-tos-3-pyrrolidinol	133034-01-2

T.
P-Terphenyl
1,1,7,7-Tetramethyl-8-hydroxyjulolidine	115704-81-1
1,1,7,7-Tetramethyl-8-hydroxy-9-formyljulolidine	115662-09-4
5,6,11,12-Tetraphenylnaphthacene	517-51-1
Toluhydroquinone	95-71-6
4,4’,4’’-Triiodotriphenylamine	4181-20-8
Triphenylbismuth	603-33-8
Triphenylmethane	519-73-3

U.

V.
Veratraldehyde	110-62-3

W.

X. Y. Z.
Xanthene	92-83-1