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High purity DL-Methionine methylsulfonium chloride 98% TOP1 supplier in China
Cas No: 3493-12-7
No Data 100 Gram 100 Metric Ton/Month Dayang Chem (Hangzhou) Co.,Ltd. Contact Supplier
China biggest manufacturer,VITAMIN U,3493-12-7,DL-METHIONINE METHYLSULFONIUM CHLORIDE,
Cas No: 3493-12-7
USD $ 3.0-3.0 / Kilogram 1 Kilogram 100 Metric Ton/Year GIHI CHEMICALS CO.,LIMITED Contact Supplier
VITAMIN U 3493-12-7 DL-METHIONINE METHYLSULFONIUM CHLORIDE
Cas No: 3493-12-7
No Data 25 Kilogram 5 Metric Ton/Month Sinoway Industrial Co., Ltd. Contact Supplier
High quality DL-Methionine methylsulfonium chloride supplier in China
Cas No: 3493-12-7
No Data 1 Kilogram 100 Metric Ton/Year Simagchem Corporation Contact Supplier
Vitamin U powder 98% CAS 3493-12-7
Cas No: 3493-12-7
USD $ 200.0-260.0 / Kilogram 1 Kilogram 3000 Kilogram/Month Kono Chem Co.,Ltd Contact Supplier
High quality Vitamin U Cas 3493-12-7 with cheap price adnd good service
Cas No: 3493-12-7
USD $ 12.0-15.0 / Kilogram 25 Kilogram 200 Metric Ton/Year Wuhan Fortuna Chemical Co.,Ltd Contact Supplier
Food grade 99% Vitamin U powder Cas:3493-12-7
Cas No: 3493-12-7
USD $ 19.0-29.0 / Kilogram 1 Kilogram 55 Metric Ton/Month Xi'an Quanao Biotech Co., Ltd. Contact Supplier
High Content Natural Extract DL-Methionine Methylsulfonium Chloride HACCP manufacturer
Cas No: 3493-12-7
USD $ 0.1-0.1 / Gram 1 Gram 100 Metric Ton/Year Xi'an Xszo Chem Co., Ltd. Contact Supplier
Factory Supply Vitamin U
Cas No: 3493-12-7
No Data 1 1 Ality Chemical Corporation Contact Supplier
2-amino-4-(methylthio)butanoic acid; methylsulfonium; chloride
Cas No: 3493-12-7
No Data 10 Milligram Amadis Chemical Co., Ltd. Contact Supplier

3493-12-7 Usage

InChI:InChI=1/C6H13NO2S.ClH/c1-10(2)4-3-5(7)6(8)9;/h5H,3-4,7H2,1-2H3;1H

3493-12-7 Well-known Company Product Price

Brand (Code)Product description CAS number Packaging Price Detail
TCI America (M0644)  DL-Methionine Methylsulfonium Chloride  >99.0%(T) 3493-12-7 25g 270.00CNY Detail
TCI America (M0644)  DL-Methionine Methylsulfonium Chloride  >99.0%(T) 3493-12-7 500g 2,100.00CNY Detail

3493-12-7SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 11, 2017

Revision Date: Aug 11, 2017

1.Identification

1.1 GHS Product identifier

Product name DL-METHIONINE METHYLSULFONIUM CHLORIDE

1.2 Other means of identification

Product number -
Other names DL-Methionine MethylsulfoniuM Chloride

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:3493-12-7 SDS

3493-12-7Synthetic route

DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

glycine
56-40-6

glycine

zinc(II) oxide

zinc(II) oxide

(diaquachloro-S-methylmethioniato)(glycinato)zinc

(diaquachloro-S-methylmethioniato)(glycinato)zinc

Conditions
ConditionsYield
In water reaction of ZnO with ligands in H2O (equimolar amounts); elem. anal.;96%
DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

aspartic Acid
617-45-8

aspartic Acid

zinc(II) oxide

zinc(II) oxide

(diaquachloro-S-methylmethioninato)(asparaginato)-O,O'-zinc

(diaquachloro-S-methylmethioninato)(asparaginato)-O,O'-zinc

Conditions
ConditionsYield
In ethanol reaction of ZnO with ligands in H2O (equimolar amounts); elem. anal.;96%
DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

rac-Ala-OH
302-72-7

rac-Ala-OH

zinc(II) oxide

zinc(II) oxide

(aquachloro-S-methylmethioniato)(alaninato)zinc

(aquachloro-S-methylmethioniato)(alaninato)zinc

Conditions
ConditionsYield
In water reaction of ZnO with ligands in H2O (equimolar amounts); elem. anal.;95%
Glutamic acid
617-65-2

Glutamic acid

DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

zinc(II) oxide

zinc(II) oxide

(aquachloro-S-methylmethionato)(glutaminato)-O,O'-zinc
132032-38-3

(aquachloro-S-methylmethionato)(glutaminato)-O,O'-zinc

Conditions
ConditionsYield
In water reaction of ZnO with ligands in H2O (equimolar amounts); elem. anal.;93%
chloride
16887-00-6

chloride

DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

chloroperoxidase

chloroperoxidase

A

methyl bromide
74-83-9

methyl bromide

B

methylene chloride
74-87-3

methylene chloride

C

methyl iodide
74-88-4

methyl iodide

Conditions
ConditionsYield
With sea salt; dihydrogen peroxide; potassium carbonate In phosphate buffer Methylation;
bromide
10097-32-2

bromide

DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

chloroperoxidase

chloroperoxidase

A

methyl bromide
74-83-9

methyl bromide

B

methyl iodide
74-88-4

methyl iodide

Conditions
ConditionsYield
With sea salt; dihydrogen peroxide; potassium carbonate In phosphate buffer Methylation;
iodide
14362-44-8

iodide

DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

chloroperoxidase

chloroperoxidase

A

methyl bromide
74-83-9

methyl bromide

B

methyl iodide
74-88-4

methyl iodide

Conditions
ConditionsYield
With sea salt; dihydrogen peroxide; potassium carbonate In phosphate buffer Methylation;
DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

A

(3-carboxy-3-chloro-propyl)-dimethyl sulfonium

(3-carboxy-3-chloro-propyl)-dimethyl sulfonium

B

<3-carboxy-3-hydroxy-propyl>-dimethyl sulfonium

<3-carboxy-3-hydroxy-propyl>-dimethyl sulfonium

Conditions
ConditionsYield
With hydrogenchloride; sodium nitrite
cobalt(III) hydroxide

cobalt(III) hydroxide

DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

Co{(CH3)2S(Cl)(CH2)2CH(NH2)COO}3*2H2O

Co{(CH3)2S(Cl)(CH2)2CH(NH2)COO}3*2H2O

Conditions
ConditionsYield
In not given room temp.;
cobalt(III) hydroxide

cobalt(III) hydroxide

DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

Co{(CH3)2S(Cl)(CH2)2CH(NH2)COO}3*4H2O

Co{(CH3)2S(Cl)(CH2)2CH(NH2)COO}3*4H2O

Conditions
ConditionsYield
In not given heating (67-70°C, 3 h);
DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

cobalt(II) chloride
7646-79-9

cobalt(II) chloride

A

2(CH3)2S(CH2)2CH(NH3)COO(1+)*CoCl4(2-)={(CH3)2S(CH2)2CH(NH3)COO}2CoCl4

2(CH3)2S(CH2)2CH(NH3)COO(1+)*CoCl4(2-)={(CH3)2S(CH2)2CH(NH3)COO}2CoCl4

B

(CH3)2S(CH2)2CH(NH3)COO(1+)*CoCl3(1-)={(CH3)2S(CH2)2CH(NH3)COO}CoCl3

(CH3)2S(CH2)2CH(NH3)COO(1+)*CoCl3(1-)={(CH3)2S(CH2)2CH(NH3)COO}CoCl3

Conditions
ConditionsYield
In acetone
nickel(II) chloride hexahydrate

nickel(II) chloride hexahydrate

Glutamic acid
617-65-2

Glutamic acid

DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

{NiCl3(H2O)3}(1-)*(CH3)2SC3H5NH2COOH(1+)*COOHCHNH2C2H4COOH*8H2O={NiCl3(H2O)3}(CH3)2SC3H5NH2COOH(COOHCHNH2C2H4COOH)*8H2O

{NiCl3(H2O)3}(1-)*(CH3)2SC3H5NH2COOH(1+)*COOHCHNH2C2H4COOH*8H2O={NiCl3(H2O)3}(CH3)2SC3H5NH2COOH(COOHCHNH2C2H4COOH)*8H2O

Conditions
ConditionsYield
In ethanol addn. of an equimolar quantity of NiCl2*6H2O to satd. solns. of the ligands in ethanol; purifn. with ethanol, isolation from the mother soln. with acetone, elem. anal.;
copper(II) choride dihydrate

copper(II) choride dihydrate

Glutamic acid
617-65-2

Glutamic acid

DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

Cu(2+)*2Cl(1-)*HOOCC2H4CH(NH2)COO(1-)*H2O*HO2CCH(NH2)CH2CH2S(CH3)2(1+)={CuCl2(C5H8O4N)(H2O)}{HO2CCH(NH2)CH2CH2S(CH3)2}

Cu(2+)*2Cl(1-)*HOOCC2H4CH(NH2)COO(1-)*H2O*HO2CCH(NH2)CH2CH2S(CH3)2(1+)={CuCl2(C5H8O4N)(H2O)}{HO2CCH(NH2)CH2CH2S(CH3)2}

Conditions
ConditionsYield
In ethanol; water addn. of Cu-salt in EtOH to saturated aq. soln. of ligands, stirred until no further decolourisation of the supernatant liquid; sepn. of the mother-liquor, residue treated two or three times with EtOH and with acetone until the organic solvent gave negative test for Cl(1-), powdered product washed three times with ether; elem. anal.;
nickel(II) carbonate
719261-06-0

nickel(II) carbonate

Glutamic acid
617-65-2

Glutamic acid

DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

Ni((CH3)2SCH2CH2CH(NH2)COO)(COOCH(NH2)(CH2)2COOH)(H2O)2(1+)*Cl(1-)=Ni((CH3)2S(Cl)C3H5(NH2)COO)(COOCH(NH2)C2H4COOH)*2H2O

Ni((CH3)2SCH2CH2CH(NH2)COO)(COOCH(NH2)(CH2)2COOH)(H2O)2(1+)*Cl(1-)=Ni((CH3)2S(Cl)C3H5(NH2)COO)(COOCH(NH2)C2H4COOH)*2H2O

Conditions
ConditionsYield
In water addn. of basic NiCO3 to equimolar quantities of the ligands dissolved in water; filtration, salting-out by repeated treating with acetone, elem. anal.;
nickel(II) chloride hexahydrate

nickel(II) chloride hexahydrate

DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

glycine
56-40-6

glycine

{NiCl3(H2O)3}(1-)*(CH3)2SCH2CH2CH(NH2)COOH(1+)*CH2(NH2)COOH*2H2O={NiCl3(H2O)3}((CH3)2SC3H5(NH2)COOH)(CH2(NH2)COOH)*2H2O

{NiCl3(H2O)3}(1-)*(CH3)2SCH2CH2CH(NH2)COOH(1+)*CH2(NH2)COOH*2H2O={NiCl3(H2O)3}((CH3)2SC3H5(NH2)COOH)(CH2(NH2)COOH)*2H2O

Conditions
ConditionsYield
In ethanol addn. of an equimolar quantity of NiCl2*6H2O to satd. solns. of the ligands in ethanol; purifn. with ethanol, isolation from the mother soln. with acetone, elem. anal.;
nickel(II) chloride hexahydrate

nickel(II) chloride hexahydrate

DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

aspartic Acid
617-45-8

aspartic Acid

{NiCl3(H2O)3}(1-)*(CH3)2SC3H5NH2COOH(1+)*COOHCHNH2CH2COOH*5H2O={NiCl3(H2O)3}(CH3)2SC3H5NH2COOH(COOHCHNH2CH2COOH)*5H2O

{NiCl3(H2O)3}(1-)*(CH3)2SC3H5NH2COOH(1+)*COOHCHNH2CH2COOH*5H2O={NiCl3(H2O)3}(CH3)2SC3H5NH2COOH(COOHCHNH2CH2COOH)*5H2O

Conditions
ConditionsYield
In ethanol addn. of an equimolar quantity of NiCl2*6H2O to satd. solns. of the ligands in ethanol; purifn. with ethanol, isolation from the mother soln. with acetone, elem. anal.;
nickel(II) chloride hexahydrate

nickel(II) chloride hexahydrate

DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

rac-Ala-OH
302-72-7

rac-Ala-OH

{NiCl3(H2O)3}(1-)*(CH3)2SCH2CH2CH(NH2)COOH(1+)*CH3CH(NH2)COOH*3H2O={NiCl3(H2O)3}(CH3)2SC3H5(NH2)COOH(CH3CHNH2COOH)*3H2O

{NiCl3(H2O)3}(1-)*(CH3)2SCH2CH2CH(NH2)COOH(1+)*CH3CH(NH2)COOH*3H2O={NiCl3(H2O)3}(CH3)2SC3H5(NH2)COOH(CH3CHNH2COOH)*3H2O

Conditions
ConditionsYield
In ethanol addn. of an equimolar quantity of NiCl2*6H2O to satd. solns. of the ligands in ethanol; purifn. with ethanol, isolation from the mother soln. with acetone, elem. anal.;
copper(II) choride dihydrate

copper(II) choride dihydrate

DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

glycine
56-40-6

glycine

CuCl2(H2NCH2COO)(H2O)2(1-)*HO2CCH(NH2)CH2CH2S(CH3)2(1+)*2H2O={CuCl2(H2NCH2COO)(H2O)2}(HO2CCH(NH2)CH2CH2S(CH3)2)*2H2O

CuCl2(H2NCH2COO)(H2O)2(1-)*HO2CCH(NH2)CH2CH2S(CH3)2(1+)*2H2O={CuCl2(H2NCH2COO)(H2O)2}(HO2CCH(NH2)CH2CH2S(CH3)2)*2H2O

Conditions
ConditionsYield
In ethanol; water addn. of Cu-salt in EtOH to saturated aq. soln. of ligands, stirred until no further decolourisation of the supernatant liquid; sepn. of the mother-liquor, residue treated two or three times with EtOH and with acetone until the organic solvent gave negative test for Cl(1-), powdered product washed three times with ether; elem. anal.;
copper(II) choride dihydrate

copper(II) choride dihydrate

DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

aspartic Acid
617-45-8

aspartic Acid

CuCl2(HOOCCH2CHNH2COO)(H2O)2(1-)*HO2CCHNH2CH2CH2S(CH3)2(1+)={CuCl2(HOOCCH2CHNH2COO)(H2O)2}{HO2CCHNH2CH2CH2S(CH3)2}

CuCl2(HOOCCH2CHNH2COO)(H2O)2(1-)*HO2CCHNH2CH2CH2S(CH3)2(1+)={CuCl2(HOOCCH2CHNH2COO)(H2O)2}{HO2CCHNH2CH2CH2S(CH3)2}

Conditions
ConditionsYield
In ethanol; water addn. of Cu-salt in EtOH to saturated aq. soln. of ligands, stirred until no further decolourisation of the supernatant liquid; sepn. of the mother-liquor, residue treated two or three times with EtOH and with acetone until the organic solvent gave negative test for Cl(1-), powdered product washed three times with ether; elem. anal.;
copper(II) choride dihydrate

copper(II) choride dihydrate

DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

rac-Ala-OH
302-72-7

rac-Ala-OH

Cu(2+)*2Cl(1-)*CH3CH(NH2)COO(1-)*H2O*HO2CCH(NH2)CH2CH2S(CH3)2(1+)={CuCl2(CH3CH(NH2)COO)(H2O)}(HO2CCH(NH2)CH2CH2S(CH3)2)

Cu(2+)*2Cl(1-)*CH3CH(NH2)COO(1-)*H2O*HO2CCH(NH2)CH2CH2S(CH3)2(1+)={CuCl2(CH3CH(NH2)COO)(H2O)}(HO2CCH(NH2)CH2CH2S(CH3)2)

Conditions
ConditionsYield
In ethanol; water addn. of Cu-salt in EtOH to saturated aq. soln. of ligands, stirred until no further decolourisation of the supernatant liquid; sepn. of the mother-liquor, residue treated two or three times with EtOH and with acetone until the organic solvent gave negative test for Cl(1-), powdered product washed three times with ether; elem. anal.;
iron(III) chloride hexahydrate

iron(III) chloride hexahydrate

S-methyl-L-cysteine
1187-84-4

S-methyl-L-cysteine

DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

Fe(3+)*O2CCH(NH2)CH2CH2S(CH3)2*Cl(1-)*2O2CCH(NH2)CH2SCH3(1-)*3H2O=Fe(O2CCH(NH2)CH2CH2S(CH3)2Cl)(O2CCH(NH2)CH2SCH3)2*3H2O

Fe(3+)*O2CCH(NH2)CH2CH2S(CH3)2*Cl(1-)*2O2CCH(NH2)CH2SCH3(1-)*3H2O=Fe(O2CCH(NH2)CH2CH2S(CH3)2Cl)(O2CCH(NH2)CH2SCH3)2*3H2O

Conditions
ConditionsYield
In water addn. of FeCl3*6H2O to a mixt. of vitamin U and S-methyl-L-cysteine in water (molar ratio 1:1:2), addn. of LiCO3 in small portions, liberation of CO2; complex isolated from the soln. by addn. of a 1:1 mixt. of acetone and alcohol, oily ppt., treated with acetone to give a powder, washed with ether; elem. anal.;
α-ketoglutaric acid
328-50-7

α-ketoglutaric acid

DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

zinc(II) oxide

zinc(II) oxide

Zn(O2CC(O)CH2CH2CO2H)(O2CCH(NH2)(CH2)2S(CH3)2)(H2O)(1+)*Cl(1-)=Zn(O2CC(O)CH2CH2CO2H)(O2CCH(NH2)(CH2)2S(CH3)2Cl)*H2O

Zn(O2CC(O)CH2CH2CO2H)(O2CCH(NH2)(CH2)2S(CH3)2)(H2O)(1+)*Cl(1-)=Zn(O2CC(O)CH2CH2CO2H)(O2CCH(NH2)(CH2)2S(CH3)2Cl)*H2O

Conditions
ConditionsYield
In water react. with ZnO with stirring until dissolution of the ZnO; salting-out with acetone, elem. anal.;
nickel(II) carbonate
719261-06-0

nickel(II) carbonate

DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

glycine
56-40-6

glycine

Ni((CH3)2SCH2CH2CH(NH2)COO)(CH2(NH2)COO)(1+)(H2O)2*Cl(1-)=Ni((CH3)2S(Cl)CH2CH2CH(NH2)COO)(CH2(NH2)COO)*2H2O

Ni((CH3)2SCH2CH2CH(NH2)COO)(CH2(NH2)COO)(1+)(H2O)2*Cl(1-)=Ni((CH3)2S(Cl)CH2CH2CH(NH2)COO)(CH2(NH2)COO)*2H2O

Conditions
ConditionsYield
In water addn. of basic NiCO3 to equimolar quantities of the ligands dissolved in water; filtration, salting-out by repeated treating with acetone, elem. anal.;
nickel(II) carbonate
719261-06-0

nickel(II) carbonate

DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

aspartic Acid
617-45-8

aspartic Acid

Ni((CH3)2SCH2CH2CH(NH2)COO)(COOCH(NH3)CH2COO)(H2O)2(1+)*Cl(1-)*H2O=Ni((CH3)2S(Cl)C3H5(NH2)COO)(COOCH(NH3)CH2COO)*3H2O

Ni((CH3)2SCH2CH2CH(NH2)COO)(COOCH(NH3)CH2COO)(H2O)2(1+)*Cl(1-)*H2O=Ni((CH3)2S(Cl)C3H5(NH2)COO)(COOCH(NH3)CH2COO)*3H2O

Conditions
ConditionsYield
In water addn. of basic NiCO3 to equimolar quantities of the ligands dissolved in water; filtration, salting-out by repeated treating with acetone, elem. anal.;
ferric hydroxide

ferric hydroxide

S-methyl-L-cysteine
1187-84-4

S-methyl-L-cysteine

DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

Fe(3+)*2O2CCHNH2CH2CH2S(CH3)2*2Cl(1-)*O2CCH(NH2)CH2SCH3(1-)*2H2O=Fe(O2CCH(NH2)CH2CH2S(CH3)2Cl)2(O2CCH(NH2)CH2SCH3)*2H2O

Fe(3+)*2O2CCHNH2CH2CH2S(CH3)2*2Cl(1-)*O2CCH(NH2)CH2SCH3(1-)*2H2O=Fe(O2CCH(NH2)CH2CH2S(CH3)2Cl)2(O2CCH(NH2)CH2SCH3)*2H2O

Conditions
ConditionsYield
In water addn. of vitamin U and S-methyl-L-cysteine to metal hydroxide in water (molar ratio 2:1:1), stirred to give a soln.; addn. of acetone; elem. anal.;
ferric hydroxide

ferric hydroxide

S-methyl-L-cysteine
1187-84-4

S-methyl-L-cysteine

DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

Fe(3+)*O2CCH(NH2)CH2CH2S(CH3)2*Cl(1-)*2O2CCH(NH2)CH2SCH3(1-)=Fe(O2CCH(NH2)CH2CH2S(CH3)2Cl)(O2CCH(NH2)CH2SCH3)2

Fe(3+)*O2CCH(NH2)CH2CH2S(CH3)2*Cl(1-)*2O2CCH(NH2)CH2SCH3(1-)=Fe(O2CCH(NH2)CH2CH2S(CH3)2Cl)(O2CCH(NH2)CH2SCH3)2

Conditions
ConditionsYield
In water addn. of Fe(OH)3 to a mixt. of vitamin U and S-methyl-L-cysteine in water (molar ratio 1:1:2); complex isolated from the soln. by addn. of a 1:1 mixt. of acetone and alcohol, oily ppt., treated with acetone to give a powder, washed with ether; elem. anal.;
ferric hydroxide

ferric hydroxide

DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

Fe(3+)*(O2CCH(NH2)CH2CH2S(CH3)2Cl)(1-)*2(O2CCH(NH2)CH2SH)(1-)*4H2O=Fe(O2CCH(NH2)CH2CH2S(CH3)2Cl)(O2CCH(NH2)CH2SH)2*4H2O

Fe(3+)*(O2CCH(NH2)CH2CH2S(CH3)2Cl)(1-)*2(O2CCH(NH2)CH2SH)(1-)*4H2O=Fe(O2CCH(NH2)CH2CH2S(CH3)2Cl)(O2CCH(NH2)CH2SH)2*4H2O

Conditions
ConditionsYield
In water addn. of vitamin U and cysteine to metal hydroxide in water (molar ratio 1:2:1), stirred (6 d), loose ppt.; sepn. of the ppt. from the supernatant liquid, treated with acetone, when it became viscous, treated with acetone to give a powder, washed with ether; elem. anal.;
ferric hydroxide

ferric hydroxide

DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

Fe(O2CCH(NH2)CH2CH2S(CH3)2)2(O2CCH(NH3)CH2S)(2+)*2Cl(1-)*3H2O=Fe(O2CCH(NH2)CH2CH2S(CH3)2Cl)2(O2CCH(NH3)CH2S)*3H2O

Fe(O2CCH(NH2)CH2CH2S(CH3)2)2(O2CCH(NH3)CH2S)(2+)*2Cl(1-)*3H2O=Fe(O2CCH(NH2)CH2CH2S(CH3)2Cl)2(O2CCH(NH3)CH2S)*3H2O

Conditions
ConditionsYield
In water addn. of vitamin U and cysteine to metal hydroxide in water (molar ratio 2:1:1), stirred (6 d), loose ppt.; sepn. of the ppt. from the supernatant liquid, treated with acetone, when it became viscous, treated with acetone to give a powder, washed with ether; elem. anal.;
chromium(III) hydroxide

chromium(III) hydroxide

DL-methionine-S-methylsulfonium chloride
3493-12-7

DL-methionine-S-methylsulfonium chloride

Cr(O2CCH(NH2)CH2CH2S(CH3)2)(O2CCH(NH2)CH2S)(H2O)(1+)*Cl(1-)*H2O=Cr(O2CCH(NH2)CH2CH2S(CH3)2Cl)(O2CCH(NH2)CH2S)(H2O)*H2O

Cr(O2CCH(NH2)CH2CH2S(CH3)2)(O2CCH(NH2)CH2S)(H2O)(1+)*Cl(1-)*H2O=Cr(O2CCH(NH2)CH2CH2S(CH3)2Cl)(O2CCH(NH2)CH2S)(H2O)*H2O

Conditions
ConditionsYield
In water addn. of vitamin U and cysteine to metal hydroxide in water (molar ratio 1:1:1), stirred (4 d), pptn.; treatment with acetone; elem. anal.;
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