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              Chuo Kaseihin Group offers services ranging from production to distribution
              of chemical products through affiliated manufacturers specializing in unique materials
              and that have relevant production processing technologies.

              Close
              FINE CHEMICALS BUSINESS

              Phosgene Derivative Products
              /List of Products

              Here are some specific examples of our products we offer by utilizing our phosgene-related technology. We also have the ability to carry out custom synthesis of compounds not shown in the list.

              Isocyanate

              Product Name Chemical Name CAS No. Molecular Formula
              Molecular
              Weight
              METI Number Supply
              Type

              Butyl isocyanate

              n-Butyl isocyanate

              111-36-4

              CH3CH2CH2CH2NCO

              99.13

              2-1690

              Development

              t-Butyl isocyanate

              t-Butyl isocyanate

              1609-86-5

              99.13

              New
              low-volume

              Development

              Hexyl isocyanate

              Hexyl isocyanate

              2525-62-4

              CH3CH2CH2CH2CH2CH2NCO

              127.18

              New
              low-volume

              Development

              Cyclohexyl
              isocyanate

              Cyclohexyl
              isocyanate

              3173-53-3

              125.17

              3-2482

              Development

              Octyl isocyanate

              Octyl isocyanate

              3158-26-7

              CH3(CH2)6CH2NCO

              155.24

              New
              low-volume

              Development

              2-Ethylhexyl
              isocyanate

              2-Ethylhexyl
              isocyanate

              20392-34-1

              CH3(CH2)3CH(C2H5)CH2NCO

              155.24

              -

              Development

              Dodecyl
              isocyanate

              Dodecyl
              isocyanate

              4202-38-4

              CH3(CH2)10CH2NCO

              211.34

              New
              low-volume

              Development

              Adamantyl
              isocyanate

              1-Adamantyl
              isocyanate

              4411-25-0

              177.24

              New
              low-volume

              Development

              3-(Triethoxysilyl)
              propyl isocyanate

              3-(Triethoxysilyl)
              propyl isocyanate

              24801-88-5

              247.36

              2-3880

              Make-to-order

              Leucine methyl
              ester isocyanate

              Methyl 2-isocya
              nato-4-methyl
              pentanoate

              -

              171.20

              -

              Development

              LDI

              Methyl 2,6-
              diisocyanato
              hexanoate

              4460-02-0

              212.21

              2-1698

              Development

              LTI

              2,6-Diisocyanato
              hexanoic acid
              2-isocyanatoethyl
              ester

              69878-18-8

              267.24

              2-3244

              Development

              Phenyl isocyanate

              Phenyl isocyanate

              103-71-9

              119.12

              3-2213

              Development

              Benzyl isocyanate

              Benzyl isocyanate

              3173-56-6

              133.15

              New
              low-volume

              Make-to-order

              2,6-Dimethyl
              phenyl isocyanate

              2,6-Dimethyl
              phenyl isocyanate

              28556-81-2

              147.17

              New
              low-volume

              Development

              3,5-Dimethyl
              phenyl isocyanate

              3,5-Dimethyl
              phenyl isocyanate

              54132-75-1

              147.17

              New
              low-volume

              Development

              2,6-Diisopropyl
              phenyl isocyanate

              2,6-Diisopropyl
              phenyl isocyanate

              28178-42-9

              203.28

              New
              low-volume

              Make-to-order

              4-Fluorophenyl
              isocyanate

              4-Fluorophenyl
              isocyanate

              1195-45-5

              137.11

              -

              Development

              2,4-Difluorophenyl
              isocyanate

              2,4-Difluorophenyl
              isocyanate

              59025-55-7

              155.10

              -

              Development

              2,4,6-Trifluoro
              phenyl isocyanate

              2,4,6-Trifluoro
              phenyl isocyanate

              50528-80-8

              173.09

              -

              Development

              3-(Trifluoro
              methyl)phenyl
              isocyanate

              3-(Trifluoro
              methyl)phenyl
              isocyanate

              329-01-1

              187.12

              -

              Development

              Tosyl isocyanate

              p-Toluenesulfonyl
              isocyanate

              4083-64-1

              197.21

              3-2222

              Development

              MXDI

              m-Xylidene
              diisocyanate

              3634-83-1

              188.18

              3-2216

              Make-to-order

              4,4-Oxybis
              (phenyl isocyanate)

              4,4-Oxybis(phenyl
              isocyanate)

              4128-73-8

              252.22

              3-2217

              Development

              MDI

              Diphenylmethane
              diisocyanate

              101-68-8

              250.25

              2-1690

              In commodity list

              HDI

              Hexamethylene
              diisocyanate

              822-06-0

              168.19

              2-2863

              In commodity list

              IPDI

              Isophorone
              diisocyanate

              4098-71-9

              222.29

              3-2492

              In commodity list

              H12MDI

              Dicyclohexyl
              methane-4,4'-
              diisocyanate

              5124-30-1

              262.35

              4-119

              In commodity list

              PPDI

              1,4-Phenylene
              diisocyanate

              104-49-4

              160.13

              3-2215

              In commodity list

              Karenz MOI?
              (Showa Denko)

              2-Isocyanatoethyl
              methacrylate

              30674-80-7

              155.15

              2-3378

              In commodity list

              Karenz AOI?
              (Showa Denko)

              2-Isocyanatoethyl
              acrylate

              13641-96-8

              141.12

              2-4063

              In commodity list

              Karenz BEI?
              (Showa Denko)

              1,1-(Bisacryloyl
              oxymethyl) ethyl
              isocyanate

              886577-76-0

              239.32

              Low production volume

              In commodity list

              Karenz MOI-BM?
              (Showa Denko)

              2-(O-[1'-Methyl
              propylidene
              aminocarboxy
              amino)ethyl
              methacrylate

              78279-10-4

              242.27

              Low production volume

              In commodity list

              Karenz MOI-BP?
              (Showa Denko)

              2-[(3,5-Dimethyl
              pyrazolyl)carboxy
              amino]ethyl
              methacrylate

              217437-44-0

              251.28

              5-6905

              In commodity list

              Chloroformate

              Product Name Chemical Name CAS No. Molecular Formula
              Molecular
              Weight
              METI Number Supply
              Type

              Allyl chloroformate

              Allyl chloroformate

              2937-50-0

              120.53

              2-3328

              Make-to-order

              2-(Acryloyloxy)
              ethyl
              chloroformate

              2-(Acryloyloxy)
              ethyl
              chloroformate

              -

              178.57

              -

              Development

              2-(Methacryloyl
              oxy) ethyl
              chloroformate

              2-(Methacryloyl
              oxy) ethyl
              chloroformate

              13695-27-7

              192.60

              2-3596

              Development

              4-(Acryloyloxy)
              butyl
              chloroformate

              4-(Acryloyloxy)
              butyl
              chloroformate

              -

              206.62

              -

              Development

              Carbodiimide

              Product Name Chemical Name CAS No. Molecular Formula
              Molecular
              Weight
              METI Number Supply
              Type

              Fortesol HR

              Bis(2,6-diisopropylphenyl)
              carbodiimide

              2162-74-5

              362.55

              3-142

              Product in stock

              Bis (dodecylphenyl)
              carbodiimide

              Bis(dodecylphenyl)
              carbodiimide

              -

              530.89

              -

              Development

              Bis (leucinemethyl
              ester)
              carbodiimide

              Bis(leucinemethyl
              ester)
              carbodiimide

              -

              298.38

              -

              Development

              Amino Acid-N-carboxy anhydride

              Product Name Chemical Name CAS No. Molecular Formula
              Molecular
              Weight
              METI Number Supply
              Type

              Ala-NCA

              L-alanine-N-
              carboxy anhydride

              2224-52-4

              115.09

              -

              Make-to-order

              Leu-NCA

              L-Leucine-N-
              carboxy anhydride

              3190-70-3

              157.17

              5-6173

              Development

              MLG-NCA

              Methy
              L-glutamate N-
              carboxy anhydride

              1663-47-4

              187.15

              2-1311

              Development

              Glu(OtBu)NCA

              tert-Butyl
              L-glutamate N-
              carboxy anhydride

              86409-29-2

              229.23

              -

              Development

              BLG-NCA

              5-Benzyl
              L-glutamateN-
              carboxy anhydride

              3190-71-4

              263.25

              -

              Make-to-order

              BLA-NCA

              3-(Benzyloxy
              carbonyl)-N-
              carboxy-L-
              alanine anhydride

              13590-42-6

              249.22

              -

              Make-to-order

              Lys(Z)-NCA

              N6-Carbobenzyl
              oxy-L-lysine-N-
              carboxy anhydride

              1676-86-4

              306.32

              -

              Development

              Cys(Mob)-NCA

              S(4-methoxy
              benzyl)-L-cysteine-N-
              carboxy anhydride

              -

              267.31

              -

              Development

              Lys(TFA)-NCA

              N6-Trifluoro
              acetyl-L-lysine
              N-carboxy
              anhydride

              42267-27-6

              268.19

              -

              Make-to-order

              Orn(TFA)-NCA

              N-δ-Trifluoroacetyl-L-Ornithine
              N-carboxy
              anhydride

              -

              254.17

              -

              Make-to-order

              Vinylene carbonate derivatives

              Product Name Chemical Name CAS No. Molecular Formula
              Molecular
              Weight
              METI Number Supply
              Type

              DMDO

              4,5-Dimethyl-1,3-
              dioxol-2-one

              37830-90-3

              114.10

              5-6237

              Product in stock

              DMDO-CL

              4-Chlorometyl-5-
              methyl-1,3-dioxol-2-one

              80841-78-7

              148.55

              5-6296

              Product in stock

              HMDO

              4-Hydroxymetyl-5-methyl-1,3-dioxol-2-one

              91526-18-0

              130.10

              -

              Make-to-order

              Others

              Product Name Chemical Name CAS No. Molecular Formula
              Molecular
              Weight
              METI Number Supply
              Type

              PDA

              p-Dodecylaniline

              104-42-7

              261.45

              9-902

              Product in stock

              PHBA

              p-Hydroxybenz
              aldehyde

              123-08-0

              122.12

              3-1183

              In commodity list

              Trisphenol PHBA

              4,4',4''-Methyl
              idyne
              trisphenol

              603-44-1

              292.33

              -

              Development

              Contact Us

              Query Form

              Specialty Chemicals Dept., Performance Chemicals Division
              TEL:+81-3-5148-6461
              (9:00-17:30, Mon to Fri)

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