Langfang Hawk Technology & Development Co., Ltd.

Address: TsingHua Science Park,Economic Devp.Zone, LangFang, Hebei, China
Phone: +86-(316)-2224727 | Fax: +86-(316)-2224730 | Map/Directions >>

Profile: Langfang Hawk Technology & Development Co., Ltd. specializes in the scientific research of pharmaceutical & agricultural intermediates, electro-plating chemicals, catalysts & initiators. Our product line includes levulinic acid, propyl levulinate, methyl levulinate, ethyl levulinate, butyl levulinate, diphenolic acid, calcium levulinate, dimethyl disulfide, methane sulfonyl chloride, sodium methanesulfonate and succinic anhydride. Our diphenolic acid is used to prepare various kinds of synthetic resin, electrophoresis dope, glossy printing-ink resin and coatings.

29 Products/Chemicals (Click for related suppliers)  
• Aceturic Acid
IUPAC Name: 2-acetamidoacetic acid | CAS Registry Number: 543-24-8
Synonyms: Aceturic acid, Acetamidoacetic acid, Glycine, N-acetyl-, Acetylglycocoll, Acetylglycine, N-ACETYLGLYCINE, Acetylaminoacetic acid, Ethanoylaminoethanoic acid, 2-Acetamidoacetic acid, (acetylamino)acetic acid, 2-acetamido-acetic acid, ACETYLAMINO-ACETIC ACID, A16300_ALDRICH, 01180_FLUKA, NSC7605, AIDS018665, AIDS-018665, CID10972, NSC 7605, EINECS 208-839-6

Molecular Formula: C4H7NO3Molecular Weight: 117.103280 [g/mol]
H-Bond Donor: 2H-Bond Acceptor: 3


• Alpha-Angelicalactone
IUPAC Name: 5-methyl-3H-furan-2-one | CAS Registry Number: 591-12-8
Synonyms: alpha-Angelica lactone, alpha-Angelicalactone, 5-Methyl-2(3H)-furanone, 5-Methylfuran-2(3H)-one, alpha-Angelicalacton, .alpha.-Angelica lactone, Ambap215, delta(2)-Angelica lactone, 2(3H)-FURANONE, 5-METHYL-, 4-Hydroxypent-3-enoic acid lactone, beta,gamma-Angelica lactone, delta(sup 2)-Angelica lactone, FEMA No. 3293, CCRIS 3594, NSC654, .DELTA.2-Angelica lactone, WLN: T5OV CHJ E1, A86406_ALDRICH, .delta.(2)-Angelica lactone, W329304_ALDRICH

Molecular Formula: C5H6O2Molecular Weight: 98.099940 [g/mol]
H-Bond Donor: 0H-Bond Acceptor: 2


• Benzenesulfonyl Chloride
IUPAC Name: benzenesulfonyl chloride | CAS Registry Number: 98-09-9
Synonyms: Benzene sulfochloride, Benzenosulfochloride, BENZENESULFONYL CHLORIDE, Benzolsulfochloride, BSC-refine D, Benezenesulfochloride, Benzenosulphochloride, Benzene sulfonechloride, Phenylsulfonyl chloride, Benzenosulfochlorek, Benzenesulfonic chloride, Benzenesulfon chloride, Benzenesulphonyl chloride, Benzenesulfonic(acid)chloride, RCRA waste no. U020, RCRA waste number U020, WLN: WSGR, Benzenosulfochlorek [Polish], Benzenesulfonic acid chloride, Benzenesulfonic (acid) chloride

Molecular Formula: C6H5ClO2SMolecular Weight: 176.620700 [g/mol]
H-Bond Donor: 0H-Bond Acceptor: 2


• Butyl Levulinate
IUPAC Name: butyl 4-oxopentanoate | CAS Registry Number: 2052-15-5
Synonyms: Butyl levulinate, n-Butyl levulinate, Butyl laevulinate, Butyl 4-oxopentanoate, n-Butyl laevulinate, Butyl 4-ketovalerate, Butyl acetylpropionate, n-Butyl 4-oxopentanoate, LEVULINIC ACID, BUTYL ESTER, Pentanoic acid, 4-oxo-, butyl ester, 4-Ketopentanoic acid butyl ester, FEMA No. 2207, W220701_ALDRICH, 179531_ALDRICH, EINECS 218-143-4, NSC 78451, NSC78451, BRN 1768453, ZINC01718840, AI3-00518

Molecular Formula: C9H16O3Molecular Weight: 172.221540 [g/mol]
H-Bond Donor: 0H-Bond Acceptor: 3


• Cyclohexanecarboxaldehyde
IUPAC Name: cyclohexanecarbaldehyde | CAS Registry Number: 2043-61-0
Synonyms: Cyclohexanal, Formylcyclohexane, Cyclohexanaldehyde, Cyclohexanealdehyde, 1-Formylcyclohexane, Cyclohexylformaldehyde, Cyclohexanecarbaldehyde, Hexahydrobenzaldehyde, Cyclohexylcarboxaldehyde, Cyclohexane formaldehyde, CYCLOHEXANECARBOXALDEHYDE, Cyclohexanaecarboxaldehyde, 108464_ALDRICH, CYCLOHEXANE CARBOXALDEHYDE, NSC68509, EINECS 218-057-7, NSC 68509, ZINC01695170, Cyclohexanecarboxaldehyde (8CI)(9CI), AI3-05667

Molecular Formula: C7H12OMolecular Weight: 112.169580 [g/mol]
H-Bond Donor: 0H-Bond Acceptor: 1


• Dimethyl Disulphide
IUPAC Name: methyldisulfanylmethane | CAS Registry Number: 624-92-0
Synonyms: Dimethyl disulfide, Dimethyldisulfide, Disulfide, dimethyl, 2,3-Dithiabutane, METHYL DISULFIDE, Methyldisulfide, Dimethyl disulphide, Methyldithiomethane, DMDS, (Methyldithio)methane, Methyldisulfanylmethane, (Methyldisulfanyl)methane, Methyl disulfide (8CI), FEMA No. 3536, CCRIS 2939, Disulfides, di-C1-2-alkyl, HSDB 6400, WLN: 1SS1, W353604_ALDRICH, 320412_ALDRICH

Molecular Formula: C2H6S2Molecular Weight: 94.199040 [g/mol]
H-Bond Donor: 0H-Bond Acceptor: 0


• Diphenolic Acid
IUPAC Name: 4,4-bis(4-hydroxyphenyl)pentanoic acid | CAS Registry Number: 126-00-1
Synonyms: Diphenolic acid, DPA (VAN), 4,4-Bis(4-hydroxyphenyl)pentanoic acid, NCIStruc1_000380, NCIStruc2_000328, NCIOpen2_002054, Oprea1_138438, B47707_ALDRICH, 4,4-Bis(4-hydroxyphenyl)valeric acid, MLS001061266, NSC34824, 4,4-Bis(p-hydroxyphenyl)pentanoic acid, 4,4-Bis(p-hydroxyphenyl)valeric acid, NSC 3371, EINECS 204-763-2, NSC3371, CID67174, NCI34824, NSC55069, NCGC00013399

Molecular Formula: C17H18O4Molecular Weight: 286.322420 [g/mol]
H-Bond Donor: 3H-Bond Acceptor: 4


• Glutaric Acid
IUPAC Name: pentanedioic acid | CAS Registry Number: 110-94-1
Synonyms: Pentanedioic acid, GLUTARIC ACID, Pentandioic acid, glutarate, Glutarsaeure, n-Pyrotartaric acid, 1,5-Pentanedioic acid, 1czc, 1,3-Propanedicarboxylic acid, WLN: QV3VQ, (C4-C6) Dibasic acids, G3407_ALDRICH, HSDB 5542, NSC9238, Carboxylic acids, di-, C4-6, NSC 9238, 49660_FLUKA, CHEBI:17859, EINECS 203-817-2, BRN 1209725

Molecular Formula: C5H8O4Molecular Weight: 132.114620 [g/mol]
H-Bond Donor: 2H-Bond Acceptor: 4


• Glutaric Anhydride
IUPAC Name: oxane-2,6-dione | CAS Registry Number: 108-55-4
Synonyms: Pyroglutaric acid, Glutaric acid anhydride, GLUTARIC ANHYDRIDE, Pentanedioic anhydride, Pentanedioic acid anhydride, WLN: T6VOVTJ, 2H-Pyran-2,6(3H)-dione, dihydro-, G3806_ALDRICH, Anhydrid kyseliny glutarove [Czech], NSC16640, EINECS 203-593-6, NSC 16640, AIDS081863, AIDS-081863, Dihydro-2H-pyran-2,6(3H)-dione, BRN 0110051, 2H-Pyran-2,6(3H)-dione, dihydro, AI3-06352, LS-72005, 5-17-11-00009 (Beilstein Handbook Reference)

Molecular Formula: C5H6O3Molecular Weight: 114.099340 [g/mol]
H-Bond Donor: 0H-Bond Acceptor: 3


• Levulinic Acid
IUPAC Name: 4-oxopentanoic acid | CAS Registry Number: 123-76-2
Synonyms: LEVULINIC ACID, 4-Oxopentanoic acid, Laevulinic acid, Levulic acid, Levulinsaeure, 4-Oxovaleric acid, 4-Ketovaleric acid, Laevulic acid, Acetopropionic acid, Laevulinsaeure, LEVA, Pentanoic acid, 4-oxo-, 4-Oxopentansaeure, 3-Acetylpropionic acid, Acidum laevulinicum, gamma-Ketovaleric acid, 3-Acetylpropionsaeure, Valeric acid, 4-oxo-, beta-Acetylpropionic acid, Pentanoic acid, 4-oxo

Molecular Formula: C5H8O3Molecular Weight: 116.115220 [g/mol]
H-Bond Donor: 1H-Bond Acceptor: 3


• Methane Sulphonamide (MSAm)
IUPAC Name: methanesulfonamide | CAS Registry Number: 3144-09-0
Synonyms: Methanesulfonamide, Methylsulfonamide, Methane sulfonamide, Methanesulphonamide, NSC271, 64275_FLUKA, NSC 271, AIDS018422, AIDS-018422, EINECS 221-553-6, BBV-037405, AI3-51925

Molecular Formula: CH5NO2SMolecular Weight: 95.120900 [g/mol]
H-Bond Donor: 1H-Bond Acceptor: 3


• Methane Sulphonic Anhydride
IUPAC Name: methylsulfonyl methanesulfonate | CAS Registry Number: 7143-01-3
Synonyms: Mesyl anhydride, Methanesulfonic anhydride, Methanesulfonic acid, anhydride, Methanesulphonic anhydride, NCIOpen2_000079, 269190_ALDRICH, NSC65906, EINECS 230-442-1, NSC 65906, ZINC04521659

Molecular Formula: C2H6O5S2Molecular Weight: 174.196040 [g/mol]
H-Bond Donor: 0H-Bond Acceptor: 5


• Methanesulphonic Acid (MSA)
IUPAC Name: methanesulfonic acid | CAS Registry Number: 75-75-2
Synonyms: METHANESULFONIC ACID, Methylsulfonic acid, Methanesulfonate, Methansulfonsaeure, Methanesulphonic acid, methanesulphonic-acid-, Ammonium methanesulfonate, LACTIC ACID(DL), WLN: WSQ1, CCRIS 2783, Methanesulfonic acid solution, HSDB 5004, Kyselina methansulfonova [Czech], M4141_SIAL, NSC 3718, 17834_FLUKA, 55517_FLUKA, 95491_FLUKA, CHEBI:27376, EINECS 200-898-6

Molecular Formula: CH4O3SMolecular Weight: 96.105660 [g/mol]
H-Bond Donor: 1H-Bond Acceptor: 3


• Methanesulphonyl Chloride
IUPAC Name: methanesulfonyl chloride | CAS Registry Number: 124-63-0
Synonyms: Mesyl chloride, Methanesulfonyl chloride, Chloro methyl sulfone, Methyl sulfochloride, Chloromethyl sulfone, Methanesulfuryl chloride, Methyl sulfonyl chloride, Methanesulphonyl chloride, Methanesulfonic acid chloride, METHYLSULFONYL CHLORIDE, HSDB 5605, 471259_ALDRICH, EINECS 204-706-1, NSC 15039, UN3246, NSC15039, AI3-52234, LS-90360, ST5214471, InChI=1/CH3ClO2S/c1-5(2,3)4/h1H

Molecular Formula: CH3ClO2SMolecular Weight: 114.551320 [g/mol]
H-Bond Donor: 0H-Bond Acceptor: 2


• Methyl sulfonoyl methyl amine
IUPAC Name: N-methylmethanesulfonamide | CAS Registry Number: 1184-85-6
Synonyms: N-Methylmethanesulfonamide, Methanesulfonamide, N-methyl-, Methanesulfonic acid methylamide, Methansulfonic acid-n-methylamide, NSC 137909, BRN 1633748, Methansulfonsaure-N-methylamid [German], NSC137909, BBV-030293, LS-90147, 4-04-00-00268 (Beilstein Handbook Reference)

Molecular Formula: C2H7NO2SMolecular Weight: 109.147480 [g/mol]
H-Bond Donor: 1H-Bond Acceptor: 3


• N-Bromosuccinimide
IUPAC Name: 1-bromopyrrolidine-2,5-dione | CAS Registry Number: 128-08-5
Synonyms: Succinbromide, Succinbromimide, Succinibromimide, N-Bromosuccimide, BROMOSUCCINIMIDE, Succinimide, N-bromo-, 2,5-Pyrrolidinedione, 1-bromo-, WLN: T5VNVTJ BE, CCRIS 2899, NSC 16, NSC16, 1-Bromo-2,5-pyrrolidinedione, 1-Bromopyrrolidine-2,5-dione, SGCUT00108, Succinimide, N-bromo- (8CI), B81255_SIAL, EINECS 204-877-2, AIDS019622, AIDS-019622, to_000027

Molecular Formula: C4H4BrNO2Molecular Weight: 177.984060 [g/mol]
H-Bond Donor: 0H-Bond Acceptor: 2


• N-Chlorosuccinimide
IUPAC Name: 1-chloropyrrolidine-2,5-dione | CAS Registry Number: 128-09-6
Synonyms: Succinchlorimide, Chlorosuccinimide, Succinochlorimide, N-CHLOROSUCCINIMIDE, Succinic N-chloroimide, Succinimide, N-chloro-, Caswell No. 807, 2,5-Pyrrolidinedione, 1-chloro-, WLN: T5VNVTJ BG, 1-Chloro-2,5-pyrrolidinedione, HSDB 5407, Succinic acid, imide, N-chloro-, 109681_ALDRICH, NSC 8748, Succinimide, N-chloro- (8CI), EINECS 204-878-8, NSC8748, EPA Pesticide Chemical Code 077301, BRN 0113915, ZINC03860887

Molecular Formula: C4H4ClNO2Molecular Weight: 133.533060 [g/mol]
H-Bond Donor: 0H-Bond Acceptor: 2


• Pyromellitic Acid
IUPAC Name: benzene-1,2,4,5-tetracarboxylic acid | CAS Registry Number: 89-05-4
Synonyms: PYROMELLITIC ACID, USAF XR-20, 1,2,4,5-Benzenetetracarboxylic acid, Pyromellitic acid hydrate, 1,2,4,5-Tetracarboxybenzene, B4007_ALDRICH, WLN: QVR BVQ DVQ EVQ, Buffer solution HPCE pH 7.7, NSC 6369, 82619_FLUKA, 83179_FLUKA, EINECS 201-879-5, CID6961, NSC6369, AIDS018150, 1,2,4,5-Benzene-tetracarboxylic acid, AIDS-018150, Sodium pyromellitate buffer solution, BRN 1887659, AI3-28523

Molecular Formula: C10H6O8Molecular Weight: 254.149840 [g/mol]
H-Bond Donor: 4H-Bond Acceptor: 8


• Pyrophosphoryl Chloride
Synonyms: Diphosphoryl chloride, Pyrophosphoryl chloride, Diphosphoric tetrachloride, Pyrophosphoric tetrachloride, AC1NATFC, Diphosphoryl tetrachloride, 381829_ALDRICH, MolPort-003-931-462, EINECS 236-824-4, RL01584, AB1011467, D2883, X7329

Molecular Formula: Cl4O3P2Molecular Weight: 251.757724 [g/mol]
H-Bond Donor: 0H-Bond Acceptor: 3


• Sodium Mesitylenesulfonate
IUPAC Name: sodium 2,4,6-trimethylbenzenesulfonate | CAS Registry Number: 6148-75-0
Synonyms: EINECS 228-157-2, Sodium 2,4,6-trimethylbenzenesulphonate, CID165410, Benzenesulfonic acid, 2,4,6-trimethyl-, sodium salt

Molecular Formula: C9H11NaO3SMolecular Weight: 222.236610 [g/mol]
H-Bond Donor: 0H-Bond Acceptor: 3


• Stannous Methane Sulphonate
IUPAC Name: methanesulfonate; tin(2+) | CAS Registry Number: 53408-94-9
Synonyms: 462675_ALDRICH, Methanesulfonic acid, tin(2+) salt, Tin(II) methanesulfonate solution, CID6452824, 765922-96-1

Molecular Formula: C2H6O6S2SnMolecular Weight: 308.905440 [g/mol]
H-Bond Donor: 0H-Bond Acceptor: 6


• Succinic Anhydride
IUPAC Name: oxolane-2,5-dione | CAS Registry Number: 108-30-5
Synonyms: Succinyl oxide, SUCCINIC ANHYDRIDE, Succinyl anhydride, Butanedioic anhydride, Succinyloxide, Dihydro-2,5-furandione, Rikacid SA, 2,5-Furandione, dihydro-, Succinic acid anhydride, Succinyl peroxide, dihydrofuran-2,5-dione, 2,5-Diketotetrahydrofuran, Tetrahydro-2,5-dioxofuran, oxolane-2,5-dione, Bernsteinsaeureanhydrid, Tetrahydro-2,5-furandione, Bernsteinsaure-anhydrid, 2,5-Dioxotetrahydrofuran, WLN: T5VOVTJ, Dihydro-furan-2,5-dione

Molecular Formula: C4H4O3Molecular Weight: 100.072760 [g/mol]
H-Bond Donor: 0H-Bond Acceptor: 3


• Succinimide
IUPAC Name: pyrrolidine-2,5-dione | CAS Registry Number: 123-56-8
Synonyms: Butanimide, 2,5-Pyrrolidinedione, SUCCINIMIDE, Succinic imide, Succinimide-sauba, Succinic acid imide, 2,5-Diketopyrrolidine, 2,5-Dioxopyrrolidine, 3,4-Dihydropyrrolidine, pyrrolidine-2,5-dione, WLN: T5VMVTJ, 3,4-Dihydropyrrole-2,5-dione, Dihydro-3-pyrroline-2,5-dione, S9381_SIGMA, Maleimide-Related Compound 13, CHEBI:9307, EINECS 204-635-6, NSC 11204, CID11439, NSC11204

Molecular Formula: C4H5NO2Molecular Weight: 99.088000 [g/mol]
H-Bond Donor: 1H-Bond Acceptor: 2


• Sulpholane
IUPAC Name: thiolane 1,1-dioxide | CAS Registry Number: 126-33-0
Synonyms: Sulphoxaline, Sulfalone, Sulfolan, Dioxothiolan, Bondelane A, Bondolane A, Tetramethylene sulfone, SULFOLANE, Thiophan sulfone, Thiophane dioxide, 1,1-Dioxothiolan, Dihydrobutadiene sulfone, Thiacyclopentane dioxide, Tetrahydrothiophene 1,1-dioxide, Thiolane-1,1-dioxide, Cyclotetramethylene sulfone, Tetrahydrothiophene dioxide, Dihydrobutadiene sulphone, Cyclic tetramethylene sulfone, Thiophene, tetrahydro-, 1,1-dioxide

Molecular Formula: C4H8O2SMolecular Weight: 120.170120 [g/mol]
H-Bond Donor: 0H-Bond Acceptor: 2


• Zirconocene Dichloride
IUPAC Name: cyclopenta-1,3-diene; dichlorozirconium | CAS Registry Number: 1291-32-3
Synonyms: Cl2 zirconocene, AIDS001314, AIDS-001314, Dichloro-bis(.eta.^5-2,4-cyclopentadiene-1-yl)zirconium, Zirconium, dichlorobis(.eta.^5-2,4-cyclopentadien-1-yl)-

Molecular Formula: C10H10Cl2Zr-2Molecular Weight: 292.316400 [g/mol]
H-Bond Donor: 0H-Bond Acceptor: 2


• 4-Valerolactone
IUPAC Name: 5-methyloxolan-2-one | CAS Registry Number: 108-29-2
Synonyms: 4-Pentanolide, gamma-Valerolactone, gamma-Pentalactone, Valerolactone, Pentanolide-1,4, gamma-Valeryllactone, gamma-Pentanolactone, .gamma.-Pentalactone, .gamma.-Valerolactone, 4-Hydroxypentanoic acid lactone, 4-Hydroxyvaleric acid lactone, 4-Methyl-gamma-butyrolactone, Ambap5837, ()-gamma-Valerolactone, gamma-Valerolakton [Czech], gamma-Methyl-gamma-butyrolactone, 2(3H)-Furanone, dihydro-5-methyl-, V403_ALDRICH, 5-Methyltetrahydro-2-furanone, FEMA No. 3103

Molecular Formula: C5H8O2Molecular Weight: 100.115820 [g/mol]
H-Bond Donor: 0H-Bond Acceptor: 2


• 2-Mercapto Thiazoline
IUPAC Name: 1,3-thiazolidine-2-thione | CAS Registry Number: 96-53-7
Synonyms: Mercaptothiazoline, Metabasal, Thyroidan, 2-Thiazolidinethione, 2-Thiothiazolidone, 2-Mercaptothiazoline, 2-Thiazolidenethione, 2-Thiozolidinethione, Sancelent 2MT, 2-Mercapto-2-thiazoline, Thiazoline-2-thiol, 2-Thiazoline-2-thiol, 1,3-Thiazolidine-2-thione, Thiazolidine-2-thione, Dihydro-2-thiazolethiol, Dihydrothiazole-2-thiol, 4,5-Dihydro-2-mercaptothiazole, Tetrahydrothiazole-2-thione, 2-Thiazolethiol, dihydro-, M6204_ALDRICH

Molecular Formula: C3H5NS2Molecular Weight: 119.208500 [g/mol]
H-Bond Donor: 1H-Bond Acceptor: 0


• 4,4'-Azobis(4-cyanovaleric acid)
IUPAC Name: 4-cyano-4-(2-cyano-5-hydroxy-5-oxopentan-2-yl)diazenylpentanoic acid | CAS Registry Number: 2638-94-0
Synonyms: Azobis(cyanovaleric acid), 118168_ALDRICH, 4,4'-Azobis(4-cyanopentanoic acid), 11588_FLUKA, 11590_FLUKA, 4,4'-Azobis(4-cyanovaleric) acid, EINECS 220-135-0, 4,4'-Azobis[4-cyanopentanoic acid], NSC114466, 4,4'-Azobis-4-cyanovaleric acid, AIDS026868, NSC 114466, Valeric acid, 4,4'-azobis(4-cyano-, AIDS-026868, CID92938, 4,4'-Azobis[4-cyanovaleric acid], BRN 1729856, 4,4'-azobis-(4-cyanovaleric acid), Pentanoic acid, 4,4'-azobis(4-cyano-, 4,4'-Azo-bis(4-cyanopentanoic acid)

Molecular Formula: C12H16N4O4Molecular Weight: 280.279840 [g/mol]
H-Bond Donor: 2H-Bond Acceptor: 8


• 1,3,5-Trimethyl Benzene
IUPAC Name: 1,3,5-trimethylbenzene | CAS Registry Number: 108-67-8
Synonyms: MESITYLENE, Trimethylbenzol, sym-Trimethylbenzene, Fleet-X, 1,3,5-Trimethylbenzene, 3,5-Dimethyltoluene, s-Trimethylbenzene, Benzene, 1,3,5-trimethyl-, Trimethylbenzene, 1,3,5-, HSDB 92, M7200_ALDRICH, 442236_SUPELCO, NSC 9273, WLN: 1R C1 E1, 63908_FLUKA, 63910_FLUKA, CHEBI:34833, EINECS 203-604-4, NSC9273, UN2325

Molecular Formula: C9H12Molecular Weight: 120.191580 [g/mol]
H-Bond Donor: 0H-Bond Acceptor: 0


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