Biological Buffers

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  1. Tris(hydroxymethyl)aminomethane hydrochloride
    Cas#: 1185-53-1        Compound CID:  93573
    Formula:  C4H12CINO3        Molecular Weight: 157.6
    IUPAC Name: 2-amino-2-(hydroxymethyl)propane-1,3-diol;hydrochloride
    SMILES: C(C(CO)(CO)N)O.Cl
    InChIKey: QKNYBSVHEMOAJP-UHFFFAOYSA-N
    InChI: InChI=1S/C4H11NO3.ClH/c5-4(1-6,2-7)3-8;/h6-8H,1-3,5H2;1H
    Synonyms: Tris hydrochloride|Tris(hydroxymethyl)aminomethane hydrochloride|2-Amino-2-(hydroxymethyl)propane-1,3-diol hydrochlor...
  2. Tris(hydroxymethyl)aminomethane (TRIS, Trometamol)
    Cas#: 77-86-1       
    Formula:  C4H11NO3        Molecular Weight: 121.14
    IUPAC Name: 2-amino-2-(hydroxymethyl)propane-1,3-diol
    SMILES: C(C(CO)(CO)N)O
    InChIKey: LENZDBCJOHFCAS-UHFFFAOYSA-N
    InChI: InChI=1S/C4H11NO3/c5-4(1-6,2-7)3-8/h6-8H,1-3,5H2
    Synonyms: Triladyl | Tris-hydroxymethyl-aminomethan [German] | Trometamole | NSC65434 | Trometamolum | TROMETHAMINE (II) | CAS-...
  3. TAPS sodium salt
    Cas#: 91000-53-2        Compound CID:  23667519
    Formula:  C7H16NNaO6S        Molecular Weight: 265.26
    IUPAC Name: sodium;3-[[1,3-dihydroxy-2-(hydroxymethyl)propan-2-yl]amino]propane-1-sulfonate
    SMILES: C(CNC(CO)(CO)CO)CS(=O)(=O)[O-].[Na+]
    InChIKey: FEGYIWVHCSRXCG-UHFFFAOYSA-M
    InChI: InChI=1S/C7H17NO6S.Na/c9-4-7(5-10,6-11)8-2-1-3-15(12,13)14;/h8-11H,1-6H2,(H,12,13,14);/q;+1/p-1
    Synonyms: N-[tris(hydroxy-methyl)methyl]-3-aminopropanesulfonic acid sodium salt | N-[Tris(hydroxymethyl)methyl]-3-aminopropane...
  4. Sodium phosphate tribasic dodecahydrate
    Cas#: 10101-89-0       
    Formula:  Na3PO4·12H2O        Molecular Weight: 380.12
    IUPAC Name: trisodium;phosphate;dodecahydrate
    SMILES: O.O.O.O.O.O.O.O.O.O.O.O.[O-]P(=O)([O-])[O-].[Na+].[Na+].[Na+]
    InChIKey: ASTWEMOBIXQPPV-UHFFFAOYSA-K
    InChI: InChI=1S/3Na.H3O4P.12H2O/c;;;1-5(2,3)4;;;;;;;;;;;;/h;;;(H3,1,2,3,4);12*1H2/q3*+1;;;;;;;;;;;;;/p-3
    Synonyms: Trisodium phosphate dodecahydrate | UNII-B70850QPHR | Phosphoric acid, trisodium salt, dodeahydrate | Sodium phosphat...
  5. Sodium phosphate monobasic
    Cas#: 7558-80-7       
    Formula:  NaH2PO4        Molecular Weight: 119.98
    IUPAC Name: sodium;dihydrogen phosphate
    SMILES: OP(=O)(O)[O-].[Na+]
    InChIKey: AJPJDKMHJJGVTQ-UHFFFAOYSA-M
    InChI: InChI=1S/Na.H3O4P/c;1-5(2,3)4/h;(H3,1,2,3,4)/q+1;/p-1
    Synonyms: 3 | NaH2PO4 | SODIUM PHOSPHATE, MONOBASIC, ANHYDROUS [II] | Sodium phosphate monobasic, USP, 98.0-103.0% | 2-Methyl-3...
  6. Sodium phosphate dibasic
    Cas#: 7558-79-4       
    Formula:  Na2HPO4        Molecular Weight: 141.96
    IUPAC Name: disodium;hydrogen phosphate
    SMILES: OP(=O)([O-])[O-].[Na+].[Na+]
    InChIKey: BNIILDVGGAEEIG-UHFFFAOYSA-L
    InChI: InChI=1S/2Na.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q2*+1;/p-2
    Synonyms: Disodium hydrogen orthophosphate | Disodium phosphoric acid | FEMA No. 2398 | OSMOPREP COMPONENT SODIUM PHOSPHATE, DI...
  7. Potassium phosphate monobasic
    Cas#: 7778-77-0        Compound CID:  516951
    Formula:  KH2PO4        Molecular Weight: 136.09
    IUPAC Name: potassium;dihydrogen phosphate
    SMILES: OP(=O)(O)[O-].[K+]
    InChIKey: GNSKLFRGEWLPPA-UHFFFAOYSA-M
    InChI: InChI=1S/K.H3O4P/c;1-5(2,3)4/h;(H3,1,2,3,4)/q+1;/p-1
    Synonyms: 2-chloromethyl-4-methoxy-3,5-dimethyl-pyridine HCl | Potassium Dihydrogen Phosphate,(S) | POTASSIUM PHOSPHATE, MONOBA...
  8. Potassium phosphate dibasic
    Cas#: 7758-11-4       
    Formula:  K2HPO4        Molecular Weight: 174.18
    IUPAC Name: dipotassium;hydrogen phosphate
    SMILES: OP(=O)([O-])[O-].[K+].[K+]
    InChIKey: ZPWVASYFFYYZEW-UHFFFAOYSA-L
    InChI: InChI=1S/2K.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q2*+1;/p-2
    Synonyms: Dipotassium hydrogen orthophosphate | DI-POTASSIUM HYDROGEN ORTHOPHOSPHATE | dipotassium;hydrogen phosphate | EC 231-...
  9. Phenol red solution
    Cas#: 143-74-8       
    Formula:  C19H14O5S        Molecular Weight: 354.38
    IUPAC Name: 4-[3-(4-hydroxyphenyl)-1,1-dioxo-2,1λ6-benzoxathiol-3-yl]phenol
    SMILES: C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC=C(C=C3)O)C4=CC=C(C=C4)O
    InChIKey: BELBBZDIHDAJOR-UHFFFAOYSA-N
    InChI: InChI=1S/C19H14O5S/c20-15-9-5-13(6-10-15)19(14-7-11-16(21)12-8-14)17-3-1-2-4-18(17)25(22,23)24-19/h1-12,20-21H
    Synonyms: Phenolsulfonphthalein solution
  10. MES solution
    Cas#: 4432-31-9        Compound CID:  78165
    Formula:  C6H13NO4S        Molecular Weight: 195.24
    IUPAC Name: 2-morpholin-4-ylethanesulfonic acid
    SMILES: C1COCCN1CCS(=O)(=O)O
    InChIKey: SXGZJKUKBWWHRA-UHFFFAOYSA-N
    InChI: InChI=1S/C6H13NO4S/c8-12(9,10)6-3-7-1-4-11-5-2-7/h1-6H2,(H,8,9,10)
    Synonyms: Morpholineethanesulfonic acid | Phenol, o-phenoxy- | SCHEMBL6200 | W-106203 | MES, low moisture content, >=99% (titra...
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