SECURITIES AND EXCHANGE COMMISSION
                       WASHINGTON, D.C. 20549

                              FORM 10-K

        ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE
                   SECURITIES EXCHANGE ACT OF 1934

For the fiscal year ended:   December 31, 1998 Commission File number: 33-55860

                           STRUCTURED PRODUCTS CORP.,
                                on behalf of

     TIERS   Corporate  Bond-Backed  Certificates Trust IBM 1997
     TIERS   Corporate Bond-Backed  Certificates  Trust BLS  1997-6  
     TIERS   Corporate  Bond-Backed Certificates  Trust APA 1997-8 
     TIERS   Corporate  Bond-Backed  Certificates Trust JPM 1998-2
     TIERS   TENS   Certificates   Trust  LTR  1998-4 
     TIERS   Corporate Bond-Backed Certificates Trust MOT 1998-5
     TIERS   Corporate  Bond-Backed  Certificates  Trust C 1998-6 
             (Exact name of registrant as specified in its charter)

      Delaware                                   13-3692801
     (State or other jurisdiction              (I.R.S. employer
      of incorporation)                         identification no.)
      Room 33-130, 33rd Floor, Seven World Trade Center, New York,
      New York                                       10048

      (Address of principal executive offices)     (Zip code)

     Registrant's telephone number, including area code : (212)783-6645

Securities  registered  pursuant to Section  12(b) of the Act: 
     TIERS  Corporate Bond-Backed   Certificates,   Series  IBM  1997-4 
     TIERS  Corporate  Bond-Backed Certificates, Series BLS 1997-6
     TIERS  Corporate Bond-Backed Certificates, Series APA 1997-8
     TIERS  Corporate Bond-Backed Certificates, Series JPM 1998-2
     TIERS  TENS Certificates, Series  LTR  1998-4 
     TIERS  Corporate Bond-Backed Certificates, Series MOT 1998-5
     TIERS  Corporate Bond-Backed Certificates, Series C 1998-6

Securities registered pursuant to Section 12(g) of the Act:   None

Indicate by check mark whether the Registrant has (1) filed all reports required
to be filed by section 13 or 15(d) of the Securities Exchange Act of 1934 during
the  preceding 12 months (or for such  shorter  period that the  Registrant  was
required to have filed such  reports)  and (2) has been  subject  tosuch  filing
requirements  for the past 90 days.  Yes ___ No __ 

State the aggregate market value of the voting stock held by  non-affiliates  of
the  registrant.  The  Registrant  has no voting  stock or class of common stock
outstanding as of the date of this report.






                                INTRODUCTORY NOTE

Structured  Products Corp.  (the  "Depositor")  is the Depositor  under the Base
Trust Agreements as supplemented by the Series  Supplements  listed below by and
between the Depositor and U.S. Bank Trust National  Association,  formerly First
Trust of New York, National Association,  as Trustee (the "Trustee"),  providing
for the issuance of the TIERS Certificates listed below (the "Certificates") and
is the depositor for the Certificates (the "Registrant') The Certificates do not
represent obligations of or interests in the Depositor or the Trustee.  Pursuant
to staff administrative  positions established in various no-action letters, see
e.g.  CORPORATE ASSET BACKED CORPORATION  ("CABCO")  (available August 9, 1995);
LEHMAN STRUCTURED ASSETS,  INC.  (available  December 8, 1994), the Depositor is
not required to respond to various items of From 10-K. Such items are designated
herein as "Not applicable."

GOVERNING DOCUMENTS                      CERTIFICATES ISSUED THEREUNDER

Base Trust  Agreement and Series IBM     TIERS Corporate Bond-Backed
1997-4  Supplement  dated as of June     Certificates, Series IBM 1997-4
16, 1997

Base Trust  Agreement and Series BLS     TIERS Corporate Bond-Backed
1997-6  Supplement  dated as of July     Certificates, Series BLS 1997-6
7, 1997

Base Trust  Agreement and Series APA     TIERS Corporate Bond-Backed
1997-8   Supplement   dated   as  of     Certificates, Series APA 1997-8
September 15, 1997

Base Trust  Agreement and Series JPM     TIERS Corporate Bond-Backed
1998-2  Supplement dated as of April     Certificates, Series JPM 1998-2
1, 1998

Base Trust  Agreement and Series LTR     TIERS TENS Certificates, Series
1998-4  Supplement  dated  as of May     LTR 1998-4
18, 1998

Base Trust  Agreement and Series MOT     TIERS Corporate Bond-Backed
1998-5  Supplement  dated  as of May     Certificates, Series MOT 1998-5
19, 1998
Base  Trust  Agreement  and Series C     TIERS Corporate Bond-Backed
1998-6  Supplement  dated  as of May     Certificates , Series C 1998-6
21, 1998

                                       2


                                     PART I

ITEM 1. BUSINESS

           Not Applicable

ITEM 2.  PROPERTIES

           Not Applicable

ITEM 3.  LEGAL PROCEEDINGS

           Not Applicable

ITEM 4.  SUBMISSION OF MATTERS TO A VOTE OF SECURITY HOLDERS

           Not Applicable

ITEM  5.  MARKET  FOR  REGISTRANT'S  COMMON  EQUITY  AND  RELATED
STOCKHOLDER MATTERS

     The  Certificates  representing  investors'  interest  in  the  Trusts  are
represented  by one or more  physical  Certificates  registered  in the  name of
"Cede& Co., the nominee of The Depository  Trust Company.  To the best knowledge
of the  registrant,  there  is no  established  public  trading  market  for the
Certificates.

ITEM 6.  SELECTED FINANCIAL DATA

           Not Applicable

ITEM 7.     MANAGEMENT'S  DISCUSSION  AND  ANALYSIS  OF  FINANCIAL
CONDITION AND RESULTS OF OPERATIONS

           Not Applicable

ITEM 8. FINANCIAL STATEMENTS AND SUPPLEMENTARY DATA

           Not Applicable

ITEM  9.  CHANGES  IN  AND  DISAGREEMENTS   WITH  ACCOUNTANTS  ON
ACCOUNTING AND FINANCIAL DISCLOSURE

           Not Applicable

ITEM 10.  DIRECTORS AND EXECUTIVE OFFICERS OF THE REGISTRANT

           Not Applicable

ITEM 11.   EXECUTIVE COMPENSATION

           Not Applicable



                                       3


                              PART II

ITEM 12.  SECURITY OWNERSHIP OF CERTAIN BENEFICIAL OWNERS AND
MANAGEMENT

           (a)   Not Available
           (b)   Not Applicable
           (c)   Not Applicable

ITEM 13.  CERTAIN RELATIONSHIPS AND RELATED TRANSACTIONS

           None

                              PART IV

ITEM 14.  EXHIBITS,  FINANCIAL  SCHEDULES  AND  REPORTS  ON FORM 8-K  (a)(i) The
following documents are also filed as part of this Report:

i) Report of Aston Bell &  Associates  concerning  TIERS  Corporate  Bond-Backed
Certificates Trust IBM 1997-4

ii) Report of Aston Bell & Associates  concerning  TIERS  Corporate  Bond-Backed
Certificates Trust BLS 1997-6

iii) Report of Aston Bell & Associates  concerning  TIERS Corporate  Bond-Backed
Certificates Trust APA 1997-8

No Payments  were made or required  to be made with  respect to TIERS  Corporate
Bond-Backed  Certificates  Trust JPM 1998-2,  TIERS TENS Certificates  Trust LTR
1998-4,  TIERS Corporate  Bond-Backed  Certificates  Trust MOT 1998-5, and TIERS
Corporate  Bond-Backed  Certificates  Trust C 1998-6 during the period from June
30, 1997 through June 30, 1998. Thus no accountant's report is required.

(b) None 
(c) See item 14(a) (3) above



                                       4






                                   SIGNATURES

     Pursuant to the  requirements  of Section 13 or 15(d) of the the Securities
Exchange Act of 1934, the registrant has duly caused this report to be signed on
its behalf by the undersigned thereunto duly authorized.

                               Structured Products Corp.,as depositor for the 
                               Trusts (the
"Registrant")

                               By:

                           
                               By:/S/ TIMOTHY P. BEAULAC
                               -------------------------
                               Name:  Timothy P. Beaulac
                               Title: President

Dated as of:  December 31, 1998



                                       5






                            EXHIBIT INDEX

EXHIBIT                                                        PAGE

1.  Auditor's Report concerning TIERS
    Corporate Bond-Backed Certificates Trust IBM 1997-4         1-6

2.  Auditor's Report concerning TIERS
    Corporate Bond-Backed Certificates Trust BLS 1997-6         1-6

3.  Auditor's Report concerning TIERS
    Corporate Bond-Backed Certificates Trust APA 1997-8         1-6